Alpha-methylacyl-CoA racemase is a human gene encoded by the symbol, AMACR. It may also be known as: 2-methylacyl-CoA racemase; Alpha-methylacyl-CoA racemase ; AMACRD; CBAS4; RACE; RM. The encoded protein is an enzyme with an amino acid length of 382 and a mass of 42.4 kDa. Other isoforms may exist. Alpha-methylacyl-CoA racemase is a member of the CaiB/BaiF CoA-transferase family. Homologs of this gene exist in other organisms, including: Mouse, Rat, Zebrafish, Frog, Chicken.