>3hfk_B mol:protein length:116 4-methylmuconolactone methylisomerasePQFEKIEGRMIRILYLLVKPESMSHEQFRKECVVHFQMSAGMPGLHKYEVRLVAGNPTDTAVPYLDVGRIDAIGECWFASEEQYQVYMESDIRKAWFEHGKYFIGQLKPFVTEELV