In the study including 2386 individuals, De et al. analyzed interactions between twelve genetic variants robustly associated with obesity (BDNF, ETV5, FAIM2, FTO, GNPDA2, KCTD15, MC4R, MTCH2, NEGR1, SEC16B, SH2B1, and TMEM18). The gene discussed is MTCH2; the disease is obesity disorder.