| WP_028893663.1 | Syntrophorhabdus aromaticivorans | [FeFe] Group A3 | Deltaproteobacteria | Syntrophobacterales | Bifurcating | Labile | 3 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | NADH dehydrogenase, thioredoxin |
| WP_028893679.1 | Syntrophorhabdus aromaticivorans | [FeFe] Group A3 | Deltaproteobacteria | Syntrophobacterales | Bifurcating | Labile | 3 | [FeFe]-centre, 2 x [4Fe4S] clusters | NADH dehydrogenase, thioredoxin |
| WP_028894885.1 | Syntrophorhabdus aromaticivorans | [NiFe] Group 3c | Deltaproteobacteria | Syntrophobacterales | Bifurcating | Sensitive | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Polyferredoxin, [FeS] protein |
| WP_028930304.1 | Pseudonocardia asaccharolytica | [NiFe] Group 1h | Actinobacteria | Actinomycetales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 3 x [4Fe4S] clusters | [FeS] protein |
| WP_028931752.1 | Pseudonocardia asaccharolytica | [NiFe] Group 2a | Actinobacteria | Actinomycetales | Aerobic Uptake | Tolerant | 5 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, hypothetical proteins |
| WP_028936742.1 | Pseudonocardia spinosispora | [NiFe] Group 1h | Actinobacteria | Actinomycetales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 3 x [4Fe4S] clusters | [FeS] protein |
| WP_028947433.1 | Synechocystis sp. PCC 6714 | [NiFe] Group 3d | Cyanobacteria | Chroococcales | Bidirectional | Tolerant | 4 | [NiFe]-centre, 1 x [4Fe4S] clusters | Diaphorase, [FeS] protein |
| WP_028949840.1 | Sulfurihydrogenibium subterraneum | [NiFe] Group 3b | Aquificae | Aquificales | Bidirectional | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Diaphorase, [FeS] protein |
| WP_028949938.1 | Sulfurihydrogenibium subterraneum | [NiFe] Group 1b | Aquificae | Aquificales | Anaerobic Uptake | Sensitive | 3 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | Cytochrome |
| WP_028949944.1 | Sulfurihydrogenibium subterraneum | [NiFe] Group 2d | Aquificae | Aquificales | Anaerobic Uptake | Unknown | 2 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | None |
| WP_028972813.1 | Spirochaeta cellobiosiphila | [FeFe] Group A3 | Spirochaetes | Spirochaetales | Bifurcating | Labile | 4 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | NADH dehydrogenase, thioredoxin, thioredoxin |
| WP_028986298.1 | Thermicanus aegyptius | [NiFe] Group 4f | Firmicutes | Bacillales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_028986316.1 | Thermicanus aegyptius | [NiFe] Group 2a | Firmicutes | Bacillales | Aerobic Uptake | Tolerant | 5 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, hypothetical proteins |
| WP_028989466.1 | Thermithiobacillus tepidarius | [NiFe] Group 3b | Gammaproteobacteria | Acidithiobacillales | Bidirectional | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Diaphorase, [FeS] protein |
| WP_028991495.1 | Thermoanaerobacter thermocopriae | [FeFe] Group C1 | Firmicutes | Thermoanaerobacterales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Histidine kinase |
| WP_028992244.1 | Thermoanaerobacter thermocopriae | [FeFe] Group C3 | Firmicutes | Thermoanaerobacterales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Phosphatase |
| WP_028993698.1 | Azonexus hydrophilus | [NiFe] Group 2b | Betaproteobacteria | Rhodocyclales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | [FeS] protein, hypothetical proteins |
| WP_028993715.1 | Azonexus hydrophilus | [NiFe] Group 1d | Betaproteobacteria | Rhodocyclales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_028994701.1 | Azonexus hydrophilus | [NiFe] Group 3d | Betaproteobacteria | Rhodocyclales | Bidirectional | Tolerant | 4 | [NiFe]-centre, 1 x [4Fe4S] clusters | Diaphorase, [FeS] protein |
| WP_028999751.1 | Azohydromonas australica | [NiFe] Group 1d | Betaproteobacteria | Burkholderiales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_028999766.1 | Azohydromonas australica | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_029004859.1 | Azorhizobium doebereinerae | [NiFe] Group 2b | Alphaproteobacteria | Rhizobiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_029004862.1 | Azorhizobium doebereinerae | [NiFe] Group 1d | Alphaproteobacteria | Rhizobiales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_029008300.1 | Azospirillum halopraeferens | [NiFe] Group 3b | Alphaproteobacteria | Rhodospirillales | Bidirectional | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Diaphorase, [FeS] protein |
| WP_029009006.1 | Azospirillum halopraeferens | [NiFe] Group 1d | Alphaproteobacteria | Rhodospirillales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_029009221.1 | Azospirillum halopraeferens | [NiFe] Group 4g | Alphaproteobacteria | Rhodospirillales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_029009282.1 | Azospirillum halopraeferens | [NiFe] Group 2b | Alphaproteobacteria | Rhodospiralles | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_029009764.1 | Azospirillum halopraeferens | [NiFe] Group 1c | Alphaproteobacteria | Rhodospirillales | Anaerobic Uptake | Sensitive | 4 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, TM subunit |
| WP_029010114.1 | Azospirillum halopraeferens | [NiFe] Group 4a | Alphaproteobacteria | Rhodospirillales | Evolving | Sensitive | 6 or 9 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two [FeS] proteins, (three antiporter subunits) |
| WP_029095340.1 | Budvicia aquatica | [NiFe] Group 4a | Gammaproteobacteria | Enterobacteriales | Evolving | Sensitive | 6 or 9 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two [FeS] proteins, (three antiporter subunits) |
| WP_029095540.1 | Budvicia aquatica | [NiFe] Group 1c | Gammaproteobacteria | Enterobacteriales | Anaerobic Uptake | Sensitive | 4 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, TM subunit |
| WP_029132834.1 | Sedimenticola selenatireducens | [NiFe] Group 1c | Gammaproteobacteria | Alteromonadales | Anaerobic Uptake | Sensitive | 4 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, TM subunit |
| WP_029133296.1 | Sedimenticola selenatireducens | [NiFe] Group 3d | Gammaproteobacteria | Unclassified | Bidirectional | Tolerant | 4 | [NiFe]-centre, 1 x [4Fe4S] clusters | Diaphorase, [FeS] protein |
| WP_029133715.1 | Sedimenticola selenatireducens | [NiFe] Group 1e | Gammaproteobacteria | Alteromonadales | Anaerobic Uptake | Sensitive | 4 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | Cytochrome b, [FeS] protein |
| WP_029159252.1 | Clostridium scatologenes | [NiFe] Group 1a | Firmicutes | Clostridiales | Anaerobic Uptake | Sensitive | 3 | [NiFe]-centre, 3 x [4Fe4S] clusters | Cytochrome |
| WP_029165455.1 | Aminiphilus circumscriptus | [NiFe] Group 3d | Synergistetes | Synergistales | Bidirectional | Tolerant | 4 | [NiFe]-centre, 1 x [4Fe4S] clusters | Diaphorase, [FeS] protein |
| WP_029166411.1 | Aminiphilus circumscriptus | [NiFe] Group 4d | Synergistetes | Synergistales | Evolving | Sensitive | 13 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, two [FeS] proteins, seven MRP antiporter subunits, etc. |
| WP_029228227.1 | Caldicellulosiruptor acetigenus | [NiFe] Group 4e | Firmicutes | Thermoanaerobacterales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_029356678.1 | Bosea sp. 117 | [NiFe] Group 1d | Alphaproteobacteria | Rhizobiales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_029356684.1 | Bosea sp. 117 | [NiFe] Group 2b | Alphaproteobacteria | Rhizobiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_029410172.1 | Treponema pedis | [FeFe] Group A3 | Spirochaetes | Spirochaetales | Bifurcating | Labile | 4 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | NADH dehydrogenase, thioredoxin, thioredoxin |
| WP_029421095.1 | Alicyclobacillus macrosporangiidus | [NiFe] Group 2a | Firmicutes | Bacillales | Aerobic Uptake | Tolerant | 5 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, hypothetical proteins |
| WP_029451048.1 | Clostridium algidicarnis | [FeFe] Group B | Firmicutes | Clostridiales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |
| WP_029452114.1 | Clostridium algidicarnis | [FeFe] Group B | Firmicutes | Clostridiales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
| WP_029459118.1 | Desulfovibrio alcoholivorans | [NiFe] Group 1b | Deltaproteobacteria | Desulfovibrionales | Anaerobic Uptake | Sensitive | 3 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | Cytochrome |
| WP_029460054.1 | Desulfovibrio alcoholivorans | [FeFe] Group C3 | Deltaproteobacteria | Desulfovibrionales | Sensory | Labile | 3 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Phosphatase, thioredoxin |
| WP_029460330.1 | Desulfovibrio alcoholivorans | [FeFe] Group A3 | Deltaproteobacteria | Desulfovibrionales | Bifurcating | Labile | 3 | [FeFe]-centre, 3 x [4Fe4S] clusters, 2 x [2Fe2S] cluster | NADH dehydrogenase, thioredoxin |
| WP_029460554.1 | Desulfovibrio alcoholivorans | [FeFe] Group A3 | Deltaproteobacteria | Desulfovibrionales | Bifurcating | Labile | 4 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | NADH dehydrogenase, thioredoxin, thioredoxin |
| WP_029502581.1 | Lachnoclostridium phytofermentans | [FeFe] Group C3 | Firmicutes | Clostridiales | Sensory | Labile | 3 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Phosphatase, thioredoxin |
| WP_029502583.1 | Lachnoclostridium phytofermentans | [FeFe] Group B | Firmicutes | Clostridiales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |