>sp|B9LU81|PURO_HALLT IMP cyclohydrolase OS=Halorubrum lacusprofundi GN=purO MYVGRFVVVAPGIGAYRVSSRSFPNRRVTDRDGRLTVGPTPDAPETDNPYVSYNCARAVR TPTDEPLAVVGNGSHVDPIAEKLELGYPARDALATPLLALDFEKDDYDTPRIAGVVGAET ATIGVVRRDGLVVEAVDEPTIVATYETDSPEPYALAAADAETPDAAAAATEVLGADFEHP VCAAGATVDADGATLAFDNDAE