# OC Root	2nd	3rd	4th	5th	6th	7th	PC	Gene/Definition
OC.456169	Bacteria.464486	Proteobacteria.126833	Gammaproteobacteria.253123	Gammaproteobacteria___Enterobacteria.62317	Citrobacter.11639	Citrobacter_amalonaticus.6645	cama.2498	cama:F384_12650   NADH-quinone oxidoreductase subunit B
OC.456169	Bacteria.464486	Proteobacteria.290155	Epsilonproteobacteria.11070	Sulfurospirillum.1358	-	-	sdl.1162	sdl:Sdel_1194   NADH ubiquinone oxidoreductase 20 kDa subunit
OC.456169	Bacteria.464486	Proteobacteria.290155	Epsilonproteobacteria.11070	Sulfurospirillum.1358	-	-	sba.1023	sba:Sulba_1061   Ni,Fe-hydrogenase III small subunit
OC.456169	Bacteria.464486	Proteobacteria.290155	Epsilonproteobacteria.11070	Sulfurospirillum.1358	-	-	smul.1269	smul:SMUL_1310   soluble, cytoplasmic ECH-like hydrogenase electron-transferring small subunit CooL
OC.456169	Bacteria.464486	Proteobacteria.290155	Epsilonproteobacteria.11070	Sulfurospirillum.1358	-	-	shal.1273	shal:SHALO_1297   soluble, cytoplasmic ECH-like hydrogenase electron-transferring small subunit CooL
OC.456169	Bacteria.464486	Proteobacteria.290155	Epsilonproteobacteria.11070	Sulfurospirillum.1358	Sulfurospirillum_sp_.234	-	suls.1343	suls:Sdiek1_1369   ECH-like hydrogenase electron-transferring small subunit CooL
OC.456169	Bacteria.464486	Proteobacteria.290155	Epsilonproteobacteria.11070	Sulfurospirillum.1358	Sulfurospirillum_sp_.234	-	sulj.1263	sulj:SJPD1_1304   soluble, cytoplasmic ECH-like hydrogenase electron-transferring small subunit CooL
OC.456169	Bacteria.464486	Proteobacteria.290155	Epsilonproteobacteria.25991	-	-	-	nam.1013	nam:NAMH_1060   hydrogenase-4 component I
OC.456169	Bacteria.464486	Proteobacteria.126833	Deltaproteobacteria.78697	Geobacter.8662	-	-	gbm.96	gbm:Gbem_0067   cooL_cooX; hydrogenase subunit, iron-sulfur cluster-binding domain-containing
OC.456169	Bacteria.464486	Proteobacteria.269688	Deltaproteobacteria.28698	Desulfovibrio.4042	Desulfovibrio_vulgaris.1165	-	dvu.2252	dvu:DVU2288   hydrogenase subunit CooL
OC.456169	Bacteria.464486	Proteobacteria.269688	Deltaproteobacteria.28698	Desulfovibrio.4042	Desulfovibrio_vulgaris.1165	-	dvl.997	dvl:Dvul_0967   NADH ubiquinone oxidoreductase, 20 kDa subunit
OC.456169	Bacteria.464486	Proteobacteria.269688	Deltaproteobacteria.28698	Desulfovibrio.4042	Desulfovibrio_vulgaris.1165	-	dvm.3147	dvm:DvMF_3192   NADH ubiquinone oxidoreductase 20 kDa subunit
OC.456169	Bacteria.464486	Proteobacteria.269688	Deltaproteobacteria.28698	Desulfovibrio.4042	Desulfovibrio_vulgaris.1165	-	dvg.2087	dvg:Deval_2122   NADH ubiquinone oxidoreductase 20 kDa subunit
OC.456169	Bacteria.464486	Proteobacteria.269688	Deltaproteobacteria.28698	Desulfovibrio.4042	Desulfovibrio_desulfuricans.5285	-	dds.1850	dds:Ddes_1882   NADH ubiquinone oxidoreductase 20 kDa subunit
OC.456169	Bacteria.464486	Proteobacteria.269688	Deltaproteobacteria.28698	Desulfovibrio.4042	-	-	dfi.2163	dfi:AXF13_11600   NADH-quinone oxidoreductase subunit B
OC.456169	Bacteria.464486	Proteobacteria.269688	Deltaproteobacteria.28698	Desulfovibrio.4042	-	-	dpg.2102	dpg:DESPIGER_2247   Carbon monoxide-induced hydrogenase small subunit CooL
OC.456169	Bacteria.464486	Proteobacteria.269688	Deltaproteobacteria.28698	Desulfovibrio.4042	-	-	def.590	def:CNY67_02785   NADH-quinone oxidoreductase subunit NuoB
OC.456169	Bacteria.464486	Proteobacteria.269688	Deltaproteobacteria.28698	Desulfovibrio.4042	-	-	dtr.231	dtr:RSDT_0231   cooL; H+-translocating [NiFe] hydrogenase complex, small subunit CooL
OC.456169	Bacteria.464486	Proteobacteria.269688	Deltaproteobacteria.88492	Pseudodesulfovibrio.6159	-	-	dpi.2984	dpi:BN4_20197   cooL; Carbon monoxide-induced hydrogenase, CooL subunit
OC.456169	Bacteria.464486	Proteobacteria.126833	Alphaproteobacteria.157458	Rhodopseudomonas.9443	-	-	rpc.4384	rpc:RPC_4504   NADH ubiquinone oxidoreductase, 20 kDa subunit
OC.456169	Bacteria.464486	Proteobacteria.126833	Alphaproteobacteria.157458	Rhodospirillum.576	Rhodospirillum_rubrum.497	-	rru.1418	rru:Rru_A1422   NADH ubiquinone oxidoreductase, 20 kDa subunit
OC.456169	Bacteria.464486	Proteobacteria.126833	Alphaproteobacteria.157458	Rhodospirillum.576	Rhodospirillum_rubrum.497	-	rrf.1467	rrf:F11_07345   NADH ubiquinone oxidoreductase, 20 kDa subunit
OC.456169	Bacteria.464486	Firmicutes.40555	Firmicutes___Bacilli.118497	Bacillus.57754	Bacillus_sp_.10200	-	baci.2229	baci:B1NLA3E_11400   carbon monoxide-induced hydrogenase subunit CooL
OC.456169	Bacteria.464486	Firmicutes.40555	Firmicutes___Clostridia.73150	Desulfotomaculum.2819	-	-	dca.352	dca:Desca_0343   NADH ubiquinone oxidoreductase 20 kDa subunit
OC.456169	Bacteria.464486	Firmicutes.40555	Firmicutes___Clostridia.73150	-	-	-	tjr.2776	tjr:TherJR_2965   NADH ubiquinone oxidoreductase 20 kDa subunit
OC.456169	Bacteria.464486	Firmicutes.40555	Firmicutes___Clostridia.73150	-	-	-	cthm.194	cthm:CFE_0167   cooL; carbon monoxide-induced hydrogenase subunit CooL
OC.456169	Bacteria.464486	Firmicutes.275785	Firmicutes___Clostridia.143302	Thermoanaerobacter.3204	-	-	tki.148	tki:TKV_c01250   ech1C; Ech-type complex subunit Ech1C
OC.456169	Bacteria.464486	Firmicutes.40555	Firmicutes___Clostridia.73150	-	-	-	chy.1761	chy:CHY_1830   cooL; carbon monoxide-induced hydrogenase, CooL subunit