>sp|Q4UML8|PUR7_RICFE Phosphoribosylaminoimidazole-succinocarboxamide synthase OS=Rickettsia felis GN=purC MKTQLYKGSSKILYSAEEDFLLIMAFSDNVTLESGEIIEISGKGVLNNNISSFLMDKLEM NGIENHFIEKINMREQLIQYVEVFPVQVIISSVACGRFVKEFGMDEGYVFDKPIIDFKVR SREFKYPIVNEYQILNFGWLTRDEIKAVKEQALRIYDFLSGLFIGVGIRLVECKLEFGRV FNGEESIIMLTDEISPDNCRLWHINSNEKLGFELLENEPNKAFESYQLIADRLKEK