For instance, INSIG2 rs17047764 was shown to be associated with antipsychotic-related weight gain [6], whereas rs17587100, rs10490624, and rs17047764 localized within or near the INSIG2 gene had a strong association with clozapine-induced BMI gain in patients with schizophrenia [7]. The gene discussed is INSIG2; the disease is schizophrenia.