TCDB is operated by the Saier Lab Bioinformatics Group

3 component system: The MHC II Receptor (MHC2R) Family

P01909 HLA class II histocompatibility antigen, DQ alpha 1 chain
P01920 HLA class II histocompatibility antigen, DQ beta 1 chain
P04233 HLA class II histocompatibility antigen gamma chain