Syk

UniProt ID: P48025
Organism: Mus musculus
Review Status: COMPLETE
Aliases:
ptk72 Sykb
πŸ“ Provide Detailed Feedback

Gene Description

Syk is a non-receptor cytoplasmic tyrosine kinase that couples phosphorylated ITAM- and hemITAM-containing immune receptor adaptors to downstream PLCgamma, PI3K, MAPK, NF-kappaB, cytoskeletal, phagocytic, platelet, and cytokine-response programs. Its tandem SH2 domains bind phosphorylated receptor/adaptor motifs, relieving autoinhibition of the C-terminal kinase domain. In mouse, Syk is essential for B cell development, Fc receptor mast-cell activation, C-type lectin signaling, integrin-linked myeloid functions, and GPVI-dependent platelet activation, while vascular, metabolic, autophagy, and tissue-remodeling phenotypes are treated as context-dependent downstream roles rather than the core molecular function.

Existing Annotations Review

GO Term Evidence Action Reason
GO:0004713 protein tyrosine kinase activity
IBA
GO_REF:0000033
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0000166 nucleotide binding
IEA
GO_REF:0000043
MODIFY
Summary: Nucleotide binding is too broad for Syk kinase catalysis.
Reason: Syk specifically uses ATP as the phosphate donor for kinase activity.
Proposed replacements: ATP binding
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0004672 protein kinase activity
IEA
GO_REF:0000120
MODIFY
Summary: protein kinase activity is a correct ancestor but is less specific than Syk tyrosine kinase activity.
Reason: Syk is a non-receptor protein tyrosine kinase, so the more specific tyrosine-kinase term should be used.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0004713 protein tyrosine kinase activity
IEA
GO_REF:0000120
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0004715 non-membrane spanning protein tyrosine kinase activity
IEA
GO_REF:0000120
ACCEPT
Summary: non-membrane spanning protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0005524 ATP binding
IEA
GO_REF:0000120
ACCEPT
Summary: ATP binding is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0016301 kinase activity
IEA
GO_REF:0000120
MODIFY
Summary: kinase activity is a correct ancestor but is less specific than Syk tyrosine kinase activity.
Reason: Syk is a non-receptor protein tyrosine kinase, so the more specific tyrosine-kinase term should be used.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0016740 transferase activity
IEA
GO_REF:0000043
MODIFY
Summary: transferase activity is a correct ancestor but is less specific than Syk tyrosine kinase activity.
Reason: Syk is a non-receptor protein tyrosine kinase, so the more specific tyrosine-kinase term should be used.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0019904 protein domain specific binding
IEA
GO_REF:0000117
MODIFY
Summary: protein domain specific binding is too vague or reverses the most informative binding description for Syk.
Reason: The relevant molecular recognition is binding of phosphorylated ITAM/phosphotyrosine motifs by tandem SH2 domains.
Proposed replacements: phosphotyrosine residue binding
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0005515 protein binding
IPI
PMID:16410013
Structural basis for the requirement of two phosphotyrosine ...
MARK AS OVER ANNOTATED
Summary: protein binding records a physical association but is too generic to describe the gene product function.
Reason: The evidence supports regulated signaling-complex assembly, not a meaningful standalone protein binding function; more informative molecular and pathway terms capture the biology.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0005515 protein binding
IPI
PMID:16713566
Nontranscriptional regulation of SYK by the coactivator OCA-...
MARK AS OVER ANNOTATED
Summary: protein binding records a physical association but is too generic to describe the gene product function.
Reason: The evidence supports regulated signaling-complex assembly, not a meaningful standalone protein binding function; more informative molecular and pathway terms capture the biology.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0005515 protein binding
IPI
PMID:20133729
STAT3 is a substrate of SYK tyrosine kinase in B-lineage leu...
MARK AS OVER ANNOTATED
Summary: protein binding records a physical association but is too generic to describe the gene product function.
Reason: The evidence supports regulated signaling-complex assembly, not a meaningful standalone protein binding function; more informative molecular and pathway terms capture the biology.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0000045 autophagosome assembly
ISO
GO_REF:0000119
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning autophagosome assembly to Syk.
Reason: Automated transfer requires direct support before retaining this specific autophagy annotation.
GO:0001784 phosphotyrosine residue binding
ISO
GO_REF:0000119
ACCEPT
Summary: phosphotyrosine residue binding is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0004672 protein kinase activity
ISO
GO_REF:0000096
MODIFY
Summary: protein kinase activity is a correct ancestor but is less specific than Syk tyrosine kinase activity.
Reason: Syk is a non-receptor protein tyrosine kinase, so the more specific tyrosine-kinase term should be used.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0004672 protein kinase activity
ISO
GO_REF:0000119
MODIFY
Summary: protein kinase activity is a correct ancestor but is less specific than Syk tyrosine kinase activity.
Reason: Syk is a non-receptor protein tyrosine kinase, so the more specific tyrosine-kinase term should be used.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0004713 protein tyrosine kinase activity
ISO
GO_REF:0000096
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0004713 protein tyrosine kinase activity
ISO
GO_REF:0000119
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0004715 non-membrane spanning protein tyrosine kinase activity
ISO
GO_REF:0000119
ACCEPT
Summary: non-membrane spanning protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0005102 signaling receptor binding
ISO
GO_REF:0000119
MODIFY
Summary: signaling receptor binding is too vague or reverses the most informative binding description for Syk.
Reason: The relevant molecular recognition is binding of phosphorylated ITAM/phosphotyrosine motifs by tandem SH2 domains.
Proposed replacements: phosphotyrosine residue binding
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0005178 integrin binding
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: integrin binding is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0010507 negative regulation of autophagy
ISO
GO_REF:0000119
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning negative regulation of autophagy to Syk.
Reason: Automated transfer requires direct support before retaining this specific autophagy annotation.
GO:0010508 positive regulation of autophagy
ISO
GO_REF:0000119
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning positive regulation of autophagy to Syk.
Reason: Automated transfer requires direct support before retaining this specific autophagy annotation.
GO:0016170 interleukin-15 receptor binding
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: interleukin-15 receptor binding is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0016301 kinase activity
ISO
GO_REF:0000119
MODIFY
Summary: kinase activity is a correct ancestor but is less specific than Syk tyrosine kinase activity.
Reason: Syk is a non-receptor protein tyrosine kinase, so the more specific tyrosine-kinase term should be used.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0019904 protein domain specific binding
ISO
GO_REF:0000096
MODIFY
Summary: protein domain specific binding is too vague or reverses the most informative binding description for Syk.
Reason: The relevant molecular recognition is binding of phosphorylated ITAM/phosphotyrosine motifs by tandem SH2 domains.
Proposed replacements: phosphotyrosine residue binding
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0031625 ubiquitin protein ligase binding
ISO
GO_REF:0000096
KEEP AS NON CORE
Summary: ubiquitin protein ligase binding is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0031669 cellular response to nutrient levels
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: cellular response to nutrient levels is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0038202 TORC1 signaling
ISO
GO_REF:0000119
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning TORC1 signaling to Syk.
Reason: Automated transfer requires direct support before retaining this specific nutrient-signaling annotation.
GO:0043274 phospholipase binding
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: phospholipase binding is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:1904262 negative regulation of TORC1 signaling
ISO
GO_REF:0000119
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning negative regulation of TORC1 signaling to Syk.
Reason: Automated transfer requires direct support before retaining this specific nutrient-signaling annotation.
GO:0000045 autophagosome assembly
IEA
GO_REF:0000107
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning autophagosome assembly to Syk.
Reason: Automated transfer requires direct support before retaining this specific autophagy annotation.
GO:0001784 phosphotyrosine residue binding
IEA
GO_REF:0000107
ACCEPT
Summary: phosphotyrosine residue binding is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0004674 protein serine/threonine kinase activity
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: protein serine/threonine kinase activity is retained as a non-core Syk-associated annotation.
Reason: The term describes a downstream, localization, or context-specific consequence of Syk signaling rather than the primary kinase activity.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0005102 signaling receptor binding
IEA
GO_REF:0000107
MODIFY
Summary: signaling receptor binding is too vague or reverses the most informative binding description for Syk.
Reason: The relevant molecular recognition is binding of phosphorylated ITAM/phosphotyrosine motifs by tandem SH2 domains.
Proposed replacements: phosphotyrosine residue binding
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0005178 integrin binding
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: integrin binding is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0006606 protein import into nucleus
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: protein import into nucleus is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0010507 negative regulation of autophagy
IEA
GO_REF:0000107
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning negative regulation of autophagy to Syk.
Reason: Automated transfer requires direct support before retaining this specific autophagy annotation.
GO:0010508 positive regulation of autophagy
IEA
GO_REF:0000107
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning positive regulation of autophagy to Syk.
Reason: Automated transfer requires direct support before retaining this specific autophagy annotation.
GO:0016170 interleukin-15 receptor binding
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: interleukin-15 receptor binding is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0031669 cellular response to nutrient levels
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: cellular response to nutrient levels is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0038202 TORC1 signaling
IEA
GO_REF:0000107
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning TORC1 signaling to Syk.
Reason: Automated transfer requires direct support before retaining this specific nutrient-signaling annotation.
GO:0043274 phospholipase binding
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: phospholipase binding is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:1904262 negative regulation of TORC1 signaling
IEA
GO_REF:0000107
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning negative regulation of TORC1 signaling to Syk.
Reason: Automated transfer requires direct support before retaining this specific nutrient-signaling annotation.
GO:0004713 protein tyrosine kinase activity
EXP
PMID:8629002
Activation of BTK by a phosphorylation mechanism initiated b...
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0004713 protein tyrosine kinase activity
IDA
PMID:9199344
Shc contains two Grb2 binding sites needed for efficient for...
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0004713 protein tyrosine kinase activity
IMP
PMID:33782605
Gain-of-function variants in SYK cause immune dysregulation ...
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0043410 positive regulation of MAPK cascade
IDA
PMID:8626447
Reconstitution of B cell antigen receptor-induced signaling ...
ACCEPT
Summary: positive regulation of MAPK cascade is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0043410 positive regulation of MAPK cascade
IMP
PMID:9000133
Critical role for the tyrosine kinase Syk in signalling thro...
ACCEPT
Summary: positive regulation of MAPK cascade is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0032752 positive regulation of interleukin-3 production
IMP
PMID:9000133
Critical role for the tyrosine kinase Syk in signalling thro...
KEEP AS NON CORE
Summary: positive regulation of interleukin-3 production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0005515 protein binding
IPI
PMID:19098920
Fc receptor gamma-chain, a constitutive component of the IL-...
MARK AS OVER ANNOTATED
Summary: protein binding records a physical association but is too generic to describe the gene product function.
Reason: The evidence supports regulated signaling-complex assembly, not a meaningful standalone protein binding function; more informative molecular and pathway terms capture the biology.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0006606 protein import into nucleus
ISO
PMID:23071339
Serine phosphorylation by SYK is critical for nuclear locali...
KEEP AS NON CORE
Summary: protein import into nucleus is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0004713 protein tyrosine kinase activity
IDA
PMID:27609517
TULA-2 Protein Phosphatase Suppresses Activation of Syk thro...
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0038063 collagen-activated tyrosine kinase receptor signaling pathway
IMP
PMID:27609517
TULA-2 Protein Phosphatase Suppresses Activation of Syk thro...
ACCEPT
Summary: collagen-activated tyrosine kinase receptor signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0042169 SH2 domain binding
IDA
PMID:27609517
TULA-2 Protein Phosphatase Suppresses Activation of Syk thro...
MODIFY
Summary: SH2 domain binding is too vague or reverses the most informative binding description for Syk.
Reason: The relevant molecular recognition is binding of phosphorylated ITAM/phosphotyrosine motifs by tandem SH2 domains.
Proposed replacements: phosphotyrosine residue binding
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0005515 protein binding
IPI
PMID:26195794
Protein tyrosine phosphatase SAP-1 protects against colitis ...
MARK AS OVER ANNOTATED
Summary: protein binding records a physical association but is too generic to describe the gene product function.
Reason: The evidence supports regulated signaling-complex assembly, not a meaningful standalone protein binding function; more informative molecular and pathway terms capture the biology.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0005515 protein binding
IPI
PMID:22496641
CEACAM1 negatively regulates IL-1Ξ² production in LPS activat...
MARK AS OVER ANNOTATED
Summary: protein binding records a physical association but is too generic to describe the gene product function.
Reason: The evidence supports regulated signaling-complex assembly, not a meaningful standalone protein binding function; more informative molecular and pathway terms capture the biology.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0019902 phosphatase binding
IPI
PMID:22496641
CEACAM1 negatively regulates IL-1Ξ² production in LPS activat...
KEEP AS NON CORE
Summary: phosphatase binding is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0035325 Toll-like receptor binding
IPI
PMID:22496641
CEACAM1 negatively regulates IL-1Ξ² production in LPS activat...
KEEP AS NON CORE
Summary: Toll-like receptor binding is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0004674 protein serine/threonine kinase activity
ISO
PMID:23071339
Serine phosphorylation by SYK is critical for nuclear locali...
KEEP AS NON CORE
Summary: protein serine/threonine kinase activity is retained as a non-core Syk-associated annotation.
Reason: The term describes a downstream, localization, or context-specific consequence of Syk signaling rather than the primary kinase activity.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0005515 protein binding
IPI
PMID:10872802
Molecular cloning of the mouse APS as a member of the Lnk fa...
MARK AS OVER ANNOTATED
Summary: protein binding records a physical association but is too generic to describe the gene product function.
Reason: The evidence supports regulated signaling-complex assembly, not a meaningful standalone protein binding function; more informative molecular and pathway terms capture the biology.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0005515 protein binding
IPI
PMID:8626447
Reconstitution of B cell antigen receptor-induced signaling ...
MARK AS OVER ANNOTATED
Summary: protein binding records a physical association but is too generic to describe the gene product function.
Reason: The evidence supports regulated signaling-complex assembly, not a meaningful standalone protein binding function; more informative molecular and pathway terms capture the biology.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0001819 positive regulation of cytokine production
IGI
PMID:19770268
A murine DC-SIGN homologue contributes to early host defense...
KEEP AS NON CORE
Summary: positive regulation of cytokine production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0005515 protein binding
IPI
PMID:17086186
Integrin signaling in neutrophils and macrophages uses adapt...
MARK AS OVER ANNOTATED
Summary: protein binding records a physical association but is too generic to describe the gene product function.
Reason: The evidence supports regulated signaling-complex assembly, not a meaningful standalone protein binding function; more informative molecular and pathway terms capture the biology.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0005515 protein binding
IPI
PMID:15845454
Syk-dependent cytokine induction by Dectin-1 reveals a novel...
MARK AS OVER ANNOTATED
Summary: protein binding records a physical association but is too generic to describe the gene product function.
Reason: The evidence supports regulated signaling-complex assembly, not a meaningful standalone protein binding function; more informative molecular and pathway terms capture the biology.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0019901 protein kinase binding
IPI
PMID:11672534
Inhibition of beta 2 integrin receptor and Syk kinase signal...
KEEP AS NON CORE
Summary: protein kinase binding is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0004713 protein tyrosine kinase activity
IMP
PMID:16456001
Scaffolding adapter Grb2-associated binder 2 requires Syk to...
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0005515 protein binding
IPI
PMID:16456001
Scaffolding adapter Grb2-associated binder 2 requires Syk to...
MARK AS OVER ANNOTATED
Summary: protein binding records a physical association but is too generic to describe the gene product function.
Reason: The evidence supports regulated signaling-complex assembly, not a meaningful standalone protein binding function; more informative molecular and pathway terms capture the biology.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0005515 protein binding
IPI
PMID:19124738
RhoH plays critical roles in Fc epsilon RI-dependent signal ...
MARK AS OVER ANNOTATED
Summary: protein binding records a physical association but is too generic to describe the gene product function.
Reason: The evidence supports regulated signaling-complex assembly, not a meaningful standalone protein binding function; more informative molecular and pathway terms capture the biology.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
**ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades
GO:0004713 protein tyrosine kinase activity
IDA
PMID:7499277
Selective regulation of Lyn tyrosine kinase by CD45 in immat...
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0050853 B cell receptor signaling pathway
IDA
PMID:7499277
Selective regulation of Lyn tyrosine kinase by CD45 in immat...
ACCEPT
Summary: B cell receptor signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0043366 beta selection
IGI
PMID:9275205
The Syk and ZAP-70 SH2-containing tyrosine kinases are impli...
KEEP AS NON CORE
Summary: beta selection is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0004713 protein tyrosine kinase activity
IDA
PMID:10872802
Molecular cloning of the mouse APS as a member of the Lnk fa...
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0004713 protein tyrosine kinase activity
IDA
PMID:8798454
Differential intrinsic enzymatic activity of Syk and Zap-70 ...
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0004715 non-membrane spanning protein tyrosine kinase activity
IDA
PMID:8626447
Reconstitution of B cell antigen receptor-induced signaling ...
ACCEPT
Summary: non-membrane spanning protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0007166 cell surface receptor signaling pathway
IDA
PMID:9099676
Syk activation and dissociation from the B-cell antigen rece...
MODIFY
Summary: cell surface receptor signaling pathway is a broad signaling parent for Syk.
Reason: Syk is best represented as a receptor-proximal kinase in antigen, Fc, C-type lectin, integrin-associated, and related ITAM signaling pathways.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0035556 intracellular signal transduction
IDA
PMID:8626447
Reconstitution of B cell antigen receptor-induced signaling ...
MODIFY
Summary: intracellular signal transduction is a broad signaling parent for Syk.
Reason: Syk is best represented as a receptor-proximal kinase in antigen, Fc, C-type lectin, integrin-associated, and related ITAM signaling pathways.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0045579 positive regulation of B cell differentiation
IMP
PMID:7477353
Syk tyrosine kinase required for mouse viability and B-cell ...
KEEP AS NON CORE
Summary: positive regulation of B cell differentiation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0045588 positive regulation of gamma-delta T cell differentiation
IMP
PMID:8790395
Disruption of epithelial gamma delta T cell repertoires by m...
KEEP AS NON CORE
Summary: positive regulation of gamma-delta T cell differentiation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0046638 positive regulation of alpha-beta T cell differentiation
IGI
PMID:9275205
The Syk and ZAP-70 SH2-containing tyrosine kinases are impli...
KEEP AS NON CORE
Summary: positive regulation of alpha-beta T cell differentiation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0046641 positive regulation of alpha-beta T cell proliferation
IGI
PMID:9275205
The Syk and ZAP-70 SH2-containing tyrosine kinases are impli...
KEEP AS NON CORE
Summary: positive regulation of alpha-beta T cell proliferation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0050853 B cell receptor signaling pathway
IDA
PMID:8626447
Reconstitution of B cell antigen receptor-induced signaling ...
ACCEPT
Summary: B cell receptor signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0050850 positive regulation of calcium-mediated signaling
IMP
PMID:9000133
Critical role for the tyrosine kinase Syk in signalling thro...
ACCEPT
Summary: positive regulation of calcium-mediated signaling is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0001820 serotonin secretion
IMP
PMID:9000133
Critical role for the tyrosine kinase Syk in signalling thro...
KEEP AS NON CORE
Summary: serotonin secretion is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0004713 protein tyrosine kinase activity
IDA
PMID:9099676
Syk activation and dissociation from the B-cell antigen rece...
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0007166 cell surface receptor signaling pathway
IMP
PMID:9000133
Critical role for the tyrosine kinase Syk in signalling thro...
MODIFY
Summary: cell surface receptor signaling pathway is a broad signaling parent for Syk.
Reason: Syk is best represented as a receptor-proximal kinase in antigen, Fc, C-type lectin, integrin-associated, and related ITAM signaling pathways.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0019370 leukotriene biosynthetic process
IMP
PMID:9000133
Critical role for the tyrosine kinase Syk in signalling thro...
KEEP AS NON CORE
Summary: leukotriene biosynthetic process is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032725 positive regulation of granulocyte macrophage colony-stimulating factor production
IMP
PMID:9000133
Critical role for the tyrosine kinase Syk in signalling thro...
KEEP AS NON CORE
Summary: positive regulation of granulocyte macrophage colony-stimulating factor production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0035556 intracellular signal transduction
IMP
PMID:9000133
Critical role for the tyrosine kinase Syk in signalling thro...
MODIFY
Summary: intracellular signal transduction is a broad signaling parent for Syk.
Reason: Syk is best represented as a receptor-proximal kinase in antigen, Fc, C-type lectin, integrin-associated, and related ITAM signaling pathways.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0043306 positive regulation of mast cell degranulation
IMP
PMID:9000133
Critical role for the tyrosine kinase Syk in signalling thro...
KEEP AS NON CORE
Summary: positive regulation of mast cell degranulation is a directly supported Fc-epsilon receptor downstream output, but it is not Syk's core molecular function.
Reason: Syk is the receptor-proximal kinase required for this mast-cell response, so the process is supported as a context-specific signaling output.
Supporting Evidence:
PMID:9000133
Using Syk-deficient mast cells we show that they fail to degranulate, synthesize leukotrienes and secrete cytokines when stimulated through Fc epsilon RI, conclusively demonstrating an essential role for Syk in Fc epsilon RI signalling
GO:0005524 ATP binding
IDA
PMID:8798454
Differential intrinsic enzymatic activity of Syk and Zap-70 ...
ACCEPT
Summary: ATP binding is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0045579 positive regulation of B cell differentiation
IMP
PMID:7477352
Perinatal lethality and blocked B-cell development in mice l...
KEEP AS NON CORE
Summary: positive regulation of B cell differentiation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0045588 positive regulation of gamma-delta T cell differentiation
IMP
PMID:7477352
Perinatal lethality and blocked B-cell development in mice l...
KEEP AS NON CORE
Summary: positive regulation of gamma-delta T cell differentiation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0004713 protein tyrosine kinase activity
IDA
PMID:7744830
Association of p72syk with the src homology-2 (SH2) domains ...
ACCEPT
Summary: protein tyrosine kinase activity is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0007167 enzyme-linked receptor protein signaling pathway
IDA
PMID:7744830
Association of p72syk with the src homology-2 (SH2) domains ...
MODIFY
Summary: enzyme-linked receptor protein signaling pathway is a broad signaling parent for Syk.
Reason: Syk is best represented as a receptor-proximal kinase in antigen, Fc, C-type lectin, integrin-associated, and related ITAM signaling pathways.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0007186 G protein-coupled receptor signaling pathway
TAS
PMID:11676469
Syk expression and novel function in a wide variety of tissu...
MARK AS OVER ANNOTATED
Summary: GPCR signaling is not a core or well-supported primary Syk pathway.
Reason: The Syk evidence base centers on ITAM/hemITAM and innate immune receptor signaling rather than direct GPCR pathway execution.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0005886 plasma membrane
IBA
GO_REF:0000033
ACCEPT
Summary: plasma membrane is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0050853 B cell receptor signaling pathway
IBA
GO_REF:0000033
ACCEPT
Summary: B cell receptor signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0002250 adaptive immune response
IBA
GO_REF:0000033
KEEP AS NON CORE
Summary: adaptive immune response is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0002281 macrophage activation involved in immune response
IBA
GO_REF:0000033
KEEP AS NON CORE
Summary: macrophage activation involved in immune response is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0002283 neutrophil activation involved in immune response
IBA
GO_REF:0000033
KEEP AS NON CORE
Summary: neutrophil activation involved in immune response is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0033630 positive regulation of cell adhesion mediated by integrin
IBA
GO_REF:0000033
KEEP AS NON CORE
Summary: positive regulation of cell adhesion mediated by integrin is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0001525 angiogenesis
IEA
GO_REF:0000043
KEEP AS NON CORE
Summary: angiogenesis is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0002250 adaptive immune response
IEA
GO_REF:0000043
KEEP AS NON CORE
Summary: adaptive immune response is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0002376 immune system process
IEA
GO_REF:0000043
KEEP AS NON CORE
Summary: immune system process is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0035556 intracellular signal transduction
IEA
GO_REF:0000120
MODIFY
Summary: intracellular signal transduction is a broad signaling parent for Syk.
Reason: Syk is best represented as a receptor-proximal kinase in antigen, Fc, C-type lectin, integrin-associated, and related ITAM signaling pathways.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0043306 positive regulation of mast cell degranulation
IEA
GO_REF:0000117
KEEP AS NON CORE
Summary: positive regulation of mast cell degranulation is a directly supported Fc-epsilon receptor downstream output, but it is not Syk's core molecular function.
Reason: Syk is the receptor-proximal kinase required for this mast-cell response, so the process is supported as a context-specific signaling output.
Supporting Evidence:
PMID:9000133
Using Syk-deficient mast cells we show that they fail to degranulate, synthesize leukotrienes and secrete cytokines when stimulated through Fc epsilon RI, conclusively demonstrating an essential role for Syk in Fc epsilon RI signalling
GO:0043366 beta selection
IEA
GO_REF:0000117
KEEP AS NON CORE
Summary: beta selection is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0045087 innate immune response
IEA
GO_REF:0000043
KEEP AS NON CORE
Summary: innate immune response is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0046638 positive regulation of alpha-beta T cell differentiation
IEA
GO_REF:0000117
KEEP AS NON CORE
Summary: positive regulation of alpha-beta T cell differentiation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0046641 positive regulation of alpha-beta T cell proliferation
IEA
GO_REF:0000117
KEEP AS NON CORE
Summary: positive regulation of alpha-beta T cell proliferation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0050850 positive regulation of calcium-mediated signaling
IEA
GO_REF:0000117
ACCEPT
Summary: positive regulation of calcium-mediated signaling is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0050851 antigen receptor-mediated signaling pathway
IEA
GO_REF:0000117
ACCEPT
Summary: antigen receptor-mediated signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0002752 cell surface pattern recognition receptor signaling pathway
ISO
GO_REF:0000119
ACCEPT
Summary: cell surface pattern recognition receptor signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0007159 leukocyte cell-cell adhesion
