>tr|A0A510N993|A0A510N993_HALSA IMP cyclohydrolase OS=Halobacterium salinarum GN=purO MYIGRFVVVGPSVAAYRVSSRSFPNRKLIERPAGLTVVPTADAEETTNPYVSYNCVRTAG GHAVVGNGSHVDPITEKVERGYPPRDALTEALLAMDYEKDDYDTPRIAGVLAPDGTAYVG IVRADAVLVRAVEEPTLVATYEKDAPEAIGFDAATAADAAREAYSAAFEHAVCAAGVSRR GVGDGYDTAVVNDP