# 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