>1RXS_1|Chains A, AA[auth B], BA[auth D], B[auth C], CA[auth F], C[auth E], DA[auth H], D[auth G], E[auth I], F[auth J], G[auth K], H[auth L], I[auth M], J[auth N], K[auth O], L[auth P], M[auth Q], N[auth R], O[auth a], P[auth b], Q[auth c], R[auth d], S[auth e], T[auth h], U[auth i], V[auth j], W[auth k], X[auth l], Y[auth m], Z[auth o]|Uridine phosphorylase|Escherichia coli (562) MSKSDVFHLGLTKNDLQGATLAIVPGDPDRVEKIAALMDKPVKLAShrefTTWRAELDGKPVIVCSTGIGGPSTSIAVEELAQLGIRTFLRIGTTGAIQPHINVGDVLVTTASVRLDGASLHFAPLEFPAVADFECTTALVEAAKSIGATTHVGVTASSDTFYPGQERYDTYSGRVVRHFKGSMEEWQAMGVMNYEMESATLLTMCASQGLRAGMVAGVIVNRTQQEIPNAETMKQTESHAVKIVVEAARRLL