[Term] id: PR:000073548 name: mitotic checkpoint serine/threonine-protein kinase BUB1 phosphorylated 1 (human) def: "A mitotic checkpoint serine/threonine-protein kinase BUB1 (human) that has been phosphorylated on the residue at the position equivalent to Ser-661 of the amino acid sequence represented by UniProtKB:O43683-1. Example: UniProtKB:O43683-1, Ser-661, MOD:00046." [PRO:DNx, IEDB_epitope:610301] comment: Category=organism-modification. synonym: "hBUB1/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:O43683, Ser-661, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:O43683-1, Ser-661, MOD:00046" NARROW PRO-proteoform-std [PRO:DNx] is_a: PR:O43683 ! mitotic checkpoint serine/threonine-protein kinase BUB1 (human) relationship: has_part MOD:00046 ! O-phospho-L-serine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens