Autosomal Dominant Charcot-Marie-Tooth Disease Type 2 Due to Dgat2 Mutation, is also known as cmt2 due to dgat2 mutation. An important gene associated with Autosomal Dominant Charcot-Marie-Tooth Disease Type 2 Due to Dgat2 Mutation is DGAT2 (Diacylglycerol O-Acyltransferase 2).