| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Methanococcus maripaludis S2 | MMP_RS04290 | | 4Fe-4S binding protein | sig. | 100 | 100 |
| o | Methanococcus maripaludis JJ | MMJJ_RS00860 | | 4Fe-4S binding protein | insig. | 97 | 100 |
| | Methanococcus maripaludis JJ | MMJJ_RS05645 | | 4Fe-4S binding protein | sig. | 57 | 100 |
| | Methanococcus maripaludis S2 | MMP_RS08720 | | 4Fe-4S binding protein | strong | 57 | 100 |
| | Methanococcus maripaludis S2 | MMP_RS08345 | | 4Fe-4S binding protein | strong | 28 | 92 |
| | Methanococcus maripaludis JJ | MMJJ_RS06025 | | 4Fe-4S binding protein | strong | 28 | 92 |
| | Methanococcus maripaludis S2 | MMP_RS08345 | | 4Fe-4S binding protein | strong | 30 | 95 |
| | Methanococcus maripaludis JJ | MMJJ_RS06025 | | 4Fe-4S binding protein | strong | 29 | 95 |
| | Methanococcus maripaludis S2 | MMP_RS08345 | | 4Fe-4S binding protein | strong | 30 | 62 |
| | Methanococcus maripaludis JJ | MMJJ_RS06025 | | 4Fe-4S binding protein | strong | 31 | 62 |
| | Methanococcus maripaludis JJ | MMJJ_RS07945 | | 4Fe-4S binding protein | strong | 28 | 76 |
| | Methanococcus maripaludis S2 | MMP_RS06405 | | 4Fe-4S binding protein | no data | 28 | 85 |
| | Methanococcus maripaludis S2 | MMP_RS06405 | | 4Fe-4S binding protein | no data | 28 | 68 |
| | Methanococcus maripaludis JJ | MMJJ_RS07945 | | 4Fe-4S binding protein | strong | 28 | 68 |
| | Methanococcus maripaludis S2 | MMP_RS07525 | | 4Fe-4S binding protein | strong | 31 | 61 |
| | Methanococcus maripaludis JJ | MMJJ_RS06835 | | 4Fe-4S binding protein | strong | 30 | 61 |
| | Methanococcus maripaludis S2 | MMP_RS06405 | | 4Fe-4S binding protein | no data | 26 | 75 |
| | Methanococcus maripaludis JJ | MMJJ_RS06835 | | 4Fe-4S binding protein | strong | 29 | 68 |
| | Methanococcus maripaludis S2 | MMP_RS07525 | | 4Fe-4S binding protein | strong | 29 | 68 |
| | Methanococcus maripaludis JJ | MMJJ_RS06825 | | 4Fe-4S binding protein | sig. | 28 | 52 |
| | Methanococcus maripaludis JJ | MMJJ_RS07945 | | 4Fe-4S binding protein | strong | 27 | 61 |
| | Methanococcus maripaludis S2 | MMP_RS06405 | | 4Fe-4S binding protein | no data | 27 | 61 |
| | Methanococcus maripaludis S2 | MMP_RS07525 | | 4Fe-4S binding protein | strong | 27 | 49 |
| | Methanococcus maripaludis S2 | MMP_RS07535 | | 4Fe-4S binding protein | strong | 28 | 55 |
| | Methanococcus maripaludis JJ | MMJJ_RS06835 | | 4Fe-4S binding protein | strong | 26 | 49 |
| | Methanococcus maripaludis S2 | MMP_RS00620 | | 4Fe-4S binding protein | strong | 29 | 52 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS15125 | | Fe-S cluster domain-containing protein | no data | 35 | 31 |
| | Methanococcus maripaludis JJ | MMJJ_RS04865 | | 4Fe-4S binding protein | cofit | 29 | 52 |
| | Methanococcus maripaludis S2 | MMP_RS07525 | | 4Fe-4S binding protein | strong | 29 | 44 |
| | Methanococcus maripaludis S2 | MMP_RS07535 | | 4Fe-4S binding protein | strong | 28 | 46 |
| | Methanococcus maripaludis JJ | MMJJ_RS06825 | | 4Fe-4S binding protein | sig. | 28 | 46 |
| | Methanococcus maripaludis JJ | MMJJ_RS06835 | | 4Fe-4S binding protein | strong | 29 | 44 |
| | Methanococcus maripaludis JJ | MMJJ_RS04865 | | 4Fe-4S binding protein | cofit | 31 | 53 |
| | Methanococcus maripaludis S2 | MMP_RS07535 | | 4Fe-4S binding protein | strong | 25 | 48 |
| | Methanococcus maripaludis JJ | MMJJ_RS04865 | | 4Fe-4S binding protein | cofit | 32 | 48 |
| | Methanococcus maripaludis JJ | MMJJ_RS06825 | | 4Fe-4S binding protein | sig. | 27 | 48 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT0617 | | Na+-transporting NADH:ubiquinone oxidoreductase, Electron transport complex protein rnfB (NCBI ptt file) | strong | 36 | 36 |
| | Methanococcus maripaludis S2 | MMP_RS00620 | | 4Fe-4S binding protein | strong | 33 | 47 |
| | Methanococcus maripaludis S2 | MMP_RS07525 | | 4Fe-4S binding protein | strong | 25 | 53 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_02236 | | electron transport complex, RnfABCDGE type, B subunit | strong | 35 | 34 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS06345 | | Fe-S cluster domain-containing protein | strong | 30 | 30 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_17570 | | ferredoxin-type protein NapF | insig. | 28 | 35 |
| | Methanococcus maripaludis S2 | MMP_RS08720 | | 4Fe-4S binding protein | strong | 32 | 28 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS20105 | | Fe-S cluster domain-containing protein | strong | 30 | 30 |
| | Methanococcus maripaludis S2 | MMP_RS00620 | | 4Fe-4S binding protein | strong | 31 | 48 |
| | Methanococcus maripaludis S2 | MMP_RS00620 | | 4Fe-4S binding protein | strong | 29 | 52 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT0617 | | Na+-transporting NADH:ubiquinone oxidoreductase, Electron transport complex protein rnfB (NCBI ptt file) | strong | 31 | 33 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS15450 | | Fe-S cluster domain-containing protein | insig. | 35 | 28 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_02236 | | electron transport complex, RnfABCDGE type, B subunit | strong | 32 | 29 |
| | Methanococcus maripaludis JJ | MMJJ_RS05645 | | 4Fe-4S binding protein | sig. | 31 | 28 |
| | Methanococcus maripaludis S2 | MMP_RS07530 | | 4Fe-4S binding protein | strong | 29 | 29 |
| | Methanococcus maripaludis JJ | MMJJ_RS06835 | | 4Fe-4S binding protein | strong | 32 | 36 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS15125 | | Fe-S cluster domain-containing protein | no data | 35 | 34 |
| | Dinoroseobacter shibae DFL-12 | Dshi_3167 | | ferredoxin-type protein NapF (RefSeq) | insig. | 28 | 34 |
| | Methanococcus maripaludis JJ | MMJJ_RS06835 | | 4Fe-4S binding protein | strong | 24 | 53 |
| | Methanococcus maripaludis JJ | MMJJ_RS06830 | | 4Fe-4S binding protein | sig. | 29 | 29 |
| | Methanococcus maripaludis JJ | MMJJ_RS06830 | | 4Fe-4S binding protein | sig. | 31 | 34 |
| | Dinoroseobacter shibae DFL-12 | Dshi_3167 | | ferredoxin-type protein NapF (RefSeq) | insig. | 27 | 36 |
| | Dechlorosoma suillum PS | Dsui_1178 | | ferredoxin-type protein NapF | no data | 28 | 31 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS18970 | | 4Fe-4S binding protein | no data | 50 | 13 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS15995 | | 4Fe-4S ferredoxin | insig. | 28 | 46 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT2414 | | ferredoxin (NCBI ptt file) | no data | 38 | 19 |
| | Methanococcus maripaludis JJ | MMJJ_RS07350 | | 4Fe-4S binding protein | strong | 54 | 12 |
| | Methanococcus maripaludis S2 | MMP_RS07005 | | 4Fe-4S binding protein | sig. | 54 | 12 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS04220 | | glycyl-radical enzyme activating protein | insig. | 41 | 15 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_00767 | | 4Fe-4S binding domain protein | insig. | 26 | 69 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT0617 | | Na+-transporting NADH:ubiquinone oxidoreductase, Electron transport complex protein rnfB (NCBI ptt file) | strong | 27 | 38 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS12510 | | glycyl-radical enzyme activating protein | strong | 38 | 15 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS08780 | | 4Fe-4S binding protein | strong | 25 | 71 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS01900 | | 4Fe-4S dicluster domain-containing protein | strong | 33 | 21 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS02610 | | 4Fe-4S dicluster domain-containing protein | strong | 33 | 21 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_02236 | | electron transport complex, RnfABCDGE type, B subunit | strong | 27 | 38 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS03775 | | 4Fe-4S binding protein | no data | 48 | 13 |
| | Methanococcus maripaludis S2 | MMP_RS07530 | | 4Fe-4S binding protein | strong | 28 | 36 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS08780 | | 4Fe-4S binding protein | strong | 27 | 37 |
| | Rahnella sp. WP5 | EX31_RS18480 | | ferredoxin-type protein NapF | insig. | 31 | 33 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS00775 | | 4Fe-4S binding protein | no data | 46 | 13 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS00790 | | 4Fe-4S binding protein | no data | 46 | 13 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS01010 | | 4Fe-4S binding protein | no data | 46 | 13 |
| | Shewanella amazonensis SB2B | Sama_2225 | | ferredoxin-type protein NapF (RefSeq) | insig. | 28 | 33 |
| | Methanococcus maripaludis JJ | MMJJ_RS06830 | | 4Fe-4S binding protein | sig. | 28 | 37 |
| | Agrobacterium fabrum C58 | Atu4406 | | periplasmic nitrate reductase, ferredoxin-like protein | insig. | 26 | 33 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS15450 | | Fe-S cluster domain-containing protein | insig. | 30 | 37 |
| | Methanococcus maripaludis S2 | MMP_RS07530 | | 4Fe-4S binding protein | strong | 32 | 28 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS06345 | | Fe-S cluster domain-containing protein | strong | 30 | 31 |
| | Dechlorosoma suillum PS | Dsui_1178 | | ferredoxin-type protein NapF | no data | 29 | 30 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_2469 | | 4Fe-4S ferredoxin iron-sulfur binding domain protein (RefSeq) | insig. | 34 | 21 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0197 | | 4Fe-4S ferredoxin iron-sulfur binding domain protein (RefSeq) | insig. | 40 | 20 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS20105 | | Fe-S cluster domain-containing protein | strong | 30 | 31 |
| | Shewanella sp. ANA-3 | Shewana3_3431 | napG | quinol dehydrogenase periplasmic component (RefSeq) | cofit | 28 | 33 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS15125 | | Fe-S cluster domain-containing protein | no data | 26 | 38 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS07530 | | glycyl-radical enzyme activating protein | insig. | 34 | 16 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_02236 | | electron transport complex, RnfABCDGE type, B subunit | strong | 30 | 31 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT0617 | | Na+-transporting NADH:ubiquinone oxidoreductase, Electron transport complex protein rnfB (NCBI ptt file) | strong | 30 | 31 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS15605 | | 4Fe-4S binding protein | insig. | 28 | 30 |
| | Agrobacterium fabrum C58 | Atu4406 | | periplasmic nitrate reductase, ferredoxin-like protein | insig. | 28 | 37 |
| | Dinoroseobacter shibae DFL-12 | Dshi_3167 | | ferredoxin-type protein NapF (RefSeq) | insig. | 27 | 36 |
| | Sinorhizobium meliloti 1021 | SMa1240 | | NapF ferredoxin component of periplasmic nitrate reductase | insig. | 26 | 33 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT2414 | | ferredoxin (NCBI ptt file) | no data | 34 | 18 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU0686 | | iron-sulfur cluster-binding protein (TIGR) | insig. | 25 | 30 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS15450 | | Fe-S cluster domain-containing protein | insig. | 30 | 34 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_03006 | | 4Fe-4S binding domain protein | no data | 46 | 13 |
| | Methanococcus maripaludis S2 | MMP_RS07725 | | 4Fe-4S dicluster domain-containing protein | strong | 33 | 21 |
| | Methanococcus maripaludis JJ | MMJJ_RS06630 | | 4Fe-4S dicluster domain-containing protein | strong | 33 | 21 |
| | Methanococcus maripaludis JJ | MMJJ_RS06830 | | 4Fe-4S binding protein | sig. | 31 | 28 |
| | Lysobacter sp. OAE881 | ABIE51_RS17025 | | ferredoxin-type protein NapF | no data | 29 | 33 |
| | Shewanella oneidensis MR-1 | SO0847 | napG | iron-sulfur cluster-binding protein NapG (NCBI ptt file) | insig. | 28 | 33 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_17570 | | ferredoxin-type protein NapF | insig. | 24 | 32 |
| | Rhodospirillum rubrum S1H | Rru_A0323 | | 4Fe-4S ferredoxin, iron-sulfur binding (NCBI) | insig. | 26 | 37 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS10710 | | monomeric [FeFe] hydrogenase | insig. | 34 | 29 |
| | Shewanella loihica PV-4 | Shew_1432 | | ferredoxin-type protein NapF (RefSeq) | insig. | 22 | 34 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS02350 | | [Fe-Fe] hydrogenase large subunit C-terminal domain-containing protein | insig. | 45 | 12 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU2797 | | NADH:quinone oxidoreductase subunit RnfB (Shelley Haveman) | strong | 31 | 31 |
| | Azospirillum brasilense Sp245 | AZOBR_RS23115 | | ferredoxin | insig. | 33 | 30 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT1834 | | putative hydrogenase (NCBI ptt file) | strong | 32 | 34 |
| | Lysobacter sp. OAE881 | ABIE51_RS17025 | | ferredoxin-type protein NapF | no data | 30 | 34 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT1834 | | putative hydrogenase (NCBI ptt file) | strong | 32 | 21 |
| | Dickeya dianthicola 67-19 | HGI48_RS07285 | | 4Fe-4S dicluster domain-containing protein | insig. | 28 | 38 |
| | Sinorhizobium meliloti 1021 | SMa1240 | | NapF ferredoxin component of periplasmic nitrate reductase | insig. | 24 | 35 |
| | Escherichia coli BL21 | ECD_01598 | | SoxR iron-sulfur cluster reduction factor component; putative iron-sulfur protein | no data | 38 | 18 |
| | Escherichia fergusonii Becca | EFB2_02364 | | Ion-translocating oxidoreductase complex subunit B | strong | 38 | 18 |
| | Escherichia coli ECOR27 | NOLOHH_18070 | rsxB | electron transport complex subunit RsxB | insig. | 38 | 18 |
| | Escherichia coli ECOR38 | HEPCGN_05935 | rsxB | electron transport complex subunit RsxB | cofit | 38 | 18 |
| | Escherichia coli ECRC100 | OKFHMN_27550 | rsxB | electron transport complex subunit RsxB | cofit | 38 | 18 |
| | Escherichia coli ECRC101 | MCAODC_17860 | rsxB | electron transport complex subunit RsxB | cofit | 38 | 18 |
| | Escherichia coli ECRC102 | NIAGMN_00515 | rsxB | electron transport complex subunit RsxB | no data | 38 | 18 |
| | Escherichia coli ECRC62 | BNILDI_16860 | rsxB | electron transport complex subunit RsxB | insig. | 38 | 18 |
| | Escherichia coli ECRC98 | JDDGAC_02140 | rsxB | electron transport complex subunit RsxB | insig. | 38 | 18 |
| | Escherichia coli ECRC99 | KEDOAH_00555 | rsxB | electron transport complex subunit RsxB | no data | 38 | 18 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_02098 | | Electron transport complex subunit RsxB | insig. | 38 | 18 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS09085 | | electron transport complex subunit RsxB | no data | 38 | 18 |
| | Escherichia coli BW25113 | b1628 | rsxB | electron transport complex protein RnfB (NCBI) | strong | 38 | 18 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU0686 | | iron-sulfur cluster-binding protein (TIGR) | insig. | 37 | 23 |
| | Escherichia coli BL21 | ECD_02574 | | hydrogenase 3, Fe-S subunit | insig. | 32 | 26 |
| | Escherichia fergusonii Becca | EFB2_01199 | | Hydrogenase-4 component A | insig. | 32 | 26 |
| | Escherichia coli ECOR27 | NOLOHH_12420 | hycB | formate hydrogenlyase subunit HycB | insig. | 32 | 26 |
| | Escherichia coli ECOR38 | HEPCGN_19765 | hycB | formate hydrogenlyase subunit HycB | insig. | 32 | 26 |
| | Escherichia coli ECRC100 | OKFHMN_20575 | hycB | formate hydrogenlyase subunit HycB | insig. | 32 | 26 |
