# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.456085	Archaea.21803	Euryarchaeota.23141	Halorhabdus.754	hut.2180	hut:Huta_2229   NADH ubiquinone oxidoreductase 20 kDa subunit
OC.456085	Archaea.21803	Euryarchaeota.23141	Halorhabdus.754	hti.1971	hti:HTIA_2017   NADH-ubiquinone oxidoreductase, chain B
OC.456085	Archaea.21803	Euryarchaeota.23141	-	harc.591	harc:HARCEL1_02950   NADH:ubiquinone oxidoreductase; K14088 ech hydrogenase subunit C