Of these, only the coding variant at rs770224130 (I349F in SLC30A8) (MAF = 0.6% in KBA, monomorphic in Europeans from gnomAD) was associated with T2D (OR = 0.403, P = 1.11 × 10−16; Supplementary Data 20). This evidence concerns the gene SLC30A8 and type 2 diabetes mellitus.