SULT2A1 and diabetes mellitus: Since T1D shares some characteristics with T2D, and the involvement of sulfur metabolism in diabetes has been reported previously [28], [29], the CNV genes (RT1-A1, RT1-A3, RT1-Db1, RT1-N1, RT1-N3, RT1-O, RT1-S2, Sult2al1, Sult2a1, and Sult2a2) in pathways of “type I diabetes mellitus (04940)” and “sulfur metabolism (00920)” were prioritized.