Immunogen sequence: MEPKVAELKQ KIEDTLCPFG FEVYPFQVAW YNELLPPAFH LPLPGPTLAF LVLSTPAMFD RALKPFLQSC HLRMLTDPVD QCVAYHLGRV RE Highest antigen sequence identity to the following orthologs: Mouse - 88%, Rat - 87%. The exact function of the MMACHC protein is no