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: leukocyte cell-cell adhesion is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0010803 regulation of tumor necrosis factor-mediated signaling pathway
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: regulation of tumor necrosis factor-mediated signaling pathway is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0030593 neutrophil chemotaxis
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: neutrophil chemotaxis is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0031334 positive regulation of protein-containing complex assembly
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: positive regulation of protein-containing complex assembly is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032733 positive regulation of interleukin-10 production
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: positive regulation of interleukin-10 production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032735 positive regulation of interleukin-12 production
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: positive regulation of interleukin-12 production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032755 positive regulation of interleukin-6 production
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: positive regulation of interleukin-6 production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032757 positive regulation of interleukin-8 production
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: positive regulation of interleukin-8 production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032760 positive regulation of tumor necrosis factor production
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: positive regulation of tumor necrosis factor production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032930 positive regulation of superoxide anion generation
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: positive regulation of superoxide anion generation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0035556 intracellular signal transduction
ISO
GO_REF:0000119
MODIFY
Summary: intracellular signal transduction is a broad signaling parent for Syk.
Reason: Syk is best represented as a receptor-proximal kinase in antigen, Fc, C-type lectin, integrin-associated, and related ITAM signaling pathways.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0043306 positive regulation of mast cell degranulation
ISO
GO_REF:0000096
KEEP AS NON CORE
Summary: positive regulation of mast cell degranulation is a directly supported Fc-epsilon receptor downstream output, but it is not Syk's core molecular function.
Reason: Syk is the receptor-proximal kinase required for this mast-cell response, so the process is supported as a context-specific signaling output.
Supporting Evidence:
PMID:9000133
Using Syk-deficient mast cells we show that they fail to degranulate, synthesize leukotrienes and secrete cytokines when stimulated through Fc epsilon RI, conclusively demonstrating an essential role for Syk in Fc epsilon RI signalling
GO:0045579 positive regulation of B cell differentiation
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: positive regulation of B cell differentiation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0050776 regulation of immune response
ISO
GO_REF:0000096
KEEP AS NON CORE
Summary: regulation of immune response is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0050853 B cell receptor signaling pathway
ISO
GO_REF:0000119
ACCEPT
Summary: B cell receptor signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0071396 cellular response to lipid
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: cellular response to lipid is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0071639 positive regulation of monocyte chemotactic protein-1 production
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: positive regulation of monocyte chemotactic protein-1 production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0097110 scaffold protein binding
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: scaffold protein binding is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0097190 apoptotic signaling pathway
ISO
GO_REF:0000119
KEEP AS NON CORE
Summary: apoptotic signaling pathway is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0097242 amyloid-beta clearance
ISO
GO_REF:0000119
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning amyloid-beta clearance to Syk.
Reason: Automated transfer requires direct support before retaining this specific amyloid-beta annotation.
GO:1904263 positive regulation of TORC1 signaling
ISO
GO_REF:0000119
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning positive regulation of TORC1 signaling to Syk.
Reason: Automated transfer requires direct support before retaining this specific nutrient-signaling annotation.
GO:1904646 cellular response to amyloid-beta
ISO
GO_REF:0000119
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning cellular response to amyloid-beta to Syk.
Reason: Automated transfer requires direct support before retaining this specific amyloid-beta annotation.
GO:0002752 cell surface pattern recognition receptor signaling pathway
IEA
GO_REF:0000107
ACCEPT
Summary: cell surface pattern recognition receptor signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0005634 nucleus
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: nucleus is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0007159 leukocyte cell-cell adhesion
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: leukocyte cell-cell adhesion is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0010803 regulation of tumor necrosis factor-mediated signaling pathway
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: regulation of tumor necrosis factor-mediated signaling pathway is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0030593 neutrophil chemotaxis
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: neutrophil chemotaxis is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0031334 positive regulation of protein-containing complex assembly
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: positive regulation of protein-containing complex assembly is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032733 positive regulation of interleukin-10 production
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: positive regulation of interleukin-10 production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032735 positive regulation of interleukin-12 production
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: positive regulation of interleukin-12 production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032755 positive regulation of interleukin-6 production
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: positive regulation of interleukin-6 production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032757 positive regulation of interleukin-8 production
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: positive regulation of interleukin-8 production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032760 positive regulation of tumor necrosis factor production
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: positive regulation of tumor necrosis factor production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032930 positive regulation of superoxide anion generation
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: positive regulation of superoxide anion generation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0045579 positive regulation of B cell differentiation
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: positive regulation of B cell differentiation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0050853 B cell receptor signaling pathway
IEA
GO_REF:0000107
ACCEPT
Summary: B cell receptor signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0071396 cellular response to lipid
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: cellular response to lipid is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0071639 positive regulation of monocyte chemotactic protein-1 production
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: positive regulation of monocyte chemotactic protein-1 production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0097110 scaffold protein binding
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: scaffold protein binding is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0097190 apoptotic signaling pathway
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: apoptotic signaling pathway is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0097242 amyloid-beta clearance
IEA
GO_REF:0000107
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning amyloid-beta clearance to Syk.
Reason: Automated transfer requires direct support before retaining this specific amyloid-beta annotation.
GO:1904263 positive regulation of TORC1 signaling
IEA
GO_REF:0000107
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning positive regulation of TORC1 signaling to Syk.
Reason: Automated transfer requires direct support before retaining this specific nutrient-signaling annotation.
GO:1904646 cellular response to amyloid-beta
IEA
GO_REF:0000107
UNDECIDED
Summary: The current local evidence does not provide term-specific support for assigning cellular response to amyloid-beta to Syk.
Reason: Automated transfer requires direct support before retaining this specific amyloid-beta annotation.
GO:0050853 B cell receptor signaling pathway
IDA
PMID:9199344
Shc contains two Grb2 binding sites needed for efficient for...
ACCEPT
Summary: B cell receptor signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0001775 cell activation
IMP
PMID:19136564
Phospholipase Cgamma2 is critical for Dectin-1-mediated Ca2+...
KEEP AS NON CORE
Summary: cell activation is retained as a non-core Syk-associated annotation.
Reason: The term describes a downstream, localization, or context-specific consequence of Syk signaling rather than the primary kinase activity.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0002223 stimulatory C-type lectin receptor signaling pathway
IMP
PMID:19136564
Phospholipase Cgamma2 is critical for Dectin-1-mediated Ca2+...
ACCEPT
Summary: stimulatory C-type lectin receptor signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0035556 intracellular signal transduction
IMP
PMID:19136564
Phospholipase Cgamma2 is critical for Dectin-1-mediated Ca2+...
MODIFY
Summary: intracellular signal transduction is a broad signaling parent for Syk.
Reason: Syk is best represented as a receptor-proximal kinase in antigen, Fc, C-type lectin, integrin-associated, and related ITAM signaling pathways.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:1990858 cellular response to lectin
IMP
PMID:19136564
Phospholipase Cgamma2 is critical for Dectin-1-mediated Ca2+...
KEEP AS NON CORE
Summary: cellular response to lectin is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0018108 peptidyl-tyrosine phosphorylation
ISS
GO_REF:0000024
ACCEPT
Summary: peptidyl-tyrosine phosphorylation is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0120162 positive regulation of cold-induced thermogenesis
IMP
PMID:29235464
SYK kinase mediates brown fat differentiation and activation...
KEEP AS NON CORE
Summary: positive regulation of cold-induced thermogenesis is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032753 positive regulation of interleukin-4 production
IMP
PMID:19098920
Fc receptor gamma-chain, a constitutive component of the IL-...
KEEP AS NON CORE
Summary: positive regulation of interleukin-4 production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0038156 interleukin-3-mediated signaling pathway
IMP
PMID:19098920
Fc receptor gamma-chain, a constitutive component of the IL-...
KEEP AS NON CORE
Summary: interleukin-3-mediated signaling pathway is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0031623 receptor internalization
IDA
PMID:23395392
Multimolecular signaling complexes enable Syk-mediated signa...
KEEP AS NON CORE
Summary: receptor internalization is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0071404 cellular response to low-density lipoprotein particle stimulus
IDA
PMID:23395392
Multimolecular signaling complexes enable Syk-mediated signa...
KEEP AS NON CORE
Summary: cellular response to low-density lipoprotein particle stimulus is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0005634 nucleus
ISO
PMID:23071339
Serine phosphorylation by SYK is critical for nuclear locali...
KEEP AS NON CORE
Summary: nucleus is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0002092 positive regulation of receptor internalization
IMP
PMID:22078883
CD14 controls the LPS-induced endocytosis of Toll-like recep...
KEEP AS NON CORE
Summary: positive regulation of receptor internalization is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032481 positive regulation of type I interferon production
IMP
PMID:22078883
CD14 controls the LPS-induced endocytosis of Toll-like recep...
KEEP AS NON CORE
Summary: positive regulation of type I interferon production is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0002092 positive regulation of receptor internalization
IMP
PMID:23962979
The tyrosine kinase Syk differentially regulates Toll-like r...
KEEP AS NON CORE
Summary: positive regulation of receptor internalization is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0002250 adaptive immune response
ISS
GO_REF:0000024
KEEP AS NON CORE
Summary: adaptive immune response is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0002281 macrophage activation involved in immune response
IMP
PMID:17086186
Integrin signaling in neutrophils and macrophages uses adapt...
KEEP AS NON CORE
Summary: macrophage activation involved in immune response is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0002283 neutrophil activation involved in immune response
IMP
PMID:17086186
Integrin signaling in neutrophils and macrophages uses adapt...
KEEP AS NON CORE
Summary: neutrophil activation involved in immune response is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0007159 leukocyte cell-cell adhesion
ISS
GO_REF:0000024
KEEP AS NON CORE
Summary: leukocyte cell-cell adhesion is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0007229 integrin-mediated signaling pathway
IMP
PMID:17086186
Integrin signaling in neutrophils and macrophages uses adapt...
ACCEPT
Summary: integrin-mediated signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0030593 neutrophil chemotaxis
ISS
GO_REF:0000024
KEEP AS NON CORE
Summary: neutrophil chemotaxis is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0002366 leukocyte activation involved in immune response
IMP
PMID:15845454
Syk-dependent cytokine induction by Dectin-1 reveals a novel...
KEEP AS NON CORE
Summary: leukocyte activation involved in immune response is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032928 regulation of superoxide anion generation
IMP
PMID:19797524
Neutrophil-specific deletion of Syk kinase results in reduce...
KEEP AS NON CORE
Summary: regulation of superoxide anion generation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0042742 defense response to bacterium
IMP
PMID:19797524
Neutrophil-specific deletion of Syk kinase results in reduce...
KEEP AS NON CORE
Summary: defense response to bacterium is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0043313 regulation of neutrophil degranulation
IMP
PMID:19797524
Neutrophil-specific deletion of Syk kinase results in reduce...
KEEP AS NON CORE
Summary: regulation of neutrophil degranulation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0045087 innate immune response
IMP
PMID:15845454
Syk-dependent cytokine induction by Dectin-1 reveals a novel...
KEEP AS NON CORE
Summary: innate immune response is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0050764 regulation of phagocytosis
IMP
PMID:19797524
Neutrophil-specific deletion of Syk kinase results in reduce...
KEEP AS NON CORE
Summary: regulation of phagocytosis is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0070372 regulation of ERK1 and ERK2 cascade
IMP
PMID:19797524
Neutrophil-specific deletion of Syk kinase results in reduce...
KEEP AS NON CORE
Summary: regulation of ERK1 and ERK2 cascade is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0071226 cellular response to molecule of fungal origin
IMP
PMID:15845454
Syk-dependent cytokine induction by Dectin-1 reveals a novel...
KEEP AS NON CORE
Summary: cellular response to molecule of fungal origin is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0002554 serotonin secretion by platelet
IMP
PMID:9171347
The Fc receptor gamma-chain and the tyrosine kinase Syk are ...
KEEP AS NON CORE
Summary: serotonin secretion by platelet is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0007229 integrin-mediated signaling pathway
IMP
PMID:11940607
Coordinate interactions of Csk, Src, and Syk kinases with [a...
ACCEPT
Summary: integrin-mediated signaling pathway is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is presented as a **central kinase downstream of ITAM-coupled immune receptors**
GO:0010543 regulation of platelet activation
IMP
PMID:9171347
The Fc receptor gamma-chain and the tyrosine kinase Syk are ...
KEEP AS NON CORE
Summary: regulation of platelet activation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0033630 positive regulation of cell adhesion mediated by integrin
IMP
PMID:11940607
Coordinate interactions of Csk, Src, and Syk kinases with [a...
KEEP AS NON CORE
Summary: positive regulation of cell adhesion mediated by integrin is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0045780 positive regulation of bone resorption
IMP
PMID:17353363
Syk, c-Src, the alphavbeta3 integrin, and ITAM immunorecepto...
KEEP AS NON CORE
Summary: positive regulation of bone resorption is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0090237 regulation of arachidonate secretion
IMP
PMID:9171347
The Fc receptor gamma-chain and the tyrosine kinase Syk are ...
KEEP AS NON CORE
Summary: regulation of arachidonate secretion is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0090330 regulation of platelet aggregation
IMP
PMID:9171347
The Fc receptor gamma-chain and the tyrosine kinase Syk are ...
KEEP AS NON CORE
Summary: regulation of platelet aggregation is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0001945 lymph vessel development
IMP
PMID:12522250
Regulation of blood and lymphatic vascular separation by sig...
KEEP AS NON CORE
Summary: lymph vessel development is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0048514 blood vessel morphogenesis
IMP
PMID:12522250
Regulation of blood and lymphatic vascular separation by sig...
KEEP AS NON CORE
Summary: blood vessel morphogenesis is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0018108 peptidyl-tyrosine phosphorylation
IMP
PMID:16456001
Scaffolding adapter Grb2-associated binder 2 requires Syk to...
ACCEPT
Summary: peptidyl-tyrosine phosphorylation is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes
GO:0005737 cytoplasm
IEA
GO_REF:0000120
ACCEPT
Summary: cytoplasm is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005829 cytosol
IEA
GO_REF:0000120
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005886 plasma membrane
IEA
GO_REF:0000044
ACCEPT
Summary: plasma membrane is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0031410 cytoplasmic vesicle
IEA
GO_REF:0000043
ACCEPT
Summary: cytoplasmic vesicle is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0045335 phagocytic vesicle
IEA
GO_REF:0000044
ACCEPT
Summary: phagocytic vesicle is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0032991 protein-containing complex
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: protein-containing complex is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0042101 T cell receptor complex
IEA
GO_REF:0000107
KEEP AS NON CORE
Summary: T cell receptor complex is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0005829 cytosol
TAS
Reactome:R-MMU-9674908
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005829 cytosol
TAS
Reactome:R-MMU-9674931
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005829 cytosol
TAS
Reactome:R-MMU-9674959
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005829 cytosol
TAS
Reactome:R-MMU-9674973
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005829 cytosol
TAS
Reactome:R-MMU-9676072
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005829 cytosol
TAS
Reactome:R-MMU-9705471
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005829 cytosol
TAS
Reactome:R-MMU-9707972
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005829 cytosol
TAS
Reactome:R-MMU-9707979
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005829 cytosol
TAS
Reactome:R-MMU-5621346
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005829 cytosol
TAS
Reactome:R-MMU-9607032
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0032991 protein-containing complex
IDA
PMID:22451653
Siglec-15 protein regulates formation of functional osteocla...
KEEP AS NON CORE
Summary: protein-containing complex is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0032991 protein-containing complex
ISO
PMID:23071339
Serine phosphorylation by SYK is critical for nuclear locali...
KEEP AS NON CORE
Summary: protein-containing complex is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0005737 cytoplasm
ISO
PMID:23071339
Serine phosphorylation by SYK is critical for nuclear locali...
ACCEPT
Summary: cytoplasm is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0032009 early phagosome
IDA
PMID:15845454
Syk-dependent cytokine induction by Dectin-1 reveals a novel...
ACCEPT
Summary: early phagosome is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005829 cytosol
TAS
Reactome:R-MMU-442289
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0005829 cytosol
TAS
Reactome:R-MMU-5607754
ACCEPT
Summary: cytosol is consistent with core Syk kinase, receptor-proximal signaling, or localization.
Reason: This annotation matches Syk function as a cytoplasmic tyrosine kinase recruited to phosphorylated immune receptor signaling complexes.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
SYK is predominantly a **cytoplasmic kinase** that is recruited to **membrane-proximal receptor signaling complexes** upon ITAM phosphorylation
GO:0019815 B cell receptor complex
IDA
PMID:8626447
Reconstitution of B cell antigen receptor-induced signaling ...
KEEP AS NON CORE
Summary: B cell receptor complex is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0042101 T cell receptor complex
ISO
GO_REF:0000008
KEEP AS NON CORE
Summary: T cell receptor complex is a supported downstream or context-specific Syk role.
Reason: The annotation is biologically plausible for Syk-dependent immune, platelet, myeloid, vascular, or tissue-specific signaling but should not be treated as the core molecular function.
Supporting Evidence:
file:mouse/Syk/Syk-deep-research-falcon.md
Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.
GO:0030168 platelet activation
IMP
PMID:9171347
The Fc receptor gamma-chain and the tyrosine kinase Syk are ...
NEW
Summary: platelet activation is a directly supported proposed Syk signaling annotation.
Reason: This proposed annotation reflects experimentally supported Syk signaling output and is not inferred merely from broad phenotype.
Supporting Evidence:
PMID:9171347
The absence of Fc receptor gamma-chain or Syk is accompanied by a loss of secretion and aggregation responses in collagen- but not thrombin-stimulated platelets.
GO:0038095 Fc-epsilon receptor signaling pathway
IMP
PMID:9000133
Critical role for the tyrosine kinase Syk in signalling thro...
NEW
Summary: Fc-epsilon receptor signaling pathway is a directly supported proposed Syk signaling annotation.
Reason: This proposed annotation reflects experimentally supported Syk signaling output and is not inferred merely from broad phenotype.
Supporting Evidence:
PMID:9000133
Stimulation of Fc epsilon RI results in the rapid association and activation of the Syk tyrosine kinase.

Core Functions

Binds phosphorylated ITAM/hemITAM receptor adaptors through tandem SH2 domains, relieving autoinhibition and recruiting Syk to receptor-proximal signaling complexes.

Supporting Evidence:
  • file:mouse/Syk/Syk-deep-research-falcon.md
    **ITAM binding relieves SYK autoinhibition**, enabling kinase activation and downstream phosphorylation cascades

Catalyzes tyrosine phosphorylation of receptor-proximal substrates to propagate BCR, Fc receptor, C-type lectin, integrin-associated, platelet GPVI, and innate immune signaling.

Supporting Evidence:
  • file:mouse/Syk/Syk-deep-research-falcon.md
    SYK is a **protein tyrosine kinase** that catalyzes **transfer of phosphate to tyrosine residues** on protein substrates in signaling complexes

Links ITAM-dependent receptor activation to phagocytosis, cytokine production, platelet activation, and cytoskeletal remodeling in immune and hemostatic cells.

Supporting Evidence:
  • file:mouse/Syk/Syk-deep-research-falcon.md
    Activated SYK drives phagocytosis, ROS generation, cytokine secretion, cytoskeletal remodeling, proliferation/survival signaling, and immune receptor signal amplification.

References

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Suggested Questions for Experts

Q: Which Syk receptor contexts in mouse should be considered core gene-product functions rather than immune-cell-specific downstream outputs?

Q: Which Syk isoform/localization differences are sufficiently supported for isoform-specific GO annotation?

Suggested Experiments

Experiment: Compare kinase-dead, SH2-binding-defective, and isoform-specific Syk rescue alleles in mouse immune-cell receptor signaling assays.

Hypothesis: Syk core functions partition into phosphotyrosine docking and tyrosine kinase catalytic modules that have receptor-context-specific requirements.

Type: Genetic rescue and phosphoproteomics

Deep Research

Falcon

(Syk-deep-research-falcon.md)

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Deep Research Report: Syk (mouse)

(Syk-deep-research.md)

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πŸ“š Additional Documentation

Notes

(Syk-notes.md)

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πŸ“„ View Raw YAML

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