HLA-B and Huntington disease: In the Japanese population, HLA-B*35:01, -B*46:01,-DRB1*14:03, -DQB1*0604, and -DPB1*05:01 were found to be positively associated with GD, and HLA-A*02:07 and -DRB4 were found to be positively associated with HD [6].