>9y7r_A mol:protein length:208 Dihydrofolate reductaseGSHMMSTRPKISLIVAALQPSMGIGAKGSLPWRLKNEMKYFKDVTSKAKDGHINAVVMGRKTWELIPERFRPLAGRLNVILSRKNDDLIDSNGVYHFSSFDSVMKHLEKDSFRFKDMPLDKIFIIGGSQIYNLLILDSRVDNLLVTQVHFVGEDADKPQMDTFLDWDLSKWKRLEHDKLEQYVGLDVPRGLNEEGSYNYEYTMWEKAQ