>sp|Q9HQM6|PURA_HALSA Adenylosuccinate synthetase OS=Halobacterium salinarum GN=purA MTVTIVGAQLGDEGKGGVVDLFGDATDVVVRYQGGDNAGHTVVAGGEEYKLSLVPSGVVR GKTGVLGNGCVINPETLFEEVDALRERGLDPDVRLAKRAHVILPFHRELDGAEEAAKADS DSEIGTTGRGIGPTYEDKIGRRGVRVGDLLNEDALRDRLEYLVDAKRAIYEDVYGFDASE TDGAFDIDAIHEQCLAYADRIRDEDLAVNAGDYLADRIADGDNVMLEGAQGTSLDIDHGN FPYVTSSNPTAGYAATGSGLGPTTVGQGEIVGIIKAYLSRVGSGPMPTELDGDQAEYIRE EGGEYGTVTGRPRRVGWLDMPMLRHAARANGFTGIAINHLDVLAELDEVNVGHAYERDGE RIHTLPATTEAWRDCDPVMKSFDGWSAFDPAVVADAGYSALPDNAQAYVEYVEAELDTPA YVLGVGPGREESVIRQNPFE