[Term] id: PR:000070272 name: HLA class II histocompatibility antigen, DQ alpha 2 chain sulfated 1 (human) def: "An HLA class II histocompatibility antigen, DQ alpha 2 chain (human) that has been sulfated on the residue at the position equivalent to Tyr-187 of the amino acid sequence represented by UniProtKB:P01906. UniProtKB:P01906, Tyr-187, MOD:00181." [PRO:DNx, IEDB_epitope:1855307] comment: Category=organism-modification. synonym: "hHLA-DQA2/Sulf:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P01906, Tyr-187, MOD:00181" EXACT PRO-proteoform-std [PRO:DNx] is_a: PR:P01906 ! HLA class II histocompatibility antigen, DQ alpha 2 chain (human) relationship: has_part MOD:00181 ! O4'-sulfo-L-tyrosine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens