[Term] id: PR:000069702 name: retinoblastoma-associated protein phosphorylated 2 (human) def: "A retinoblastoma-associated protein (human) that has been phosphorylated on the residue at the position equivalent to Ser-249 of the amino acid sequence represented by UniProtKB:P06400. UniProtKB:P06400, Ser-249, MOD:00046." [PRO:DNx, IEDB_epitope:845413] comment: Category=organism-modification. synonym: "hRB1/Phos:2" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P06400, Ser-249, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx] is_a: PR:P06400 ! retinoblastoma-associated protein (human) relationship: has_part MOD:00046 ! O-phospho-L-serine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens