>9y7s_B mol:protein length:208 Dihydrofolate reductaseGSHMMSTRPKISLIVAALQPSMGIGAKGSLPWRLKNEMKYFKDVTSKAKDGHINAVVMGRKTWELIPERFRPLAGRLNVILSRKNDDLIDSNGVYHFSSFDSVMKHLEKDSFRFKDMPLDKIFIIGGSQIYNLLILDSRVDNLLVTQVHFVGEDADKPQMDTFLDWDLSKWKRLEHDKLEQYVGLDVPRGLNEEGSYNYEYTMWEKAQ