HLA-DPA1 and hypertensive disorder: Additionally, genotypes HLA-A*24:02-A*24:02 and HLA-B*46:01-B*46:01 were significantly associated with stroke, while genotypes HLA-B*46:01-*46:01 and DPA1*01:03-DPA1*01:03 as well as DPB1*02:01-DPB1*05:01 were correlated with hypertension.