| WP_011384345.1 | Magnetospirillum magneticum | [NiFe] Group 2b | Alphaproteobacteria | Rhodospiralles | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_008622301.1 | Magnetospirillum sp. SO-1 | [NiFe] Group 2b | Alphaproteobacteria | Rhodospiralles | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_008068222.1 | Novosphingobium nitrogenifigens | [NiFe] Group 2b | Alphaproteobacteria | Sphingomonadales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_026436955.1 | Acidovorax sp. JHL-9 | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| AAB49361.1 | Alcaligenes hydrogenophilus | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_028999766.1 | Azohydromonas australica | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_014725822.1 | Burkholderia sp. KJ006 | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_011880080.1 | Burkholderia vietnamiensis | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_027476516.1 | Curvibacter gracilis | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_019574255.1 | Curvibacter lanceolatus | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_027457230.1 | Dechloromonas agitata | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_028309992.1 | Derxia gummosa | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_011830389.1 | Methylibium petroleiphilum | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_011801344.1 | Polaromonas naphthalenivorans | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_011153946.1 | Ralstonia eutropha | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_011466381.1 | Rhodoferax ferrireducens | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_014429792.1 | Rubrivivax gelatinosus | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_013124503.1 | Thiomonas intermedia | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_018904285.1 | Variovorax paradoxus | [NiFe] Group 2b | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_011767530.1 | Azoarcus sp. BH72 | [NiFe] Group 2b | Betaproteobacteria | Rhodocyclales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_015437371.1 | Azoarcus sp. KH32C | [NiFe] Group 2b | Betaproteobacteria | Rhodocyclales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_028993698.1 | Azonexus hydrophilus | [NiFe] Group 2b | Betaproteobacteria | Rhodocyclales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | [FeS] protein, hypothetical proteins |
| WP_026685912.1 | Azovibrio restrictus | [NiFe] Group 2b | Betaproteobacteria | Rhodocyclales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_018412518.1 | Methyloversatilis sp. NVD | [NiFe] Group 2b | Betaproteobacteria | Rhodocyclales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_020162849.1 | Methyloversatilis universalis | [NiFe] Group 2b | Betaproteobacteria | Rhodocyclales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_020745474.1 | Alteromonas macleodii | [NiFe] Group 2b | Gammaproteobacteria | Alteromonadales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_027856391.1 | Marinobacterium jannaschii | [NiFe] Group 2b | Gammaproteobacteria | Alteromonadales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_027854268.1 | Marinobacterium litorale | [NiFe] Group 2b | Gammaproteobacteria | Alteromonadales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_011629746.1 | Alkalilimnicola ehrlichii | [NiFe] Group 2b | Gammaproteobacteria | Chromatiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_020503142.1 | Lamprocystis purpurea | [NiFe] Group 2b | Gammaproteobacteria | Chromatiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_019642787.1 | Thioalkalivibrio sp. ALSr1 | [NiFe] Group 2b | Gammaproteobacteria | Chromatiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_007194465.1 | Thiocapsa marina | [NiFe] Group 2b | Gammaproteobacteria | Chromatiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| AAX40740.1 | Thiocapsa roseopersicina | [NiFe] Group 2b | Gammaproteobacteria | Chromatiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_007041639.1 | Thiorhodococcus drewsii | [NiFe] Group 2b | Gammaproteobacteria | Chromatiales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_028293252.1 | Oceanobacter kriegii | [NiFe] Group 2b | Gammaproteobacteria | Oceanospirillales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_028302096.1 | Oceanospirillum beijerinckii | [NiFe] Group 2b | Gammaproteobacteria | Oceanospirillales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_023105857.1 | Pseudomonas aeruginosa | [NiFe] Group 2b | Gammaproteobacteria | Pseudomonadales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_010563032.1 | Pseudomonas extremaustralis | [NiFe] Group 2b | Gammaproteobacteria | Pseudomonadales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_024762399.1 | Pseudomonas nitroreducens | [NiFe] Group 2b | Gammaproteobacteria | Pseudomonadales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_017845586.1 | Pseudomonas veronii | [NiFe] Group 2b | Gammaproteobacteria | Pseudomonadales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_020394871.1 | Thiothrix disciformis | [NiFe] Group 2b | Gammaproteobacteria | Thiotrichales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_002706876.1 | Thiothrix nivea | [NiFe] Group 2b | Gammaproteobacteria | Thiotrichales | Sensory | Tolerant | 4 | [NiFe]-centre, 3 x [4Fe4S] clusters | Histidine kinase, response regulator |
| WP_011383527.1 | Magnetospirillum magneticum | [NiFe] Group 2c | Alphaproteobacteria | Rhodospiralles | Sensory | Tolerant | 3 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | Diguanylate cyclase / phosphodiesterase |
| WP_022980127.1 | Ideonella sp. B508-1 | [NiFe] Group 2c | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 3 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | Diguanylate cyclase / phosphodiesterase |
| WP_012346378.1 | Leptothrix cholodnii | [NiFe] Group 2c | Betaproteobacteria | Burkholderiales | Sensory | Tolerant | 3 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | Diguanylate cyclase / phosphodiesterase |
| WP_011288617.1 | Dechloromonas aromatica | [NiFe] Group 2c | Betaproteobacteria | Rhodocyclales | Sensory | Tolerant | 3 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | Diguanylate cyclase / phosphodiesterase |
| WP_028315676.1 | Desulfatibacillum aliphaticivorans | [NiFe] Group 2c | Deltaproteobacteria | Desulfobacterales | Sensory | Tolerant | 3 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | Diguanylate cyclase / phosphodiesterase |
| WP_015947049.1 | Desulfatibacillum alkenivorans | [NiFe] Group 2c | Deltaproteobacteria | Desulfobacterales | Sensory | Tolerant | 3 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | Diguanylate cyclase / phosphodiesterase |
| WP_028584585.1 | Desulfobulbus mediterraneus | [NiFe] Group 2c | Deltaproteobacteria | Desulfobacterales | Sensory | Tolerant | 3 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | Diguanylate cyclase / phosphodiesterase |
| WP_015724478.1 | Desulfobulbus propionicus | [NiFe] Group 2c | Deltaproteobacteria | Desulfobacterales | Sensory | Tolerant | 3 | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster | Diguanylate cyclase / phosphodiesterase |