[Term] id: PR:000083637 name: myeloid cell surface antigen CD33 phosphorylated 1 (human) def: "A myeloid cell surface antigen CD33 (human) that has been phosphorylated on the residue at the position equivalent to Thr-42 of the amino acid sequence represented by UniProtKB:P20138-1. Example: UniProtKB:P20138-1, Thr-42, MOD:00047." [PRO:DNx, IEDB_epitope:1325449] comment: Category=organism-modification. synonym: "hCD33/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P20138, Thr-42, MOD:00047" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:P20138-1, Thr-42, MOD:00047" NARROW PRO-proteoform-std [PRO:DNx] is_a: PR:P20138 ! myeloid cell surface antigen CD33 (human) relationship: has_part MOD:00047 ! O-phospho-L-threonine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens