| WP_027202830.1 | Butyricimonas virosa | [FeFe] Group B | Bacteroidetes | Bacteroidales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |
| WP_028726954.1 | Parabacteroides gordonii | [FeFe] Group B | Bacteroidetes | Bacteroidales | Evolving | Labile | 1 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | None |
| WP_005643245.1 | Parabacteroides merdae | [FeFe] Group C1 | Bacteroidetes | Bacteroidales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Histidine kinase |
| WP_007656801.1 | Parabacteroides goldsteinii | [FeFe] Group C1 | Bacteroidetes | Bacteroidales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Histidine kinase |
| WP_008157723.1 | Parabacteroides johnsonii | [FeFe] Group C1 | Bacteroidetes | Bacteroidales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Histidine kinase |
| WP_010665314.1 | Marinilabilia salmonicolor | [FeFe] Group C1 | Bacteroidetes | Bacteroidales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Histidine kinase |
| WP_013610546.1 | Odoribacter splanchnicus | [FeFe] Group C1 | Bacteroidetes | Bacteroidales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Histidine kinase |
| WP_016777702.1 | Anaerophaga thermohalophila | [FeFe] Group C1 | Bacteroidetes | Bacteroidales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Histidine kinase |
| WP_019541391.1 | Proteiniphilum acetatigenes | [FeFe] Group C1 | Bacteroidetes | Bacteroidales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Histidine kinase |
| WP_026475068.1 | Alkaliflexus imshenetskii | [FeFe] Group C1 | Bacteroidetes | Bacteroidales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Histidine kinase |
| WP_028729380.1 | Parabacteroides gordonii | [FeFe] Group C1 | Bacteroidetes | Bacteroidales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Histidine kinase |
| WP_009137123.1 | Odoribacter laneus | [FeFe] Group C3 | Bacteroidetes | Bacteroidales | Sensory | Labile | 3 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Phosphatase, thioredoxin |
| WP_010663847.1 | Marinilabilia salmonicolor | [FeFe] Group C3 | Bacteroidetes | Bacteroidales | Sensory | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Fusion with transcriptional activator |
| WP_013613427.1 | Odoribacter splanchnicus | [FeFe] Group C3 | Bacteroidetes | Bacteroidales | Sensory | Labile | 3 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Phosphatase, thioredoxin |
| WP_016777698.1 | Anaerophaga thermohalophila | [FeFe] Group C3 | Bacteroidetes | Bacteroidales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Phosphatase |
| WP_018338305.1 | Butyricimonas synergistica | [FeFe] Group C3 | Bacteroidetes | Bacteroidales | Sensory | Labile | 3 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Phosphatase, thioredoxin |
| WP_026475064.1 | Alkaliflexus imshenetskii | [FeFe] Group C3 | Bacteroidetes | Bacteroidales | Sensory | Labile | 2 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Phosphatase |
| WP_027202827.1 | Butyricimonas virosa | [FeFe] Group C3 | Bacteroidetes | Bacteroidales | Sensory | Labile | 3 | [FeFe]-centre, 2 x [4Fe4S] clusters, PAS domain | Phosphatase, thioredoxin |
| WP_008862337.1 | Barnesiella intestinihominis | [NiFe] Group 1d | Bacteroidetes | Bacteroidales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_025279286.1 | Barnesiella viscericola | [NiFe] Group 1d | Bacteroidetes | Bacteroidales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_022602547.1 | Coprobacter fastidiosus | [NiFe] Group 1d | Bacteroidetes | Bacteroidales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_007653239.1 | Parabacteroides goldsteinii | [NiFe] Group 1d | Bacteroidetes | Bacteroidales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_028728436.1 | Parabacteroides gordonii | [NiFe] Group 1d | Bacteroidetes | Bacteroidales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_008157836.1 | Parabacteroides johnsonii | [NiFe] Group 1d | Bacteroidetes | Bacteroidales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_005643376.1 | Parabacteroides merdae | [NiFe] Group 1d | Bacteroidetes | Bacteroidales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_009317267.1 | Tannerella sp. 6_1_58FAA_CT1 | [NiFe] Group 1d | Bacteroidetes | Bacteroidales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_012025884.1 | Flavobacterium johnsoniae | [NiFe] Group 1d | Bacteroidetes | Flavobacteriales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_013764260.1 | Haliscomenobacter hydrossis | [NiFe] Group 1d | Bacteroidetes | Sphingobacteriales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_008510449.1 | Mucilaginibacter paludis | [NiFe] Group 1d | Bacteroidetes | Sphingobacteriales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_014217548.1 | Niastella koreensis | [NiFe] Group 1d | Bacteroidetes | Sphingobacteriales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 1 x [4Fe3S] cluster, 1 x [3Fe4S] cluster, 1 x [4Fe4S] cluster | Cytochrome b |
| WP_012813797.1 | Robiginitalea biformata | [NiFe] Group 1h | Bacteroidetes | Flavobacteriales | Aerobic Uptake | Tolerant | 3 | [NiFe]-centre, 3 x [4Fe4S] clusters | [FeS] protein |
| WP_009185102.1 | Cecembia lonarensis | [NiFe] Group 2a | Bacteroidetes | Cytophagales | Aerobic Uptake | Tolerant | 5 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, hypothetical proteins |
| WP_015029646.1 | Emticicia oligotrophica | [NiFe] Group 2a | Bacteroidetes | Cytophagales | Aerobic Uptake | Tolerant | 5 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, hypothetical proteins |
| WP_026993787.1 | Flectobacillus major | [NiFe] Group 2a | Bacteroidetes | Cytophagales | Aerobic Uptake | Tolerant | 5 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, hypothetical proteins |
| WP_028526813.1 | Runella limosa | [NiFe] Group 2a | Bacteroidetes | Cytophagales | Aerobic Uptake | Tolerant | 5 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, hypothetical proteins |
| WP_013921615.1 | Runella slithyformis | [NiFe] Group 2a | Bacteroidetes | Cytophagales | Aerobic Uptake | Tolerant | 5 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, hypothetical proteins |
| WP_028664870.1 | Runella zeae | [NiFe] Group 2a | Bacteroidetes | Cytophagales | Aerobic Uptake | Tolerant | 5 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, hypothetical proteins |
| WP_012928387.1 | Spirosoma linguale | [NiFe] Group 2a | Bacteroidetes | Cytophagales | Aerobic Uptake | Tolerant | 5 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, hypothetical proteins |
| WP_013993526.1 | Zobellia galactanivorans | [NiFe] Group 2a | Bacteroidetes | Flavobacteriales | Aerobic Uptake | Tolerant | 5 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | [FeS] protein, hypothetical proteins |
| WP_014068049.1 | Rhodothermus marinus | [NiFe] Group 3b | Bacteroidetes | Unclassified | Bidirectional | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Diaphorase, [FeS] protein |
| WP_005436344.1 | Sutterella wadsworthensis | [FeFe] Group A1 | Betaproteobacteria | Burkholderiales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
| WP_016475267.1 | Sutterella wadsworthensis | [FeFe] Group A1 | Betaproteobacteria | Burkholderiales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
| WP_022372326.1 | Sutterella sp. CAG:397 | [FeFe] Group A1 | Betaproteobacteria | Burkholderiales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
| WP_022473470.1 | Sutterella sp. CAG:521 | [FeFe] Group A1 | Betaproteobacteria | Burkholderiales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
| WP_022473608.1 | Sutterella sp. CAG:521 | [FeFe] Group A1 | Betaproteobacteria | Burkholderiales | Evolving | Labile | 1 | [FeFe]-centre, 2 x [4Fe4S] clusters | None |
| WP_008540631.1 | Sutterella parvirubra | [FeFe] Group A2 | Betaproteobacteria | Burkholderiales | Evolving | Labile | 2 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | NADH-dependent glutamate synthase |
| WP_016474662.1 | Sutterella wadsworthensis | [FeFe] Group A2 | Betaproteobacteria | Burkholderiales | Evolving | Labile | 2 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | NADH-dependent glutamate synthase |
| WP_018606045.1 | Uliginosibacterium gangwonense | [FeFe] Group A2 | Betaproteobacteria | Rhodocyclales | Evolving | Labile | 2 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | NADH-dependent glutamate synthase |
| WP_022444415.1 | Sutterella sp. CAG:351 | [FeFe] Group A2 | Betaproteobacteria | Burkholderiales | Evolving | Labile | 2 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | NADH-dependent glutamate synthase |
| WP_022472717.1 | Sutterella sp. CAG:521 | [FeFe] Group A2 | Betaproteobacteria | Burkholderiales | Evolving | Labile | 2 | [FeFe]-centre, 3 x [4Fe4S] clusters, 1 x [2Fe2S] cluster | NADH-dependent glutamate synthase |