APOH and autoimmune polyendocrinopathy: In Caucasians and Mexican Americans, HLA-DQ8 (DQB1*0302) and related HLA-DR4 haplotypes may predispose to anti-β2GPI, whereas British patients with primary APS show an association between anti-β2GPI and the HLA-DRB1*1302 and DQB1*0604/0605 (50, 54–56).