>sp|Q9HMV4|PURO_HALSA IMP cyclohydrolase OS=Halobacterium salinarum GN=purO MYIGRFVVVGPSVAAYRVSSRSFPNRKLIERPAGLTVVPTADAEETTNPYVSYNCVRTAG GHAVVGNGSHVDPITEKVERGYPPRDALTEALLAMDYEKDDYDTPRIAGVLAPDGTAYVG IVRADAVLVRAVEEPTLVATYEKDAPEAIGFDAATAADAAREAYSAAFEHAVCAAGVSRR GVGDGYDTAVVNDP