| Other Names | DR alpha Chain Precursor, DRB1, DRB4, HLA Class II Histocompatibility Antigen DR alpha Chain, HLA DR1B, HLA DR3B, HLA DRA, HLA DRA1, HLA DRB1, HLA DRB3, HLA DRB4, HLA DRB5, HLADR4B, HLADRA1, HLADRB, Major Histocompatibility Complex Class II DR alpha, Major Histocompatibility Complex Class II DR beta 1, Major Histocompatibility Complex Class II DR beta 3, Major Histocompatibility Complex Class II DR beta 4, Major Histocompatibility Complex Class II DR beta 5, MGC117330, MHC Cell Surface Glycoprotein, MHC Class II Antigen DRA |