>sp|A9B302|PUR7_HERA2 Phosphoribosylaminoimidazole-succinocarboxamide synthase OS=Herpetosiphon aurantiacus GN=purC MQYGTKLAEGKTKIIYAHPEDQSLAYMVQKDSISAGDGARRNEIDGKGAISGRTSANVFA LLNRSGVRTHYQSDPEPGVMLVERCEMLPLEVVMRRLATGSYCRRHPETPEGTRFSPPLV EFFYKDDANHDPQIYLEGIVEKGLATAEEVSFIEQEGTRVFELLEQTWAERGVQLVDLKI EFGRTADGSLIVADMIDNDSWRLWPDGDKSKMLDKQIYRNLQTVTEEALQNLKAKYEEVR DITESFR