[Term] id: PR:000078428 name: U3 small nucleolar RNA-associated protein 4 homolog phosphorylated 1 (human) def: "A U3 small nucleolar RNA-associated protein 4 homolog (human) that has been phosphorylated on the residue at the position equivalent to Ser-152 of the amino acid sequence represented by UniProtKB:Q969X6-1. Example: UniProtKB:Q969X6-1, Ser-152, MOD:00046." [PRO:DNx, IEDB_epitope:912416] comment: Category=organism-modification. synonym: "hUTP4/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:Q969X6, Ser-152, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:Q969X6-1, Ser-152, MOD:00046" NARROW PRO-proteoform-std [PRO:DNx] is_a: PR:Q969X6 ! U3 small nucleolar RNA-associated protein 4 homolog (human) relationship: has_part MOD:00046 ! O-phospho-L-serine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens