>sp|B2V3B9|PUR7_CLOBA Phosphoribosylaminoimidazole-succinocarboxamide synthase OS=Clostridium botulinum (strain Alaska E43 / Type E3) OX=508767 GN=purC PE=3 SV=1 MEKLEMLYEGKAKQIYATDKADEVVIYYKDDATAFNGEKKGQITDKGVMNNKITSILFEQ LEKQGIKTHFIKKLNDREQLCKKVEIVPLEVIVRNVAAGSMAKRLGLEEGTKLKTTVFEF SYKDDELGDPLINSYHAVAIGAATFEEIDTILEMTAKINNILKEAFAKENINLIDFKIEF GKCADGTIVLADEISPDTCRFWDATTGEKLDKDRFRRDLGNVEDAYIEILKRISK