>4elh_F mol:protein length:166 Dihydrofolate reductaseMIVSFMVAMDENRVIGKDNNLPWRLPSELQYVKKTTMGHPLIMGRKNYEAIGRPLPGRRNIIVTRNEGYHVEGCEVAHSVEEVFELCKNEEEIFIFGGAQIYDLFLPYVDKLYITKIHHAFEGDTFFPEMDMTNWKEVFVEKGLTDEKNPYTYYYHVYEKQQLVPR