>2yzl_A mol:protein length:242 Phosphoribosylaminoimidazole-succinocarboxamide synthaseMEIKLEEILKKQPLYSGKAKSIYEIDDDKVLIEFRDDITAGNGAKHDVKQGKGYLNALISSKLFEALEENGVKTHYIKYIEPRYMIAKKVEIIPIEVIVRNIAAGSLCRRYPFEEGKELPFPIVQFDYKNDEYGDPMLNEDIAVALGLATREELNKIKEIALKVNEVLKKLFDEKGIILVDFKIEIGKDREGNLLVADEISPDTMRLWDKETRDVLDKDVFRKDLGDVIAKYRIVAERLGLL