>sp|A7FXD7|PUR7_CLOB1 Phosphoribosylaminoimidazole-succinocarboxamide synthase OS=Clostridium botulinum GN=purC MEKKDMLYEGKAKKIFRTDDKDTVVVYYKDDATAFNGEKKGTIEDKGVMNNSITAMLFEL LEKKGVKTHFIEKINEREQLCKKVEIVPLEVIVRNIAAGSMAKRLGLSEGRKLDTTVFEI SYKNDDLNDPLINDYHAVAIGLTTFEELKEMYSIAEKVNNTLKEFFDEQGINLVDFKIEI GRFNGELLLADEISPDTCRLWDKSTGEKLDKDRFRRDMGNVKEAYMEILKRVNK