When conditioning HLA-DRB1*15:01, HLA-DQβ1 Phe9 was significantly associated with MS susceptibility (P = 1.5 × 10−5, OR = 2.91, 95% CI = 1.79–4.72; Additional file 1: Table S3–2). The gene discussed is HLA-DQB1; the disease is myeloid sarcoma.