The most significant SNP (rs564176274, PMTAG= 9.40× 10− 9, PHIC= 1.62 × 10− 5, PAIH= 3.23 × 10− 5) was located at the intergenic region, which was near gene HLA-DQB1.For HIC and RA, we identified 62 shared independent SNPs. The gene discussed is HLA-DQB1; the disease is rheumatoid arthritis.