In Korean GDM women, MTNR1B_rs10830962 (OR = 1.454; p = 2.49 × 10−13) and CDKAL1_rs7754840 (OR = 1.518; p = 6.65 × 10−16) have a positive association with the GDM risk [17]. The gene discussed is MTNR1B; the disease is gestational diabetes.