We provide a detailed MG association analyses data derived from high-depth sequencing of complete HLA genes (HLA-A, HLA-C, HLA-B, HLA-DQA1, HLA-DPA1) and wide coverage of genomic regions (HLA-DRB1, HLA-DRB3/4/5, HLA-DQB1, HLA-DPB1). The gene discussed is HLA-DRB1; the disease is myasthenia gravis.