>tr|A0A832WB43|A0A832WB43_9EURY IMP cyclohydrolase OS=Methanopyrus kandleri GN=purO MYVGRFLLAGKLEDGTPIAVYGVCSRSFSDRRIEVREGAAFVVPEDPSYITENPYVTYTC ARIVDEFLVLTNGAQTDPIADKLESGVPPREALVSVTFAMDYEHDEYNTPRISLITDGET FWLGRVAPEEVYFRVMKPKDGEGYLLSVYGEYAEVPSKPNMTLDREDPLECDPVPSFEHY VCSVIARHDGGRWSLEAR