# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.443981 - - rhd.2024 rhd:R2APBS1_2174 Ni,Fe-hydrogenase III small subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.178916 - - mca.1063 mca:MCA1137 hydrogenase subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.178917 Methylomonas.6539 - mmt.1525 mmt:Metme_1581 NADH ubiquinone oxidoreductase 20 kDa subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.178916 - - tig.953 tig:THII_0841 hydrogenase OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.178916 - - blep.2877 blep:AL038_17450 hydrogenase OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.178917 - - tvi.2605 tvi:Thivi_2908 Ni,Fe-hydrogenase III small subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.178917 - - tmb.2945 tmb:Thimo_3208 Ni,Fe-hydrogenase III small subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.178917 - - mpur.3135 mpur:MARPU_16405 hydrogenase OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.178917 - - tsy.2390 tsy:THSYN_12665 hydrogenase OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.178916 - - slim.2311 slim:SCL_2384 hydrogenase OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.178916 - - sva.3313 sva:SVA_3451 hydrogenase OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.178917 - - tbn.557 tbn:TBH_C0534 formate hydrogenlyase small subunit HyfI OC.456143 Bacteria.522515 Proteobacteria.246670 Gammaproteobacteria.178917 - - seds.2904 seds:AAY24_15670 hydrogenase OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Ralstonia.9322 Ralstonia_pickettii.7720 rpj.1751 rpj:N234_08425 formate hydrogenlyase OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Cupriavidus.14571 Cupriavidus_necator.4807 reh.2173 reh:H16_A2201 h16_A2201; formate hydrogenlyase subunit 7 OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Cupriavidus.14571 Cupriavidus_necator.4807 cnc.7011 cnc:CNE_BB1p10670 hyfI; formate hydrogenlyase subunit 7 OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Cupriavidus.28354 - rme.4489 rme:Rmet_4666 hyfI; Hydrogenase-4 subunit I OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bps.4507 bps:BPSS1142 hydrogenase/oxidoreductase subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bpl.5509 bpl:BURPS1106A_A1527 putative hydrogenase subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bpd.5474 bpd:BURPS668_A1612 putative hydrogenase subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bpse.3729 bpse:BDL_4429 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bpsm.4405 bpsm:BBQ_5028 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bpsu.3874 bpsu:BBN_4568 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bpsd.2827 bpsd:BBX_3594 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bpz.4731 bpz:BP1026B_II1206 Ni,Fe-hydrogenase III small subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bpq.5544 bpq:BPC006_II1528 putative hydrogenase subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bpk.5432 bpk:BBK_5969 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bpsh.3465 bpsh:DR55_4185 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bpsa.4265 bpsa:BBU_4920 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 bpso.3650 bpso:X996_4343 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_pseudomallei.5746 but.5467 but:X994_6014 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_thailandensis.685 bte.4471 bte:BTH_II1266 Formate hydrogenlyase subunit 7 OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_thailandensis.685 btq.3810 btq:BTQ_4550 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_thailandensis.685 btj.4889 btj:BTJ_5533 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_thailandensis.685 btz.3256 btz:BTL_3999 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_thailandensis.685 btd.2884 btd:BTI_3651 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_thailandensis.685 btv.3136 btv:BTHA_3881 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_thailandensis.685 bthe.2910 bthe:BTN_3667 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_thailandensis.685 bthm.3655 bthm:BTRA_4366 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_thailandensis.685 btha.3136 btha:DR62_3701 formate hydrogenlyase OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_thailandensis.685 bthl.3264 bthl:BG87_4007 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_oklahomensis.3848 bok.4643 bok:DM82_5314 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_oklahomensis.3848 boc.4677 boc:BG90_5295 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28299 - bub.5330 bub:BW23_5903 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28299 - bdf.5418 bdf:WI26_27845 formate hydrogenlyase OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28299 - bstg.3593 bstg:WT74_18505 formate hydrogenlyase OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28299 Burkholderia_sp_.20707 bge.3353 bge:BC1002_3403 NADH ubiquinone oxidoreductase 20 kDa subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_sp_.7950 bul.5042 bul:BW21_5653 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.71098 Burkholderia_sp_.46445 buq.5633 buq:AC233_30995 formate hydrogenlyase OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Burkholderia.28300 Burkholderia_sp_.7950 bud.4804 bud:AQ610_24935 formate hydrogenlyase OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Paraburkholderia.4824 Paraburkholderia_xenovorans.4202 bxe.4650 bxe:Bxe_B0324 putative hydrogenase/oxidoreductase subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Paraburkholderia.4824 Paraburkholderia_xenovorans.4202 bxe.7458 bxe:Bxe_C0174 Putative hydrogenase/oxidoreductase subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Paraburkholderia.4824 Paraburkholderia_xenovorans.4202 bxb.5054 bxb:DR64_5663 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Paraburkholderia.4824 Paraburkholderia_xenovorans.4202 bxb.7864 bxb:DR64_8254 NADH ubiquinone oxidoreductase, 20 Kd subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Paraburkholderia.4825 - bph.5929 bph:Bphy_6070 NADH ubiquinone oxidoreductase 20 kDa subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Paraburkholderia.4825 - bcai.3370 bcai:K788_0003056 Ni,Fe-hydrogenase III small subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Paraburkholderia.4824 - parb.6394 parb:CJU94_33295 formate hydrogenlyase OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Paraburkholderia.4825 - phs.6921 phs:C2L64_36005 formate hydrogenlyase OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Pandoraea.10509 - ptx.859 ptx:ABW99_04470 formate hydrogenlyase OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Rhodoferax.676 - rfr.3194 rfr:Rfer_3287 NADH ubiquinone oxidoreductase, 20 kDa subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Rhodoferax.676 - rac.2551 rac:RA876_13880 formate hydrogenlyase OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Polaromonas.5347 - pol.1003 pol:Bpro_0921 NADH ubiquinone oxidoreductase, 20 kDa subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Variovorax.8613 Variovorax_paradoxus.7594 vpd.5910 vpd:VAPA_2c05320 putative formate hydrogenlyase, subunit 7 OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 - - cbx.1788 cbx:Cenrod_1907 [NiFe]-hydrogenase III small subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65503 Thiomonas.2104 - tin.328 tin:Tint_0288 hypothetical protein OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65503 Thiomonas.2104 - thi.382 thi:THI_0326 putative NADH ubiquinone oxidoreductase domain, 20 kDa subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65502 - - bbag.783 bbag:E1O_08040 subunit of formate hydrogenlyase-like membrane complex OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 - - shd.2880 shd:SUTH_02953 NADH ubiquinone oxidoreductase, 20 kDa subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 - - slt.2511 slt:Slit_2559 NADH ubiquinone oxidoreductase 20 kDa subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 - - gca.2251 gca:Galf_2379 NADH ubiquinone oxidoreductase 20 kDa subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 - - sdr.1973 sdr:SCD_n02027 NADH ubiquinone oxidoreductase 20 kDa subunit OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 - - eba.1831 eba:ebA4186 hyfI; subunit of putative formate hydrogenlyase-like membrane complex OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 - - rbu.276 rbu:PG1C_01335 formate hydrogenlyase OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Azoarcus.4857 Azoarcus_sp_.724 aza.1497 aza:AZKH_1480 hyfI; subunit of putative formate hydrogenlyase-like membrane complex OC.456143 Bacteria.522515 Proteobacteria.246670 Betaproteobacteria.65501 Azoarcus.4857 Azoarcus_sp_.724 azi.3376 azi:AzCIB_3439 subunit of putative formate hydrogenlyase-like membrane complex