| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Variovorax sp. SCN45 | GFF1201 | | 4Fe-4S dicluster fused with DUF3470 | no data | 100 | 100 |
| o | Variovorax sp. OAS795 | ABID97_RS15355 | | ferredoxin FdxA | no data | 96 | 100 |
| o | Acidovorax sp. GW101-3H11 | Ac3H11_572 | | Ferredoxin | no data | 86 | 100 |
| o | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4288 | | 4Fe-4S ferredoxin, iron-sulfur binding | no data | 79 | 100 |
| o | Ralstonia solanacearum GMI1000 | RS_RS05545 | | ferredoxin family protein | no data | 79 | 100 |
| o | Ralstonia solanacearum PSI07 | RPSI07_RS18625 | | ferredoxin family protein | no data | 77 | 100 |
| o | Ralstonia sp. UNC404CL21Col | ABZR87_RS10390 | | ferredoxin FdxA | no data | 76 | 100 |
| o | Herbaspirillum seropedicae SmR1 | HSERO_RS08090 | | ferredoxin | no data | 72 | 100 |
| o | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS14735 | | ferredoxin family protein | no data | 75 | 100 |
| o | Ralstonia solanacearum UW163 | UW163_RS12205 | | ferredoxin family protein | no data | 75 | 100 |
| o | Cupriavidus basilensis FW507-4G11 | RR42_RS14215 | | ferredoxin | no data | 72 | 100 |
| o | Paraburkholderia sabiae LMG 24235 | QEN71_RS04440 | | ferredoxin family protein | no data | 70 | 100 |
| o | Paraburkholderia graminis OAS925 | ABIE53_003070 | | ferredoxin | no data | 70 | 100 |
| o | Burkholderia phytofirmans PsJN | BPHYT_RS14540 | | ferredoxin | no data | 70 | 100 |
| o | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_04329 | | ferredoxin | no data | 69 | 100 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF5818 | | 4Fe-4S ferredoxin, iron-sulfur binding | insig. | 68 | 100 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_3438 | | 4Fe-4S ferredoxin, iron-sulfur binding | insig. | 68 | 98 |
| o | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS00795 | | ferredoxin FdxA | no data | 63 | 100 |
| o | Rhodanobacter sp. FW510-T8 | OKGIIK_03865 | | ferredoxin | insig. | 65 | 100 |
| o | Pseudomonas fluorescens FW300-N2C3 | AO356_05880 | | ferredoxin | no data | 65 | 100 |
| o | Pseudomonas sp. BP01 | JOY50_RS23760 | fdxA | ferredoxin FdxA | no data | 64 | 100 |
| o | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_3036 | | 4Fe-4S ferredoxin, iron-sulfur binding | no data | 65 | 100 |
| o | Rhodanobacter denitrificans MT42 | LRK55_RS14810 | | ferredoxin family protein | strong | 64 | 100 |
| o | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS15095 | | ferredoxin family protein | strong | 64 | 100 |
| o | Pseudomonas orientalis W4I3 | QF045_RS08600 | | ferredoxin family protein | no data | 64 | 100 |
| o | Pseudomonas sp. S08-1 | OH686_18190 | | 4Fe-4S dicluster fused with DUF3470 | no data | 63 | 100 |
| o | Castellaniella sp019104865 MT123 | ABCV34_RS08450 | | ferredoxin FdxA | no data | 63 | 100 |
| o | Lysobacter sp. OAE881 | ABIE51_RS08005 | | ferredoxin FdxA | no data | 63 | 100 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS36365 | | ferredoxin family protein | insig. | 62 | 100 |
| o | Dechlorosoma suillum PS | Dsui_3216 | | ferredoxin | no data | 62 | 100 |
| o | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.3083.1 | | 4Fe-4S ferredoxin, iron-sulfur binding | no data | 64 | 100 |
| o | Pseudomonas putida KT2440 | PP_1625 | | Ferredoxin 1 | no data | 62 | 100 |
| o | Pseudomonas sp. RS175 | PFR28_00428 | | Ferredoxin 1 | no data | 63 | 100 |
| o | Pseudomonas syringae pv. syringae B728a | Psyr_1375 | | 4Fe-4S ferredoxin, iron-sulfur binding protein | no data | 62 | 100 |
| o | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_1375 | | 4Fe-4S ferredoxin, iron-sulfur binding protein | no data | 62 | 100 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS09510 | | 4Fe-4S ferredoxin | no data | 61 | 98 |
| o | Marinobacter adhaerens HP15 | HP15_1045 | | 4Fe-4S ferredoxin, iron-sulfur binding domain protein | no data | 60 | 100 |
| o | Pseudomonas sp. DMC3 | GFF2085 | | Ferredoxin 1 | no data | 61 | 100 |
| o | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS13525 | | ferredoxin family protein | strong | 61 | 100 |
| o | Pseudomonas aeruginosa PA14 | IKLFDK_18485 | | Ferredoxin 1 | no data | 61 | 100 |
| o | Methylophilus sp. DMC18 | GFF1014 | | Ferredoxin 1 | no data | 61 | 100 |
| o | Pseudomonas aeruginosa MRSN321 | DY961_RS14870 | | ferredoxin family protein | no data | 61 | 100 |
| o | Pseudomonas aeruginosa PUPa3 | DQ20_RS42255 | fdxA;go_function=electron | ferredoxin FdxA | no data | 61 | 100 |
| o | Kangiella aquimarina DSM 16071 | B158DRAFT_1528 | | Ferredoxin | no data | 61 | 100 |
| o | Pseudomonas sp. SVBP6 | COO64_RS19800 | fdxA | ferredoxin FdxA | no data | 61 | 100 |
| o | Pseudomonas stutzeri RCH2 | Psest_2876 | | Ferredoxin | no data | 61 | 100 |
| o | Pseudomonas lactucae CFBP13502 | GEMAOFIL_01322 | | Ferredoxin 1 | no data | 60 | 100 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS20515 | | ferredoxin FdxA | insig. | 57 | 99 |
| o | Pseudomonas fluorescens GW456-L13 | PfGW456L13_4673 | | 4Fe-4S ferredoxin, iron-sulfur binding | no data | 61 | 100 |
| o | Pseudomonas fluorescens SBW25 | PFLU_RS05760 | | ferredoxin family protein | no data | 60 | 100 |
| o | Pseudomonas fluorescens SBW25-INTG | PFLU_RS05760 | | ferredoxin family protein | no data | 60 | 100 |
| o | Pseudomonas simiae WCS417 | PS417_05675 | | ferredoxin | no data | 60 | 100 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_01050 | preA | ferredoxin | insig. | 60 | 100 |
| o | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_3116 | | 4Fe-4S ferredoxin, iron-sulfur binding | no data | 59 | 100 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS03330 | | ferredoxin family protein | insig. | 56 | 99 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS03625 | | ferredoxin family protein | insig. | 61 | 100 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_13640 | | molybdopterin oxidoreductase | insig. | 61 | 100 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS34670 | fdxA;go_function=electron | ferredoxin FdxA | insig. | 61 | 100 |
| o | Acinetobacter baumannii LAC-4 | RR41_RS10450 | | ferredoxin family protein | no data | 60 | 100 |
| o | Pseudomonas segetis P6 | ACVTMO_RS16955 | fdxA | ferredoxin FdxA | no data | 59 | 100 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS19880 | | ferredoxin family protein | insig. | 56 | 99 |
| | Ralstonia solanacearum UW163 | UW163_RS19295 | | ferredoxin family protein | insig. | 56 | 99 |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS17150 | | ferredoxin family protein | sig. | 58 | 100 |
| | Ralstonia solanacearum GMI1000 | RS_RS20975 | | ferredoxin family protein | no data | 56 | 99 |
| o | Acinetobacter radioresistens SK82 | MPMX26_01955 | | Ferredoxin 1 | no data | 59 | 100 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS05545 | | ferredoxin family protein | no data | 58 | 100 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS05790 | | ferredoxin family protein | no data | 58 | 100 |
| o | Pseudomonas fluorescens FW300-N2E3 | AO353_16620 | | ferredoxin | no data | 57 | 100 |
| o | Rhodospirillum rubrum S1H | Rru_A0077 | | 4Fe-4S ferredoxin, iron-sulfur binding (NCBI) | no data | 57 | 98 |
| o | Vibrio cholerae E7946 ATCC 55056 | CSW01_04155 | | ferredoxin family protein | insig. | 51 | 98 |
| o | Magnetospirillum magneticum AMB-1 | AMB_RS21850 | | ferredoxin family protein | no data | 53 | 98 |
| o | Rhizobium sp. OAE497 | ABIE40_RS18655 | | ferredoxin FdxA | no data | 56 | 95 |
| | Xanthobacter sp. DMC5 | GFF1639 | | Ferredoxin-2 | no data | 56 | 94 |
| | Xanthobacter sp. DMC5 | GFF654 | | Ferredoxin-2 | insig. | 53 | 98 |
| o | Rhodopseudomonas palustris CGA009 | TX73_002540 | | ferredoxin family protein | no data | 53 | 95 |
| o | Azospirillum brasilense Sp245 | AZOBR_RS00945 | | 4Fe-4S ferredoxin | no data | 52 | 99 |
| o | Sinorhizobium meliloti 1021 | SMc03875 | | ferredoxin protein | no data | 56 | 88 |
| o | Dinoroseobacter shibae DFL-12 | Dshi_0785 | | 4Fe-4S ferredoxin iron-sulfur binding domain protein (RefSeq) | no data | 53 | 95 |
| o | Azospirillum sp. SherDot2 | MPMX19_02321 | | Ferredoxin-2 | no data | 54 | 90 |
| o | Caulobacter crescentus NA1000 | CCNA_00691 | | ferredoxin | no data | 51 | 95 |
| o | Caulobacter crescentus NA1000 Δfur | CCNA_00691 | | ferredoxin | no data | 51 | 95 |
| o | Sphingomonas koreensis DSMZ 15582 | Ga0059261_1935 | | Ferredoxin | no data | 51 | 94 |
| | Xanthobacter sp. DMC5 | GFF3976 | | Ferredoxin-2 | insig. | 52 | 95 |
| o | Agrobacterium fabrum C58 | Atu2751 | | ferredoxin | no data | 55 | 88 |
| o | Bosea sp. OAE506 | ABIE41_RS05320 | | ferredoxin FdxA | no data | 51 | 95 |
| o | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS15515 | | ferredoxin family protein | no data | 51 | 94 |
| o | Phaeobacter inhibens DSM 17395 | PGA1_c07530 | | ferredoxin FdxA | no data | 50 | 95 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS34215 | | ferredoxin | insig. | 44 | 99 |
| o | Sphingobium sp. HT1-2 | GFF2486 | | 4Fe-4S dicluster fused with DUF3470 | no data | 46 | 100 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS20480 | | ferredoxin | insig. | 47 | 94 |
| | Variovorax sp. OAS795 | ABID97_RS01355 | | 4Fe-4S dicluster domain-containing protein | insig. | 48 | 86 |
| | Agrobacterium fabrum C58 | Atu4582 | | ferredoxin | insig. | 40 | 100 |
| | Mycobacterium tuberculosis H37Rv | Rv1177 | | Probable ferredoxin FdxC | no data | 45 | 69 |
| | Variovorax sp. SCN45 | GFF2699 | | 4Fe-4S ferredoxin, iron-sulfur binding | insig. | 48 | 72 |
| | Mycobacterium tuberculosis H37Rv | Rv2007c | | Ferredoxin FdxA | insig. | 47 | 69 |
| | Bifidobacterium breve UCC2003 | BBR_RS19055 | | ferredoxin family protein | sig. | 50 | 57 |
| | Mycobacterium tuberculosis H37Rv | Rv0886 | | Probable NADPH:adrenodoxin oxidoreductase FprB (adrenodoxin reductase) (AR) (ferredoxin-NADP(+) reductase) | sig. | 36 | 87 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS00630 | | benzoyl-CoA 2,3-epoxidase subunit BoxA | insig. | 43 | 45 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS12840 | | EFR1 family ferrodoxin | insig. | 33 | 71 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS05375 | | benzoyl-CoA 2,3-epoxidase subunit BoxA | insig. | 41 | 45 |
| | Escherichia coli ECOR38 | HEPCGN_21070 | hyfA | hydrogenase 4 subunit HyfA | insig. | 29 | 76 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS13445 | | 4Fe-4S dicluster domain-containing protein | cofit | 41 | 46 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT2414 | | ferredoxin (NCBI ptt file) | no data | 42 | 54 |
| | Azospirillum brasilense Sp245 | AZOBR_RS30870 | | (Fe-S)-binding protein | insig. | 34 | 77 |
| | Escherichia coli ECOR27 | NOLOHH_13560 | hyfA | hydrogenase 4 subunit HyfA | insig. | 29 | 76 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_01248 | | Hydrogenase-4 component A | insig. | 29 | 76 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS18970 | | 4Fe-4S binding protein | no data | 42 | 54 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_0814 | | ferredoxin-like protein | no data | 42 | 46 |
| | Escherichia coli ECRC100 | OKFHMN_21900 | hyfA | hydrogenase 4 subunit HyfA | sig. | 33 | 66 |
| | Escherichia coli ECRC101 | MCAODC_12430 | hyfA | hydrogenase 4 subunit HyfA | insig. | 33 | 66 |
| | Escherichia coli ECRC102 | NIAGMN_19670 | hyfA | hydrogenase 4 subunit HyfA | insig. | 33 | 66 |
| | Escherichia coli ECRC98 | JDDGAC_25845 | hyfA | hydrogenase 4 subunit HyfA | insig. | 33 | 66 |
| | Escherichia coli ECRC99 | KEDOAH_06320 | hyfA | hydrogenase 4 subunit HyfA | no data | 33 | 66 |
| | Marinobacter adhaerens HP15 | HP15_4119 | | 4Fe-4S ferredoxin, iron-sulfur binding domain protein | insig. | 41 | 46 |
| | Ralstonia solanacearum GMI1000 | RS_RS11910 | | 4Fe-4S dicluster domain-containing protein | insig. | 43 | 46 |
| | Escherichia coli BW25113 | b2481 | hyfA | hydrogenase 4 Fe-S subunit (VIMSS) | insig. | 32 | 66 |
| | Escherichia coli ECRC62 | BNILDI_12370 | hyfA | hydrogenase 4 subunit HyfA | insig. | 29 | 76 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS13010 | | 4Fe-4S dicluster domain-containing protein | insig. | 43 | 46 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS16215 | | formate dehydrogenase FDH3 subunit beta | insig. | 43 | 46 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS04360 | | formate dehydrogenase | insig. | 43 | 46 |
| | Ralstonia solanacearum UW163 | UW163_RS09310 | | formate dehydrogenase | insig. | 43 | 46 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_03006 | | 4Fe-4S binding domain protein | no data | 42 | 54 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c27640 | | formate dehydrogenase iron-sulfur subunit | insig. | 41 | 46 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS08180 | | RnfABCDGE type electron transport complex subunit B | insig. | 40 | 61 |
| | Shewanella oneidensis MR-1 | SO4514 | fdhB-2 | formate dehydrogenase, iron-sulfur subunit (NCBI ptt file) | insig. | 39 | 46 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS16595 | | 4Fe-4S dicluster domain-containing protein | cofit | 33 | 54 |
| | Bosea sp. OAE506 | ABIE41_RS23360 | | formate dehydrogenase FDH3 subunit beta | sig. | 43 | 46 |
| | Dinoroseobacter shibae DFL-12 | Dshi_0505 | | 4Fe-4S ferredoxin iron-sulfur binding domain protein (RefSeq) | insig. | 43 | 46 |
| | Azospirillum brasilense Sp245 | AZOBR_RS18730 | | formate dehydrogenase | insig. | 41 | 46 |
| | Serratia liquefaciens MT49 | IAI46_15705 | | 4Fe-4S dicluster domain-containing protein | insig. | 40 | 47 |
| | Escherichia coli BL21 | ECD_02373 | | hydrogenase 4, 4Fe-4S subunit | insig. | 28 | 76 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS15975 | | formate dehydrogenase | insig. | 43 | 46 |
| | Shewanella amazonensis SB2B | Sama_3608 | | formate dehydrogenase, iron-sulfur subunit (RefSeq) | insig. | 39 | 46 |
| | Azospirillum sp. SherDot2 | MPMX19_00549 | | Formate dehydrogenase iron-sulfur subunit | insig. | 40 | 48 |
| | Variovorax sp. SCN45 | GFF3406 | | Benzoyl-CoA oxygenase component A | strong | 36 | 51 |
| | Azospirillum brasilense Sp245 | AZOBR_RS05255 | | formate dehydrogenase | sig. | 41 | 46 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF1192 | | Formate dehydrogenase-O, iron-sulfur subunit (EC 1.2.1.2); Putative formate dehydrogenase iron-sulfur subunit (EC 1.2.1.2) | insig. | 41 | 46 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS07500 | | benzoyl-CoA oxygenase | insig. | 39 | 45 |
| | Rhodospirillum rubrum S1H | Rru_A3326 | | 4Fe-4S ferredoxin, iron-sulfur binding (NCBI) | no data | 34 | 66 |
| | Azospirillum sp. SherDot2 | MPMX19_05665 | | Formate dehydrogenase iron-sulfur subunit | insig. | 41 | 46 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_3802 | | Formate dehydrogenase-O, iron-sulfur subunit (EC 1.2.1.2); Putative formate dehydrogenase iron-sulfur subunit (EC 1.2.1.2) | sig. | 41 | 46 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_00375 | | benzoyl-CoA oxygenase, component A | insig. | 41 | 45 |
| | Paraburkholderia graminis OAS925 | ABIE53_002877 | | benzoyl-CoA 2,3-dioxygenase component A | strong | 41 | 45 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS03775 | | 4Fe-4S binding protein | no data | 41 | 54 |
| | Shewanella sp. ANA-3 | Shewana3_3917 | | 4Fe-4S ferredoxin iron-sulfur binding domain-containing protein (RefSeq) | cofit | 39 | 46 |
| | Shewanella oneidensis MR-1 | SO4510 | fdhB-1 | formate dehydrogenase, iron-sulfur subunit (NCBI ptt file) | cofit | 39 | 46 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS35120 | | benzoyl-CoA oxygenase | insig. | 36 | 51 |
| | Methanococcus maripaludis JJ | MMJJ_RS00065 | | 4Fe-4S dicluster domain-containing protein | strong | 28 | 89 |
| | Klebsiella michiganensis M5al | BWI76_RS22315 | | formate hydrogenlyase complex iron-sulfur subunit | sig. | 46 | 43 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS05590 | | cytochrome c oxidase accessory protein CcoG | insig. | 38 | 55 |
| | Methanococcus maripaludis JJ | MMJJ_RS06630 | | 4Fe-4S dicluster domain-containing protein | strong | 38 | 44 |
| | Shewanella sp. ANA-3 | Shewana3_3921 | | 4Fe-4S ferredoxin iron-sulfur binding domain-containing protein (RefSeq) | cofit | 37 | 46 |
| | Escherichia coli BL21 | ECD_02872 | | hydrogenase 2 4Fe-4S ferredoxin-type component | insig. | 33 | 45 |
| | Escherichia fergusonii Becca | EFB2_00811 | | Formate dehydrogenase, nitrate-inducible, iron-sulfur subunit | cofit | 33 | 45 |
| | Escherichia coli ECOR27 | NOLOHH_10785 | hybA | hydrogenase 2 operon protein HybA | insig. | 33 | 45 |
| | Escherichia coli ECOR38 | HEPCGN_17870 | hybA | hydrogenase 2 operon protein HybA | insig. | 33 | 45 |
| | Escherichia coli ECRC100 | OKFHMN_19010 | hybA | hydrogenase 2 operon protein HybA | insig. | 33 | 45 |
| | Escherichia coli ECRC101 | MCAODC_09525 | hybA | hydrogenase 2 operon protein HybA | insig. | 33 | 45 |
| | Escherichia coli ECRC102 | NIAGMN_16775 | hybA | hydrogenase 2 operon protein HybA | insig. | 33 | 45 |
| | Escherichia coli ECRC62 | BNILDI_00730 | hybA | hydrogenase 2 operon protein HybA | insig. | 33 | 45 |
| | Escherichia coli ECRC98 | JDDGAC_22645 | hybA | hydrogenase 2 operon protein HybA | insig. | 33 | 45 |
| | Escherichia coli ECRC99 | KEDOAH_09135 | hybA | hydrogenase 2 operon protein HybA | no data | 33 | 45 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_00703 | | Formate dehydrogenase, nitrate-inducible, iron-sulfur subunit | insig. | 33 | 45 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS17260 | | hydrogenase 2 operon protein HybA | insig. | 33 | 45 |
| | Escherichia coli BW25113 | b2996 | hybA | hydrogenase 2 4Fe-4S ferredoxin-type component (NCBI) | sig. | 33 | 45 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF3107 | | Fe-S-cluster-containing hydrogenase components 1 | insig. | 33 | 45 |
| | Azospirillum sp. SherDot2 | MPMX19_05986 | | hypothetical protein | insig. | 32 | 66 |
| | Variovorax sp. OAS795 | ABID97_RS07570 | | formate dehydrogenase FDH3 subunit beta | insig. | 41 | 46 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS00775 | | 4Fe-4S binding protein | no data | 41 | 51 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS00790 | | 4Fe-4S binding protein | no data | 41 | 51 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS01010 | | 4Fe-4S binding protein | no data | 41 | 51 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_07590 | | formate dehydrogenase iron-sulfur subunit | insig. | 38 | 48 |
| | Dickeya dianthicola ME23 | DZA65_RS14900 | | hydrogenase 2 operon protein HybA | insig. | 29 | 69 |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS08205 | | RnfABCDGE type electron transport complex subunit B | insig. | 28 | 99 |
| | Variovorax sp. OAS795 | ABID97_RS03125 | | benzoyl-CoA 2,3-epoxidase subunit BoxA | strong | 36 | 51 |
| | Acinetobacter baumannii LAC-4 | RR41_RS09050 | | RnfABCDGE type electron transport complex subunit B | insig. | 41 | 60 |
| | Escherichia coli ECRC100 | OKFHMN_27315 | | Uncharacterized ferredoxin-like protein YdhX | cofit | 31 | 50 |
| | Escherichia coli ECRC102 | NIAGMN_00750 | | Uncharacterized ferredoxin-like protein YdhX | insig. | 31 | 50 |
| | Escherichia coli ECRC98 | JDDGAC_01890 | | Uncharacterized ferredoxin-like protein YdhX | insig. | 31 | 50 |
| | Escherichia coli ECRC99 | KEDOAH_00795 | | Uncharacterized ferredoxin-like protein YdhX | no data | 31 | 50 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS13335 | | benzoyl-CoA oxygenase | no data | 41 | 45 |
| | Shewanella loihica PV-4 | Shew_0064 | | 4Fe-4S ferredoxin iron-sulfur binding domain-containing protein (RefSeq) | insig. | 37 | 46 |
| | Shewanella amazonensis SB2B | Sama_3612 | | formate dehydrogenase, iron-sulfur subunit (RefSeq) | strong | 37 | 46 |
| | Methanococcus maripaludis S2 | MMP_RS07725 | | 4Fe-4S dicluster domain-containing protein | strong | 35 | 44 |
| | Dickeya dadantii 3937 | DDA3937_RS07475 | | 4Fe-4S dicluster domain-containing protein | insig. | 35 | 50 |
| | Escherichia coli BL21 | ECD_01640 | | putative 4Fe-4S ferridoxin-type protein; FNR, Nar, NarP-regulated protein; putative subunit of YdhYVWXUT oxidoreductase complex | no data | 31 | 50 |
| | Escherichia fergusonii Becca | EFB2_02321 | | putative ferredoxin-like protein YdhX | insig. | 31 | 50 |
| | Escherichia coli ECOR27 | NOLOHH_17835 | | Ferredoxin | insig. | 31 | 50 |
| | Escherichia coli ECRC101 | MCAODC_18095 | | Putative oxidoreductase Fe-S subunit | sig. | 31 | 50 |
| | Escherichia coli ECRC62 | BNILDI_16625 | | Ferredoxin | cofit | 31 | 50 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS09350 | | 4Fe-4S dicluster domain-containing protein | no data | 31 | 50 |
| | Escherichia coli BW25113 | b1671 | ydhX | predicted 4Fe-4S ferridoxin-type protein (RefSeq) | sig. | 31 | 50 |
| | Cellulophaga baltica 18 | M666_RS14265 | | 4Fe-4S dicluster domain-containing protein | insig. | 30 | 58 |
| | Shewanella loihica PV-4 | Shew_0060 | | 4Fe-4S ferredoxin iron-sulfur binding domain-containing protein (RefSeq) | cofit | 37 | 46 |
| | Methylophilus sp. DMC18 | GFF1729 | | Ion-translocating oxidoreductase complex subunit B | insig. | 35 | 64 |
| | Dickeya dadantii 3937 | DDA3937_RS14250 | | hydrogenase 2 operon protein HybA | insig. | 28 | 69 |
| | Methanococcus maripaludis S2 | MMP_RS07720 | | 4Fe-4S binding protein | strong | 38 | 43 |
| | Methanococcus maripaludis JJ | MMJJ_RS06615 | | pyruvate synthase subunit PorD | no data | 38 | 50 |
| | Escherichia fergusonii Becca | EFB2_04517 | | putative ferredoxin-like protein YdhX | insig. | 37 | 46 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS23565 | | cytochrome c nitrite reductase Fe-S protein | insig. | 37 | 46 |
| | Pectobacterium carotovorum WPP14 | HER17_RS09005 | | cytochrome c nitrite reductase Fe-S protein | insig. | 37 | 46 |
| | Escherichia coli ECOR38 | HEPCGN_05700 | | Thiosulfate reductase electron transport protein PhsB | insig. | 31 | 50 |
| | Dickeya dianthicola 67-19 | HGI48_RS14225 | | hydrogenase 2 operon protein HybA | insig. | 28 | 69 |
| | Methanococcus maripaludis S2 | MMP_RS07740 | | 4Fe-4S binding protein | no data | 38 | 50 |
| | Methanococcus maripaludis JJ | MMJJ_RS06635 | | 4Fe-4S binding protein | strong | 38 | 43 |
| | Shewanella loihica PV-4 | Shew_0244 | | 4Fe-4S ferredoxin iron-sulfur binding domain-containing protein (RefSeq) | insig. | 37 | 55 |
| | Escherichia coli BL21 | ECD_03944 | | formate-dependent nitrite reductase, 4Fe4S subunit | insig. | 37 | 46 |
| | Escherichia coli ECOR27 | NOLOHH_05060 | nrfC | cytochrome c nitrite reductase Fe-S protein | insig. | 37 | 46 |
| | Escherichia coli ECRC100 | OKFHMN_12810 | nrfC | cytochrome c nitrite reductase Fe-S protein | insig. | 37 | 46 |
| | Escherichia coli ECRC101 | MCAODC_03320 | nrfC | cytochrome c nitrite reductase Fe-S protein | insig. | 37 | 46 |
| | Escherichia coli ECRC102 | NIAGMN_10655 | nrfC | cytochrome c nitrite reductase Fe-S protein | cofit | 37 | 46 |
| | Escherichia coli ECRC62 | BNILDI_06465 | nrfC | cytochrome c nitrite reductase Fe-S protein | insig. | 37 | 46 |
| | Escherichia coli ECRC98 | JDDGAC_16445 | nrfC | cytochrome c nitrite reductase Fe-S protein | insig. | 37 | 46 |
| | Escherichia coli ECRC99 | KEDOAH_15340 | nrfC | cytochrome c nitrite reductase Fe-S protein | no data | 37 | 46 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_03968 | | putative ferredoxin-like protein YdhX | insig. | 37 | 46 |
| | Escherichia coli BW25113 | b4072 | nrfC | formate-dependent nitrite reductase, 4Fe4S subunit (NCBI) | insig. | 37 | 46 |
| | Dechlorosoma suillum PS | Dsui_2508 | | Fe-S-cluster-containing hydrogenase subunit | cofit | 32 | 51 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF4713 | | Formate hydrogenlyase complex 3 iron-sulfur protein; Formate hydrogenlyase subunit 6; Ni,Fe-hydrogenase III medium subunit | insig. | 42 | 39 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF1455 | | NrfC protein | cofit | 37 | 46 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_3083 | | Benzoyl-CoA oxygenase component A | strong | 36 | 51 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_04680 | | Electron transporter RnfB | insig. | 34 | 59 |
| | Shewanella sp. ANA-3 | Shewana3_0493 | | 4Fe-4S ferredoxin iron-sulfur binding domain-containing protein (RefSeq) | insig. | 29 | 70 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_02985 | | formate hydrogenlyase complex iron-sulfur subunit | no data | 46 | 43 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS18825 | | formate hydrogenlyase complex iron-sulfur subunit | insig. | 46 | 43 |
| | Methanococcus maripaludis JJ | MMJJ_RS05645 | | 4Fe-4S binding protein | sig. | 41 | 61 |
| | Methanococcus maripaludis S2 | MMP_RS08720 | | 4Fe-4S binding protein | strong | 41 | 61 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS14755 | | 4Fe-4S binding protein | insig. | 41 | 42 |
| | Methanococcus maripaludis JJ | MMJJ_RS06825 | | 4Fe-4S binding protein | sig. | 39 | 52 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS02350 | | [Fe-Fe] hydrogenase large subunit C-terminal domain-containing protein | insig. | 35 | 50 |
| | Acinetobacter radioresistens SK82 | MPMX26_02305 | | Ion-translocating oxidoreductase complex subunit B | insig. | 41 | 56 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS01845 | | RnfABCDGE type electron transport complex subunit B | sig. | 34 | 59 |
| | Dickeya dianthicola 67-19 | HGI48_RS07350 | | 4Fe-4S binding protein | insig. | 33 | 50 |
| | Dickeya dianthicola ME23 | DZA65_RS07860 | | 4Fe-4S dicluster domain-containing protein | insig. | 33 | 50 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS08345 | | 4Fe-4S dicluster domain-containing protein | cofit | 29 | 58 |