[Term] id: PR:000084220 name: HLA class I histocompatibility antigen, C alpha chain sulfated 1 (human) def: "An HLA class I histocompatibility antigen, C alpha chain (human) that has been sulfated on the residue at the position equivalent to Tyr-281 of the amino acid sequence represented by UniProtKB:P10321-1. Example: UniProtKB:P10321-1, Tyr-281, MOD:00181." [PRO:DNx, IEDB_epitope:1857519, IEDB_epitope:1857520, IEDB_epitope:1859100, IEDB_epitope:1859520] comment: Category=organism-modification. synonym: "hHLA-C/Sulf:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P10321, Tyr-281, MOD:00181" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:P10321-1, Tyr-281, MOD:00181" NARROW PRO-proteoform-std [PRO:DNx] is_a: PR:P10321 ! HLA class I histocompatibility antigen, C alpha chain (human) relationship: has_part MOD:00181 ! O4'-sulfo-L-tyrosine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens