[Term] id: PR:000083397 name: E3 SUMO-protein ligase CBX4 phosphorylated 4 (human) def: "An E3 SUMO-protein ligase CBX4 (human) that has been phosphorylated on the residue at the position equivalent to Ser-434 of the amino acid sequence represented by UniProtKB:O00257-1. Example: UniProtKB:O00257-1, Ser-434, MOD:00046." [PRO:DNx, IEDB_epitope:1369836] comment: Category=organism-modification. synonym: "hCBX4/Phos:4" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:O00257, Ser-434, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:O00257-1, Ser-434, MOD:00046" NARROW PRO-proteoform-std [PRO:DNx] is_a: PR:O00257 ! E3 SUMO-protein ligase CBX4 (human) relationship: has_part MOD:00046 ! O-phospho-L-serine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens