Predicted to enable 1-phosphatidylinositol binding activity; GTP-dependent protein binding activity; and protein homodimerization activity. Predicted to be involved in endocytosis; vesicle fusion; and viral RNA genome replication. Located in axonal spine and early endosome. Part of serine-pyruvate aminotransferase complex. Is expressed in cerebellum Purkinje cell layer; genitourinary system; and pancreatic acinus. Orthologous to human EEA1 (early endosome antigen 1). [provided by Alliance of Genome Resources, Apr 2022]