[Term] id: PR:000082279 name: ubiquitin carboxyl-terminal hydrolase 4 phosphorylated 1 (human) def: "A ubiquitin carboxyl-terminal hydrolase 4 (human) that has been phosphorylated on the residue at the position equivalent to Ser-273 of the amino acid sequence represented by UniProtKB:Q13107-1. Example: UniProtKB:Q13107-1, Ser-273, MOD:00046." [PRO:DNx, IEDB_epitope:1350571] comment: Category=organism-modification. synonym: "hUSP4/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:Q13107, Ser-273, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:Q13107-1, Ser-273, MOD:00046" NARROW PRO-proteoform-std [PRO:DNx] is_a: PR:Q13107 ! ubiquitin carboxyl-terminal hydrolase 4 (human) relationship: has_part MOD:00046 ! O-phospho-L-serine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens