GCK and type 2 diabetes mellitus: We did not find evidence for increased T2D risk for GCK -30G>A (OR = 1.15, P = 0.12), ADIPOQ -11,391G>A (OR = 1.07, P = 0.58), HNF1A I27L (OR = 0.96, P = 0.53), HNF4A variants rs1884614 (OR = 1.05, P = 0.54) and rs2144908 (OR = 1.04, P = 0.63), KCNJ11 E23K (OR = 0.96, P = 0.68), or SLC30A8 R325W (OR = 0.95, P = 0.44) amongst obese subjects.