C2CD4B and type 2 diabetes mellitus: Intriguingly, a very recent report from the Meta-Analysis of Glucose and Insulin-related traits Consortium (MAGIC) found that a SNP (rs11071657) near the C2CD4B gene was associated with fasting glucose (P = 3.6×10−8) and T2D (P = 2.9×10−3) [27].