# OC Root	2nd	3rd	PC	Gene/Definition
OC.34163	Archaea.22057	Euryarchaeota.23490	nmg.2931	nmg:Nmag_2999   metal-dependent hydrolase (homolog to dihydroorotase / allantoinase); K01465 dihydroorotase [EC:3.5.2.3]
OC.34167	Archaea.21295	Euryarchaeota.22436	nmg.3872	nmg:Nmag_3987   pucH; putative allantoinase; K01464 dihydropyrimidinase [EC:3.5.2.2]