>4wd0_A mol:protein length:250 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomeraseSNAMTTSAQSVLELLPAVDIVDGQAVRLLQGEAGSETSYGTPLEAALNWQNDGAEWVHMVDLDAAFGRGNNAALISDVVSQLNVKVELSGGLRDDESLERALELGVARVNLGTAALENPEWTRKAIDRFGDKIAVGLDVRGTTLAGRGWTKEGGDLWEVLARLEDAGCARYVVTDVTKDGTLQGPNVELLRQMVEKTGKPVVASGGISSLEDLRVLRELVPLGVEGAIVGKALYAGAFTLPEALDVAGRR