KCNJ11 and type 2 diabetes mellitus: Studies have demonstrated that genetic mutations in TCF7L2, KCNJ11, TCF14, TCF1, HHEX, CDKAL1, CDKN1A/B, and IGF2BP2 can affect insulin secretion and increase susceptibility to T2DM [2,3,4,5,6,7,8,9].