# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.34168	Archaea.20347	Euryarchaeota.21149	Halobacterium.4224	hdl.2198	hdl:HALDL1_11430   dihydroorotase; K01464 dihydropyrimidinase [EC:3.5.2.2]
OC.34168	Archaea.20347	Euryarchaeota.21149	Haloquadratum.2172	hwa.919	hwa:HQ_1936A   pyrC2; metal-dependent hydrolase (homolog to dihydroorotase / allantoinase); K01465 dihydroorotase [EC:3.5.2.3]
OC.34168	Archaea.20347	Euryarchaeota.21149	Haloquadratum.2172	hwc.955	hwc:Hqrw_2099   pyrC2; metal-dependent hydrolase (homolog to dihydroorotase / allantoinase)
OC.34168	Archaea.20347	Euryarchaeota.21149	-	srub.1519	srub:C2R22_08005   dihydroorotase; K01464 dihydropyrimidinase [EC:3.5.2.2]
OC.34168	Archaea.20347	Euryarchaeota.21149	-	hah.1009	hah:Halar_1114   Allantoinase; K01464 dihydropyrimidinase [EC:3.5.2.2]
OC.34168	Archaea.20347	Euryarchaeota.21149	-	hlr.573	hlr:HALLA_02380   dihydroorotase; K01464 dihydropyrimidinase [EC:3.5.2.2]
OC.34168	Archaea.20347	Euryarchaeota.21149	-	hlc.710	hlc:CHINAEXTREME03545   dihydroorotase; K01464 dihydropyrimidinase [EC:3.5.2.2]