>sp|Q8TYD7|GUAAB_METKA GMP synthase [glutamine-hydrolyzing] subunit B OS=Methanopyrus kandleri GN=guaAB MFDPKKFVEEAIEELRREIGDRKAIIAVSGGVDSTTAAVLTHRAIGSHLVCVFVDHGFMR KGEPERIRELLEEELGLNLRFVEAAEEFFEALRGVTDPEEKRKIIGEKFIEVFERIAEEE EAEVLVQGTIAPDIIESERGIKSHHNVGGLPEKLNLDVVEPLRDLYKDEVREVARYLGIP DEIVERMPFPGPGLAVRVLGEVTPEKVEIVREANAIVEEEVEKAVEEGKMSKPWQAFAAL LDCKATGVKGDERDYGWVIAVRIVESIDAMIADVPEVPWEVLRNIQDRITSEVPEVTRVL FDITPKPPATIEFE