GO_REF:0000043
Gene Ontology annotation based on UniProtKB/Swiss-Prot keyword mapping
GO_REF:0000044
Gene Ontology annotation based on UniProtKB/Swiss-Prot Subcellular Location vocabulary mapping, accompanied by conservative changes to GO terms applied by UniProt
GO_REF:0000104
Electronic Gene Ontology annotations created by transferring manual GO annotations between related proteins based on shared sequence features
GO_REF:0000120
Combined Automated Annotation using Multiple IEA Methods
PMID:22855489
Membrane interaction of the portal protein gp20 of bacteriophage T4.
PMID:26144253
Cryo-EM structure of the bacteriophage T4 portal protein assembly at near-atomic resolution.