[Term] id: PR:000085793 name: phosphatidylinositol 3-kinase regulatory subunit beta phosphorylated 1 (human) def: "A phosphatidylinositol 3-kinase regulatory subunit beta (human) that has been phosphorylated on the residue at the position equivalent to Tyr-464 of the amino acid sequence represented by UniProtKB:O00459. UniProtKB:O00459, Tyr-464, MOD:00048." [PRO:DNx, Reactome:R-HSA-9860512] comment: Category=organism-modification. synonym: "hPIK3R2/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "p-Y464-PIK3R2" RELATED Reactome-displayName [PRO:DNx, Reactome:R-HSA-9860512] synonym: "UniProtKB:O00459, Tyr-464, MOD:00048" EXACT PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-9860512 "PR:000085793 located_in GO:0005829" is_a: PR:O00459 ! phosphatidylinositol 3-kinase regulatory subunit beta (human) relationship: has_part MOD:00048 ! O4'-phospho-L-tyrosine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens