# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.456146	Bacteria.398238	Aquificae.485	Hydrogenobacter.138	hth.1140	hth:HTH_1155   hycC; Ni-Fe hydrogenase small subunit/NADH ubiquinone oxidoreductase 20 kD subunit
OC.456146	Bacteria.398238	Aquificae.485	Hydrogenobacter.138	hte.1122	hte:Hydth_1147   NADH ubiquinone oxidoreductase 20 kDa subunit
OC.456146	Bacteria.398238	Aquificae.485	Thermocrinis.1507	tal.1404	tal:Thal_1425   NADH ubiquinone oxidoreductase 20 kDa subunit