[Term] id: PR:000064372 name: HLA class II histocompatibility antigen, DP alpha 1 chain, signal peptide removed form (human) def: "An HLA class II histocompatibility antigen, DP alpha 1 chain (human) that has had the signal peptide removed. UniProtKB:P20036, 29-260." [PRO:DNx, Reactome:R-HSA-197586, Reactome:R-HSA-2130337, Reactome:R-HSA-2130435, Reactome:R-HSA-2130485, Reactome:R-HSA-2130639, Reactome:R-HSA-2130648, Reactome:R-HSA-2130667, Reactome:R-HSA-2130739, Reactome:R-HSA-2214387] comment: Category=organism-modification. synonym: "hHLA-DPA1/SigPep-" EXACT PRO-short-label [PRO:DNx] synonym: "HLA class II histocompatibility antigen, DP alpha chain precursor" RELATED Reactome-displayName [PRO:DNx, Reactome:R-HSA-197586, Reactome:R-HSA-2130337, Reactome:R-HSA-2130435, Reactome:R-HSA-2130485, Reactome:R-HSA-2130639, Reactome:R-HSA-2130648, Reactome:R-HSA-2130667, Reactome:R-HSA-2130739, Reactome:R-HSA-2214387] synonym: "UniProtKB:P20036, 29-260" EXACT PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-197586 "PR:000064372 located_in GO:0005886" xref: Reactome:R-HSA-2130337 "PR:000064372 located_in GO:0032588" xref: Reactome:R-HSA-2130435 "PR:000064372 located_in GO:0030666" xref: Reactome:R-HSA-2130485 "PR:000064372 located_in GO:0030669" xref: Reactome:R-HSA-2130639 "PR:000064372 located_in GO:0005765" xref: Reactome:R-HSA-2130648 "PR:000064372 located_in GO:0030658" xref: Reactome:R-HSA-2130667 "PR:000064372 located_in GO:0071556" xref: Reactome:R-HSA-2130739 "PR:000064372 located_in GO:0012507" xref: Reactome:R-HSA-2214387 "PR:000064372 located_in GO:0000139" is_a: PR:P20036 ! HLA class II histocompatibility antigen, DP alpha 1 chain (human) relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens