>3u40_F mol:protein length:242 Purine nucleoside phosphorylaseGPGSMAEHCPTPHNGAKYGEIAETVLMAGDPLRVKLLADTYLTDVVQYNSVRGAVGYTGYYKGVKLSVQAHGMGMPSIGIYAYELFNFYGVKRIIRIGSAGAFDESLKLGDIVIGMGACYDSNFERQYDIPGKYSCIADFQLCREAVDAAEKLGYRYKVGNIYSANYFYDDGDHSGAWKKMGVLAVEMEAAALYMIAARARKQALCMLTISDLCYGSGEKMTAEERRTKFTQMMEVALSLAK