[Term] id: PR:000048887 name: serine/threonine-protein phosphatase 2A 55 kDa regulatory subunit B alpha isoform, initiator methionine removed form (human) def: "A serine/threonine-protein phosphatase 2A 55 kDa regulatory subunit B alpha isoform (human) that has had the initiator methionine removed. UniProtKB:P63151, 2-447." [PRO:DNx, Reactome:R-HSA-1564978, Reactome:R-HSA-377253] comment: Category=organism-modification. synonym: "hPPP2R2A/InitMet-" EXACT PRO-short-label [PRO:DNx] synonym: "PRO_0000071415" EXACT PRO-proteoform-ftid [PRO:DNx] synonym: "UniProtKB:P63151, 2-447" EXACT PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-1564978 "PR:000048887 located_in GO:0005654" xref: Reactome:R-HSA-377253 "PR:000048887 located_in GO:0005829" intersection_of: PR:P63151 ! serine/threonine-protein phosphatase 2A 55 kDa regulatory subunit B alpha isoform (human) intersection_of: lacks_part PR:000021937 ! initiator methionine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens