KIF6 (rs20455, c.2155 T > C) had the highest heterozygous mutation (47.44%), ABCB1 (rs2032582, c.2677G > T/A) had the highest homozygous mutation (21.31%) in these 352 T2DM patients (Fig. 1b). Here, KIF6 is linked to type 2 diabetes mellitus.