>1vmk_A mol:protein length:277 purine nucleoside phosphorylaseMGSDKIHHHHHHMMKKIEEARTFISERTNLSPDILIILGSGFGPFIEKVEDPVIIDYKDIPHFPQPTVEGHSGKLVFGRISDKPVMIMAGRFHLYEGHDPATVAFPVYLAKYVGVKGVVVTNAAGAINPEFKPGEIILVRDIINFMFRNPLRGPNDEKIGPRFPDMSSVVDPEWARKIQERLSLKEGVYIGVLGPSYETPAEIRVFEKLGADLVGMSTVPEVIAAKHCGLKVVVFSCVTNMAAGITHGRLSHEEVVRTTKMAQGKIEKALTTAVEVF