# OC Root 2nd 3rd 4th PC Gene/Definition OC.645956 Archaea.17148 Euryarchaeota.16643 Natronolimnobius.2909 nag.54 nag:AArcMg_0031 IMP cyclohydrolase; K11176 IMP cyclohydrolase [EC:3.5.4.10] OC.645956 Archaea.17148 Euryarchaeota.16643 Natronolimnobius.2909 nan.48 nan:AArc1_0032 Archaeal IMP cyclohydrolase; K11176 IMP cyclohydrolase [EC:3.5.4.10]