>3qfx_B mol:protein length:241 Bifunctional dihydrofolate reductase-thymidylate synthaseMLSLTRILRKKIPVHELAGKISRPPLRPFSVVVASDEKGGIGDGGTIPWEIPEDMQYFRRVTTNLRGKNVKPSPSKRNAVVMGRKTWDSLPPKFRPLSNRLNVVLSRSATKEQLLAGIPDPIKRAEAANDVVAVNGGLEDALRMLVSKEHTSSIETVFCIGGGTIYKQALCAPCVNVLQAIHRTVVRPASNSCSVFFDIPAAGTKTPEGLELVRESITDERVSTGAGGKKYQFEKLVPRNS