[Term] id: PR:000048884 name: serine/threonine-protein phosphatase 2A catalytic subunit alpha isoform phosphorylated 1 (human) def: "A serine/threonine-protein phosphatase 2A catalytic subunit alpha isoform (human) that has been phosphorylated on the residue at the position equivalent to Tyr-307 of the amino acid sequence represented by UniProtKB:P67775. UniProtKB:P67775, Tyr-307, MOD:00048." [PRO:DNx, Reactome:R-HSA-8857939] comment: Category=organism-modification. synonym: "hPPP2CA/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P67775, Tyr-307, MOD:00048" EXACT PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-8857939 "PR:000048884 located_in GO:0005829" is_a: PR:P67775 ! serine/threonine-protein phosphatase 2A catalytic subunit alpha isoform (human) relationship: has_part MOD:00048 ! O4'-phospho-L-tyrosine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens