>3u54_B mol:protein length:238 Phosphoribosylaminoimidazole-succinocarboxamide synthaseMVKLMEVYEGKAKKMIPIDDDKLIMEFKDDATAFDGTKKARFKGKGWLNAQLSVIFFKLLEEHGIKTHFIGVAGGNRLIVEKLDMYPLEVVVRNVVAGSLKKRLPLPEGYELPEPIVELYYKNDELHDPMINYYHAKVLGISLDEIKKIEEIALKVNEILKDYLAKKGIILVDFKLEFGKDKNGDIVLADEISPDTCRFWDAKTKRSLDKDVFRFDKGDLIEAYKEIYERITGEKPEF