Pdk1

UniProt ID: Q9W0V1
Organism: Drosophila melanogaster
Review Status: INITIALIZED
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Gene Description

3-phosphoinositide-dependent protein kinase 1 that activates Akt and S6K downstream of insulin/PI3K signaling to drive growth.

Existing Annotations Review

GO Term Evidence Action Reason
GO:0004674 protein serine/threonine kinase activity
IBA
GO_REF:0000033
ACCEPT
Summary: PDK1 is a serine/threonine protein kinase.
Reason: UniProt describes PDK1 as a serine/threonine kinase.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Serine/threonine kinase required for embryonic development.
GO:0035556 intracellular signal transduction
IBA
GO_REF:0000033
KEEP AS NON CORE
Summary: PDK1 participates in intracellular signal transduction.
Reason: Insulin receptor transduction is a signal transduction pathway.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
GO:0008286 insulin receptor signaling pathway
IBA
GO_REF:0000033
ACCEPT
Summary: PDK1 functions in the insulin receptor signaling pathway.
Reason: UniProt explicitly places PDK1 in insulin receptor transduction controlling growth.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
file:genes/DROME/Pdk1/Pdk1-deep-research-falcon.md
In Drosophila cells, dPDK1 activates dAkt and dS6K
GO:0000166 nucleotide binding
IEA
GO_REF:0000043
KEEP AS NON CORE
Summary: PDK1 binds nucleotides as part of its kinase catalytic cycle.
Reason: The catalytic reaction uses ATP, indicating nucleotide binding.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
L-seryl-[protein] + ATP = O-phospho-L-seryl-[protein] + ADP + H(+)
GO:0004672 protein kinase activity
IEA
GO_REF:0000002
KEEP AS NON CORE
Summary: PDK1 is a protein kinase.
Reason: Protein kinase activity is supported by its serine/threonine kinase function.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Serine/threonine kinase required for embryonic development.
GO:0004674 protein serine/threonine kinase activity
IEA
GO_REF:0000120
ACCEPT
Summary: PDK1 is a serine/threonine protein kinase.
Reason: UniProt describes PDK1 as a serine/threonine kinase.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Serine/threonine kinase required for embryonic development.
GO:0005524 ATP binding
IEA
GO_REF:0000120
KEEP AS NON CORE
Summary: PDK1 uses ATP in its catalytic reaction.
Reason: The kinase reaction explicitly consumes ATP.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
L-seryl-[protein] + ATP = O-phospho-L-seryl-[protein] + ADP + H(+)
GO:0005737 cytoplasm
IEA
GO_REF:0000044
KEEP AS NON CORE
Summary: PDK1 is cytoplasmic.
Reason: UniProt reports cytoplasmic localization.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
SUBCELLULAR LOCATION: Cytoplasm
GO:0006915 apoptotic process
IEA
GO_REF:0000043
MODIFY
Summary: PDK1 regulates apoptosis rather than executing apoptotic processes.
Reason: UniProt reports that PDK1 inhibits apoptosis; use the regulation term.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Inhibits apoptosis.
GO:0007283 spermatogenesis
IEA
GO_REF:0000043
KEEP AS NON CORE
Summary: PDK1 may participate in spermatogenesis.
Reason: UniProt notes potential involvement in spermatogenesis.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
May be involved in axonal pathfinding and synaptogenesis, and in spermatogenesis.
GO:0016301 kinase activity
IEA
GO_REF:0000043
KEEP AS NON CORE
Summary: PDK1 has kinase activity.
Reason: Protein kinase function implies kinase activity.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Serine/threonine kinase required for embryonic development.
GO:0016740 transferase activity
IEA
GO_REF:0000043
KEEP AS NON CORE
Summary: PDK1 is a transferase (kinase) enzyme.
Reason: Kinases are transferases that transfer phosphate groups.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Serine/threonine kinase required for embryonic development.
GO:0030154 cell differentiation
IEA
GO_REF:0000043
MARK AS OVER ANNOTATED
Summary: Cell differentiation is too general relative to the specific developmental roles reported.
Reason: Evidence supports embryonic development and growth control but not a specific differentiation process.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Serine/threonine kinase required for embryonic development.
GO:0048638 regulation of developmental growth
IEA
GO_REF:0000117
KEEP AS NON CORE
Summary: PDK1 regulates developmental growth via insulin signaling.
Reason: Insulin receptor pathway regulated by PDK1 controls growth and organ size.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
GO:0106310 protein serine kinase activity
IEA
GO_REF:0000116
KEEP AS NON CORE
Summary: PDK1 has protein serine kinase activity.
Reason: PDK1 is a serine/threonine kinase.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Serine/threonine kinase required for embryonic development.
GO:1901701 cellular response to oxygen-containing compound
IEA
GO_REF:0000117
UNDECIDED
Summary: Cellular response to oxygen-containing compounds is not supported by accessible evidence for PDK1.
Reason: No direct evidence for this broad response term was identified in available sources.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Serine/threonine kinase required for embryonic development.
GO:0004676 3-phosphoinositide-dependent protein kinase activity
TAS
Reactome:R-DME-110468
ACCEPT
Summary: PDK1 has 3-phosphoinositide-dependent protein kinase activity.
Reason: PDK1 phosphorylates PKB/Akt in a phosphoinositide-dependent manner.
Supporting Evidence:
PMID:9368760
Expressed PDK1 and DSTPK61 phosphorylated Thr308 of PKB alpha only in the presence of Ptdlns(3,4,5)P3 or Ptdlns(3,4)P2
GO:0004676 3-phosphoinositide-dependent protein kinase activity
TAS
Reactome:R-DME-169827
ACCEPT
Summary: PDK1 has 3-phosphoinositide-dependent protein kinase activity.
Reason: PDK1 phosphorylates PKB/Akt in a phosphoinositide-dependent manner.
Supporting Evidence:
PMID:9368760
Expressed PDK1 and DSTPK61 phosphorylated Thr308 of PKB alpha only in the presence of Ptdlns(3,4,5)P3 or Ptdlns(3,4)P2
GO:0004674 protein serine/threonine kinase activity
IDA
PMID:36899949
Phosphorylation of LKB1 by PDK1 Inhibits Cell Proliferation ...
ACCEPT
Summary: PDK1 is a serine/threonine protein kinase.
Reason: UniProt describes PDK1 as a serine/threonine kinase.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Serine/threonine kinase required for embryonic development.
PMID:36899949
Phosphorylation of LKB1 by PDK1 Inhibits Cell Proliferation and Organ Growth by Decreased Activation of AMPK.
GO:0009898 cytoplasmic side of plasma membrane
TAS
PMID:36899949
Phosphorylation of LKB1 by PDK1 Inhibits Cell Proliferation ...
KEEP AS NON CORE
Summary: PDK1 binds phosphoinositides on the cytoplasmic side of the plasma membrane.
Reason: PH-domain binding to PIP3 indicates cytoplasmic membrane association.
Supporting Evidence:
PMID:36899949
Phosphoinositide-dependent kinase 1 (PDK1) contains a pleckstrin homology (PH) domain, which binds to Phosphatidylinositol(3,4,5)-tris-phosphate (PI(3,4,5)P3)
GO:1904262 negative regulation of TORC1 signaling
TAS
PMID:36899949
Phosphorylation of LKB1 by PDK1 Inhibits Cell Proliferation ...
MARK AS OVER ANNOTATED
Summary: Negative regulation of TORC1 is not directly supported for PDK1.
Reason: The cited study links AMPK to mTOR inhibition; PDK1 phosphorylation of LKB1 reduces AMPK activation, which is inconsistent with TORC1 inhibition.
Supporting Evidence:
PMID:36899949
Activation of AMPK by low energy supply and phosphorylation of LKB1 results in an inhibition of mTOR
GO:0043491 phosphatidylinositol 3-kinase/protein kinase B signal transduction
IGI
PMID:11752451
PDK1 regulates growth through Akt and S6K in Drosophila.
KEEP AS NON CORE
Summary: PDK1 phosphorylates Akt/PKB in the PI3K-PKB pathway.
Reason: PDK1 phosphorylates PKB/Akt in a phosphoinositide-dependent manner.
Supporting Evidence:
PMID:9368760
Expressed PDK1 and DSTPK61 phosphorylated Thr308 of PKB alpha only in the presence of Ptdlns(3,4,5)P3 or Ptdlns(3,4)P2
PMID:11752451
PDK1 regulates growth through Akt and S6K in Drosophila.
GO:0046622 positive regulation of organ growth
IMP
PMID:11752451
PDK1 regulates growth through Akt and S6K in Drosophila.
KEEP AS NON CORE
Summary: PDK1 promotes organ growth via insulin signaling.
Reason: Insulin receptor transduction regulated by PDK1 controls organ size.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:11752451
PDK1 regulates growth through Akt and S6K in Drosophila.
GO:0043491 phosphatidylinositol 3-kinase/protein kinase B signal transduction
IMP
PMID:10823906
Use of double-stranded RNA interference in Drosophila cell l...
KEEP AS NON CORE
Summary: PDK1 phosphorylates Akt/PKB in the PI3K-PKB pathway.
Reason: PDK1 phosphorylates PKB/Akt in a phosphoinositide-dependent manner.
Supporting Evidence:
PMID:9368760
Expressed PDK1 and DSTPK61 phosphorylated Thr308 of PKB alpha only in the presence of Ptdlns(3,4,5)P3 or Ptdlns(3,4)P2
PMID:10823906
Use of double-stranded RNA interference in Drosophila cell lines to dissect signal transduction pathways.
GO:0045793 positive regulation of cell size
TAS
Reactome:R-DME-110468
KEEP AS NON CORE
Summary: PDK1 promotes cell size via insulin signaling and S6K/Akt activation.
Reason: PDK1 acts in insulin receptor signaling that regulates cell growth and size.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
GO:0008286 insulin receptor signaling pathway
IMP
PMID:10823906
Use of double-stranded RNA interference in Drosophila cell l...
ACCEPT
Summary: PDK1 functions in the insulin receptor signaling pathway.
Reason: UniProt explicitly places PDK1 in insulin receptor transduction controlling growth.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:10823906
Use of double-stranded RNA interference in Drosophila cell lines to dissect signal transduction pathways.
GO:0008286 insulin receptor signaling pathway
IMP
PMID:14645523
Signaling from Akt to FRAP/TOR targets both 4E-BP and S6K in...
ACCEPT
Summary: PDK1 functions in the insulin receptor signaling pathway.
Reason: UniProt explicitly places PDK1 in insulin receptor transduction controlling growth.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:14645523
Signaling from Akt to FRAP/TOR targets both 4E-BP and S6K in Drosophila melanogaster.
GO:0008286 insulin receptor signaling pathway
IMP
PMID:16627617
TSC1/TSC2 and Rheb have different effects on TORC1 and TORC2...
ACCEPT
Summary: PDK1 functions in the insulin receptor signaling pathway.
Reason: UniProt explicitly places PDK1 in insulin receptor transduction controlling growth.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:16627617
TSC1/TSC2 and Rheb have different effects on TORC1 and TORC2 activity.
GO:0008286 insulin receptor signaling pathway
IMP
PMID:29514084
Innate Immune Signaling in Drosophila Blocks Insulin Signali...
ACCEPT
Summary: PDK1 functions in the insulin receptor signaling pathway.
Reason: UniProt explicitly places PDK1 in insulin receptor transduction controlling growth.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:29514084
Innate Immune Signaling in Drosophila Blocks Insulin Signaling by Uncoupling PI(3,4,5)P(3) Production and Akt Activation.
GO:0004674 protein serine/threonine kinase activity
IDA
PMID:11344272
Drosophila phosphoinositide-dependent kinase-1 regulates apo...
ACCEPT
Summary: PDK1 is a serine/threonine protein kinase.
Reason: UniProt describes PDK1 as a serine/threonine kinase.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Serine/threonine kinase required for embryonic development.
PMID:11344272
Drosophila phosphoinositide-dependent kinase-1 regulates apoptosis and growth via the phosphoinositide 3-kinase-dependent signaling pathway.
GO:0008286 insulin receptor signaling pathway
IMP
PMID:11862217
dS6K-regulated cell growth is dPKB/dPI(3)K-independent, but ...
ACCEPT
Summary: PDK1 functions in the insulin receptor signaling pathway.
Reason: UniProt explicitly places PDK1 in insulin receptor transduction controlling growth.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:11862217
dS6K-regulated cell growth is dPKB/dPI(3)K-independent, but requires dPDK1.
GO:0030307 positive regulation of cell growth
IMP
PMID:11344272
Drosophila phosphoinositide-dependent kinase-1 regulates apo...
KEEP AS NON CORE
Summary: PDK1 promotes cell growth downstream of insulin signaling.
