>sp|B0R7Q4|PURO_HALS3 IMP cyclohydrolase OS=Halobacterium salinarum GN=purO MYIGRFVVVGPSVAAYRVSSRSFPNRKLIERPAGLTVVPTADAEETTNPYVSYNCVRTAG GHAVVGNGSHVDPITEKVERGYPPRDALTEALLAMDYEKDDYDTPRIAGVLAPDGTAYVG IVRADAVLVRAVEEPTLVATYEKDAPEAIGFDAATAADAAREAYSAAFEHAVCAAGVSRR GVGDGYDTAVVNDP