GUAA_AQUAE Glutamine amidotransferase Catalyzes the synthesis of GMP from XMP (By similarity). guaA GMP synthetase aq_236 MQRRPILVVNFGSQYVQLIARRVRELGVYSEIVHWDTPVEEIKKKNPYGIIFSGGPASVYAEGAPLPDKRIYELGVPILGICYGLQVITHQLGGKVVRSEKQEYGRARLRIIKEDVIFEGIPKESDVWMSHADKVVELPEGFEVLAVSENSPYAVIANREKKIYGFQFHPEVTHTVFGKEMLANFIYGVCKAEKNWEMGDFIHEKIEEIRKTVGDAKVIAALSGGVDSTVAAVLTHRAIGDKLHCFFIDHGLLRYKEREEVEKNLRSLGLPLTVVDASEEFLEKLKGVEDPEEKRKIIGRTFIEVFEREAKKIEGAEFLLQGTLYPDVVESAGIKGSAKIKTHHNVGGLPERMNLKLLEPFRELFKDEVRKIGKLLGVPEEILRRHPFPGPGLAIRIIGEVNKKDLEILRKADYIFIQELKKEGLYDRVWQAFAVLLPVKSVGVMGDVRTYEKVVALRAVESVDGMTADWARLPYDFLDRVMRRIINEVEGVNRVVYDISSKPPSTIEWE 510 GMP synthase [glutamine-hydrolyzing]