| WP_005582638.1 | Clostridium ultunense | [NiFe] Group 4f | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_014795396.1 | Desulfitobacterium dehalogenans | [NiFe] Group 4f | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_015945149.1 | Desulfitobacterium hafniense | [NiFe] Group 4f | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_019851221.1 | Desulfitobacterium sp. PCE1 | [NiFe] Group 4f | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_014902103.1 | Desulfosporosinus meridiei | [NiFe] Group 4f | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_014183752.1 | Desulfosporosinus orientis | [NiFe] Group 4f | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_009619272.1 | Desulfosporosinus sp. OT | [NiFe] Group 4f | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_007780611.1 | Desulfosporosinus youngiae | [NiFe] Group 4f | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_015756422.1 | Desulfotomaculum acetoxidans | [NiFe] Group 4f | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_013843216.1 | Desulfotomaculum ruminis | [NiFe] Group 4f | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_013623369.1 | Syntrophobotulus glycolicus | [NiFe] Group 4f | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_004094701.1 | Acetonema longum | [NiFe] Group 4f | Firmicutes | Selenomadales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_027938372.1 | Anaeroarcus burkinensis | [NiFe] Group 4f | Firmicutes | Selenomadales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_018702624.1 | Anaeromusa acidaminophila | [NiFe] Group 4f | Firmicutes | Selenomadales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_027397032.1 | Anaerovibrio lipolyticus | [NiFe] Group 4f | Firmicutes | Selenomadales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_027406274.1 | Anaerovibrio sp. RM50 | [NiFe] Group 4f | Firmicutes | Selenomadales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_021718870.1 | Phascolarctobacterium sp. CAG:207 | [NiFe] Group 4f | Firmicutes | Selenomadales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_021167282.1 | Sporomusa ovata | [NiFe] Group 4f | Firmicutes | Selenomadales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_019880045.1 | Succinispira mobilis | [NiFe] Group 4f | Firmicutes | Selenomadales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| WP_019553945.1 | Zymophilus raffinosivorans | [NiFe] Group 4f | Firmicutes | Selenomadales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, two antiporter subunits |
| 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_013560598.1 | Anaerolinea thermophila | [NiFe] Group 4g | Chloroflexi | Anaerolineales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_013128928.1 | Thermosphaera aggregans | [NiFe] Group 4b | Crenarchaeota | Desulfurococcales | Evolving | Sensitive | 13 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, two [FeS] proteins, seven MRP antiporter subunits, etc. |
| WP_014737566.1 | Thermogladius cellulolyticus | [NiFe] Group 4g | Crenarchaeota | Thermococcales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_011752735.1 | Thermofilum pendens | [NiFe] Group 4g | Crenarchaeota | Thermoproteales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_020962956.1 | Thermofilum sp. 1910b | [NiFe] Group 4g | Crenarchaeota | Thermoproteales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_011737331.1 | Pelobacter propionicus | [NiFe] Group 4g | Deltaproteobacteria | Desulfuromonadales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_012415297.1 | Elusimicrobium minutum | [NiFe] Group 4g | Elusimicrobia | Elusimicrobiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_008528233.1 | Halorhabdus tiamatea | [NiFe] Group 4g | Euryarchaeota | Halobacteriales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_015789964.1 | Halorhabdus utahensis | [NiFe] Group 4g | Euryarchaeota | Halobacteriales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_011018833.1 | Methanopyrus kandleri | [NiFe] Group 4h | Euryarchaeota | Methanopyrales | Evolving | Sensitive | 20 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoH, NuoL, Two polyferredoxins, eleven TM proteins, three hypotheticals |
| WP_008908605.1 | Caloramator australicus | [NiFe] Group 4g | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_027308223.1 | Caloramator sp. ALD01 | [NiFe] Group 4g | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_005210163.1 | Clostridium celatum | [NiFe] Group 4g | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_027624751.1 | Clostridium lundense | [NiFe] Group 4g | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_027099538.1 | Clostridium paraputrificum | [NiFe] Group 4g | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_018963227.1 | Coprothermobacter platensis | [NiFe] Group 4g | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_012543586.1 | Coprothermobacter proteolyticus | [NiFe] Group 4g | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_018661973.1 | Thermobrachium celere | [NiFe] Group 4g | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_013756005.1 | Thermodesulfobium narugense | [NiFe] Group 4g | Firmicutes | Clostridiales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_028841464.1 | Thermodesulfobacterium hveragerdense | [NiFe] Group 4g | Thermodesulfobacteria | Thermodesulfobacteriales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_022856172.1 | Thermodesulfobacterium thermophilum | [NiFe] Group 4g | Thermodesulfobacteria | Thermodesulfobacteriales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_012745069.1 | Kosmotoga olearia | [NiFe] Group 4g | Thermotogae | Thermotogales | Evolving | Sensitive | 6 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoL, NuoH, NuoC, [FeS] protein |
| WP_004031618.1 | Methanobacterium formicicum | [NiFe] Group 4h | Euryarchaeota | Methanobacteriales | Evolving | Sensitive | 20 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoH, NuoL, Two polyferredoxins, eleven TM proteins, three hypotheticals |
| WP_013644869.1 | Methanobacterium lacus | [NiFe] Group 4h | Euryarchaeota | Methanobacteriales | Evolving | Sensitive | 20 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoH, NuoL, Two polyferredoxins, eleven TM proteins, three hypotheticals |
| WP_013825480.1 | Methanobacterium paludis | [NiFe] Group 4h | Euryarchaeota | Methanobacteriales | Evolving | Sensitive | 20 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoH, NuoL, Two polyferredoxins, eleven TM proteins, three hypotheticals |
| WP_023992259.1 | Methanobacterium sp. MB1 | [NiFe] Group 4h | Euryarchaeota | Methanobacteriales | Evolving | Sensitive | 20 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoH, NuoL, Two polyferredoxins, eleven TM proteins, three hypotheticals |
| WP_012956197.1 | Methanobrevibacter ruminantium | [NiFe] Group 4h | Euryarchaeota | Methanobacteriales | Evolving | Sensitive | 20 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoH, NuoL, Two polyferredoxins, eleven TM proteins, three hypotheticals |
| WP_019266264.1 | Methanobrevibacter smithii | [NiFe] Group 4h | Euryarchaeota | Methanobacteriales | Evolving | Sensitive | 20 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoH, NuoL, Two polyferredoxins, eleven TM proteins, three hypotheticals |
| WP_016358530.1 | Methanobrevibacter sp. AbM4 | [NiFe] Group 4h | Euryarchaeota | Methanobacteriales | Evolving | Sensitive | 20 | [NiFe]-centre, 1 x [4Fe4S] clusters | NuoH, NuoL, Two polyferredoxins, eleven TM proteins, three hypotheticals |