[Term] id: PR:000060681 name: retinoblastoma-associated protein, initiator methionine removed phosphorylated 1 (human) def: "A retinoblastoma-associated protein (human) that has had the initiator methionine removed and that has been phosphorylated on the residue at the position equivalent to Thr-826 of the amino acid sequence represented by UniProtKB:P06400. UniProtKB:P06400, 2-928, Thr-826, MOD:00047." [PRO:DNx, Reactome:R-HSA-9687334] comment: Category=organism-modification. synonym: "hRB1/InitMet-/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "p-T826-RB1" RELATED Reactome-displayName [PRO:DNx, Reactome:R-HSA-9687334] synonym: "UniProtKB:P06400, 2-928, Thr-826, MOD:00047" EXACT PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-9687334 "PR:000060681 located_in GO:0005654" is_a: PR:P06400 ! retinoblastoma-associated protein (human) relationship: has_part MOD:00047 ! O-phospho-L-threonine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens