>4A2N_1|Chain A[auth B]|ISOPRENYLCYSTEINE CARBOXYL METHYLTRANSFERASE|METHANOSARCINA ACETIVORANS (2214) MNENLWKICFIVMFIIWVFVRKVYGTRAMKNKSKKKVRPNFEKSLVFLNFIGMVFLPLTAVFSSYLDSFNINLPDSIRLFALIVTFLNIGLFTKIHKDLGNNWSAILEIKDGHKLVKEGIYKNIRHPMYAHLWLWVITQGIILSNWVVLIFGIVAWAILYFIRVPKEEELLIEEFGDEYIEYMGKTGRLFPKVV