Body Mass Index Quantitative Trait Locus 4, also known as obesity, susceptibility to, bmiq4, is related to body mass index quantitative trait locus 11 and leptin deficiency or dysfunction, and has symptoms including high weight, obesity, metabolically benign and monogenic obesity. An important gene associated with Body Mass Index Quantitative Trait Locus 4 is UCP2 (Uncoupling Protein 2). The drugs Metyrapone and Indapamide have been mentioned in the context of this disorder. Affiliated tissues include skeletal muscle and liver.