only in taxon only_in_taxon lacks_part Homo sapiens MHC class II histocompatibility antigen beta chain DRB3, signal peptide removed form HLA class II histocompatibility antigen, DR beta 3 chain, signal peptide removed form (human) Reactome:R-HSA-2130676 Reactome:R-HSA-2130377 Reactome:R-HSA-2130432 Reactome:R-HSA-2130452 An HLA class II histocompatibility antigen, DR beta 3 chain (human) that has had the signal peptide removed. UniProtKB:P79483, 30-266. HLA class II histocompatibility antigen, DRB3-1 beta chain precursor Reactome:R-HSA-2130515 Reactome:R-HSA-2130559 Reactome:R-HSA-2130513 Category=organism-modification. PR:000061923 UniProtKB:P79483, 30-266 Reactome:R-HSA-197577 Reactome:R-HSA-2214381 hHLA-DRB3/SigPep- protein HLA class II histocompatibility antigen, DR beta 3 chain (human) signal_peptide