Reason: PDK1 acts in insulin receptor signaling that regulates cell growth.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:11344272
Drosophila phosphoinositide-dependent kinase-1 regulates apoptosis and growth via the phosphoinositide 3-kinase-dependent signaling pathway.
GO:0030307 positive regulation of cell growth
IMP
PMID:29514084
Innate Immune Signaling in Drosophila Blocks Insulin Signali...
KEEP AS NON CORE
Summary: PDK1 promotes cell growth downstream of insulin signaling.
Reason: PDK1 acts in insulin receptor signaling that regulates cell growth.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:29514084
Innate Immune Signaling in Drosophila Blocks Insulin Signaling by Uncoupling PI(3,4,5)P(3) Production and Akt Activation.
GO:0040018 positive regulation of multicellular organism growth
IMP
PMID:29514084
Innate Immune Signaling in Drosophila Blocks Insulin Signali...
KEEP AS NON CORE
Summary: PDK1 contributes to organismal growth downstream of insulin signaling.
Reason: Insulin receptor transduction regulated by PDK1 controls growth and size.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:29514084
Innate Immune Signaling in Drosophila Blocks Insulin Signaling by Uncoupling PI(3,4,5)P(3) Production and Akt Activation.
GO:0005634 nucleus
HDA
PMID:26896675
A genome-wide resource for the analysis of protein localisat...
UNDECIDED
Summary: Nuclear localization is not supported by the curated UniProt localization statement.
Reason: UniProt lists cytoplasmic localization; nuclear evidence is not accessible here.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
SUBCELLULAR LOCATION: Cytoplasm
PMID:26896675
A genome-wide resource for the analysis of protein localisation in Drosophila.
GO:0005737 cytoplasm
HDA
PMID:26896675
A genome-wide resource for the analysis of protein localisat...
KEEP AS NON CORE
Summary: PDK1 is cytoplasmic.
Reason: UniProt reports cytoplasmic localization.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
SUBCELLULAR LOCATION: Cytoplasm
PMID:26896675
A genome-wide resource for the analysis of protein localisation in Drosophila.
GO:0030295 protein kinase activator activity
IDA
PMID:9368760
3-Phosphoinositide-dependent protein kinase-1 (PDK1): struct...
KEEP AS NON CORE
Summary: PDK1 activates downstream protein kinases such as Akt1 and S6K.
Reason: UniProt states PDK1 phosphorylates and activates Akt1 and S6K.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:9368760
3-Phosphoinositide-dependent protein kinase-1 (PDK1): structural and functional homology with the Drosophila DSTPK61 kinase.
GO:0046622 positive regulation of organ growth
IMP
PMID:11344272
Drosophila phosphoinositide-dependent kinase-1 regulates apo...
KEEP AS NON CORE
Summary: PDK1 promotes organ growth via insulin signaling.
Reason: Insulin receptor transduction regulated by PDK1 controls organ size.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:11344272
Drosophila phosphoinositide-dependent kinase-1 regulates apoptosis and growth via the phosphoinositide 3-kinase-dependent signaling pathway.
GO:0004676 3-phosphoinositide-dependent protein kinase activity
IDA
PMID:9368760
3-Phosphoinositide-dependent protein kinase-1 (PDK1): struct...
ACCEPT
Summary: PDK1 has 3-phosphoinositide-dependent protein kinase activity.
Reason: PDK1 phosphorylates PKB/Akt in a phosphoinositide-dependent manner.
Supporting Evidence:
PMID:9368760
Expressed PDK1 and DSTPK61 phosphorylated Thr308 of PKB alpha only in the presence of Ptdlns(3,4,5)P3 or Ptdlns(3,4)P2
GO:0005829 cytosol
TAS
Reactome:R-DME-110468
KEEP AS NON CORE
Summary: PDK1 localizes to the cytosol.
Reason: Cytosolic localization is consistent with cytoplasmic localization.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
SUBCELLULAR LOCATION: Cytoplasm
GO:0005829 cytosol
TAS
Reactome:R-DME-169827
KEEP AS NON CORE
Summary: PDK1 localizes to the cytosol.
Reason: Cytosolic localization is consistent with cytoplasmic localization.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
SUBCELLULAR LOCATION: Cytoplasm
GO:0005829 cytosol
HDA
PMID:25294944
Subcellular localisations of the CPTI collection of YFP-tagg...
KEEP AS NON CORE
Summary: PDK1 localizes to the cytosol.
Reason: Cytosolic localization is consistent with cytoplasmic localization.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
SUBCELLULAR LOCATION: Cytoplasm
PMID:25294944
Subcellular localisations of the CPTI collection of YFP-tagged proteins in Drosophila embryos.
GO:0031594 neuromuscular junction
IDA
PMID:21930778
S6 kinase localizes to the presynaptic active zone and funct...
KEEP AS NON CORE
Summary: PDK1 functions in synapse development at the neuromuscular junction.
Reason: PDK1 works with S6K to control synapse development.
Supporting Evidence:
PMID:21930778
S6 kinase localizes to the presynaptic active zone and functions with PDK1 to control synapse development.
GO:0051124 synaptic assembly at neuromuscular junction
IMP
PMID:21930778
S6 kinase localizes to the presynaptic active zone and funct...
KEEP AS NON CORE
Summary: PDK1 contributes to synaptic assembly at the neuromuscular junction.
Reason: PDK1 functions with S6K in synapse development at presynaptic active zones.
Supporting Evidence:
PMID:21930778
S6 kinase localizes to the presynaptic active zone and functions with PDK1 to control synapse development.
GO:0045793 positive regulation of cell size
IGI
PMID:19917724
A role for p38 stress-activated protein kinase in regulation...
KEEP AS NON CORE
Summary: PDK1 promotes cell size via insulin signaling and S6K/Akt activation.
Reason: PDK1 acts in insulin receptor signaling that regulates cell growth and size.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:19917724
A role for p38 stress-activated protein kinase in regulation of cell growth via TORC1.
GO:0005737 cytoplasm
ISS
GO_REF:0000024
KEEP AS NON CORE
Summary: PDK1 is cytoplasmic.
Reason: UniProt reports cytoplasmic localization.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
SUBCELLULAR LOCATION: Cytoplasm
GO:0005886 plasma membrane
ISS
GO_REF:0000024
KEEP AS NON CORE
Summary: PDK1 associates with the plasma membrane via its PH domain.
Reason: PDK1 binds PIP3 via its PH domain, consistent with membrane recruitment.
Supporting Evidence:
PMID:36899949
Phosphoinositide-dependent kinase 1 (PDK1) contains a pleckstrin homology (PH) domain, which binds to Phosphatidylinositol(3,4,5)-tris-phosphate (PI(3,4,5)P3)
GO:0007166 cell surface receptor signaling pathway
IGI
PMID:11344272
Drosophila phosphoinositide-dependent kinase-1 regulates apo...
KEEP AS NON CORE
Summary: PDK1 participates in cell surface receptor signaling (insulin receptor).
Reason: Insulin receptor transduction is a cell-surface receptor signaling pathway.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Acts in the insulin receptor transduction pathway which regulates cell growth and organ size, by phosphorylating and activating Akt1 and S6k.
PMID:11344272
Drosophila phosphoinositide-dependent kinase-1 regulates apoptosis and growth via the phosphoinositide 3-kinase-dependent signaling pathway.
GO:0043066 negative regulation of apoptotic process
IMP
PMID:11344272
Drosophila phosphoinositide-dependent kinase-1 regulates apo...
KEEP AS NON CORE
Summary: PDK1 inhibits apoptosis.
Reason: UniProt states PDK1 inhibits apoptosis.
Supporting Evidence:
file:genes/DROME/Pdk1/Pdk1-uniprot.txt
Inhibits apoptosis.
PMID:11344272
Drosophila phosphoinositide-dependent kinase-1 regulates apoptosis and growth via the phosphoinositide 3-kinase-dependent signaling pathway.

Core Functions

PDK1 phosphorylates Akt and S6K downstream of insulin/PI3K signaling to promote growth.

Supporting Evidence:
  • file:genes/DROME/Pdk1/Pdk1-uniprot.txt
    RecName: Full=3-phosphoinositide-dependent protein kinase 1
  • PMID:9368760
    Expressed PDK1 and DSTPK61 phosphorylated Thr308 of PKB alpha only in the presence of Ptdlns(3,4,5)P3 or Ptdlns(3,4)P2.
  • PMID:11752451
    dPDK1 controls cellular and organism growth by activating dAkt and S6 kinase, dS6K.

References

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Deep Research

Falcon

(Pdk1-deep-research-falcon.md)

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