>4fzb_M mol:protein length:227 Probable thymidylate synthaseMASMTGSAKLISVTKPVVEGVNTAEELIAYAARVSNPENQINNKTASGLLKYCIRHKHWSIFETAFMTLELKTSRGIAAQVLRHRSFHFQEFSQRYASVMETPPPHQARFQDHKNRQNSLDTVPEDDQTWWATEQEKLYAQSMELYNKALEKGIAKECARFILPLSTPTTIYMSGTIRDWIHYIELRTSNGTQREHIDLANACKEIFIKEFPSIAKALDWVHHHHHH