GIPR and type 2 diabetes mellitus: In ancestry stratified analysis, three additional nsSNVs in SLC30A8, ARAP1 and GIPR were significantly associated with T2D exclusively in African ancestry cohorts among the same 412 protein-altering variants (Supplementary Data 8), all with MAF>0.5% in the African ancestry cohorts, but MAF<0.02% in the European ancestry cohorts.