>1u3g_A mol:protein length:189 5,10-Methenyltetrahydrofolate SynthetaseMGSSHHHHHHDYDIPTTENLYFQGHMDKNALRKQILQKRMALSTIEKSHLDQKINQKLVAFLTPKPCIKTIALYEPIKNEVTFVDFFFEFLKINQIRAVYPKVISDTEIIFIDQETNTFEPNQIDCFLIPLVGFNKDNYRLGFGKGYYDRYLMQLTRQQPKIGIAYSFQKGDFLADPWDVQLDLIINDE