>sp|Q668F9|PUR7_YERPS Phosphoribosylaminoimidazole-succinocarboxamide synthase OS=Yersinia pseudotuberculosis serotype I GN=purC MQKLAELYRGKAKTVYTTENPDLLVLEFRNDTSALDGQRIEQFDRKGMVNNKFNHFIMTK LEEAGIPTQMERLLSDTEVLVKKLEMIPVECVIRNRAAGSLVKRLGIEEGLSLNPPLFDL FLKNDAMHDPMVNESYCKTFGWATEAQLARMKELSYLANDVLSKLFDDAGLILVDFKLEF GLFNGEVVLGDEFSPDGSRLWDKKTLNKMDKDRYRQSLGGLIEAYEEVAHRIGVKLD