| | Escherichia coli ECRC101 | MCAODC_11100 | hycB | formate hydrogenlyase subunit HycB | insig. | 32 | 26 |
| | Escherichia coli ECRC102 | NIAGMN_18345 | hycB | formate hydrogenlyase subunit HycB | cofit | 32 | 26 |
| | Escherichia coli ECRC62 | BNILDI_10970 | hycB | formate hydrogenlyase subunit HycB | insig. | 32 | 26 |
| | Escherichia coli ECRC98 | JDDGAC_24240 | hycB | formate hydrogenlyase subunit HycB | insig. | 32 | 26 |
| | Escherichia coli ECRC99 | KEDOAH_07560 | hycB | formate hydrogenlyase subunit HycB | no data | 32 | 26 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS15450 | | Fe-S cluster domain-containing protein | insig. | 31 | 31 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS15200 | | formate hydrogenlyase subunit HycF | insig. | 29 | 18 |
| | Methanococcus maripaludis JJ | MMJJ_RS07600 | | 4Fe-4S binding protein | no data | 43 | 13 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_01010 | | Hydrogenase-4 component A | insig. | 32 | 26 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS15220 | | formate hydrogenlyase subunit HycB | insig. | 32 | 26 |
| | Escherichia coli BW25113 | b2724 | hycB | hydrogenase 3, Fe-S subunit (NCBI) | sig. | 32 | 26 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF4717 | | Formate hydrogenlyase subunit 2 | insig. | 32 | 26 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0262 | | Homocysteine formation from aspartate semialdehyde (NIL/ferredoxin component) (from data) | strong | 32 | 18 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT4063 | | NADH dehydrogenase I, chain I (NCBI ptt file) | sig. | 31 | 23 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_04579 | | 4Fe-4S binding domain protein | strong | 31 | 34 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS20105 | | Fe-S cluster domain-containing protein | strong | 31 | 28 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_04579 | | 4Fe-4S binding domain protein | strong | 31 | 21 |
| | Shewanella amazonensis SB2B | Sama_2225 | | ferredoxin-type protein NapF (RefSeq) | insig. | 26 | 30 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF2416 | | Putative polyferredoxin | insig. | 22 | 57 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS00775 | | 4Fe-4S binding protein | no data | 45 | 13 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS00790 | | 4Fe-4S binding protein | no data | 45 | 13 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS01010 | | 4Fe-4S binding protein | no data | 45 | 13 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS02610 | | 4Fe-4S dicluster domain-containing protein | strong | 33 | 29 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS01900 | | 4Fe-4S dicluster domain-containing protein | strong | 33 | 29 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF2416 | | Putative polyferredoxin | insig. | 32 | 18 |
| | Pectobacterium carotovorum WPP14 | HER17_RS09105 | | ferredoxin-type protein NapF | no data | 30 | 29 |
| | Serratia liquefaciens MT49 | IAI46_18670 | | ferredoxin-type protein NapF | insig. | 29 | 29 |
| | Dickeya dadantii 3937 | DDA3937_RS07410 | | 4Fe-4S dicluster domain-containing protein | insig. | 28 | 38 |
| | Dickeya dianthicola ME23 | DZA65_RS07795 | | 4Fe-4S dicluster domain-containing protein | insig. | 28 | 38 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT0963 | | putative ferredoxin-type protein (NCBI ptt file) | sig. | 24 | 59 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS11290 | | 4Fe-4S dicluster domain-containing protein | insig. | 35 | 17 |
| | Klebsiella michiganensis M5al | BWI76_RS17545 | | oxidoreductase, 4Fe-4S subunit | no data | 33 | 22 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS06345 | | Fe-S cluster domain-containing protein | strong | 29 | 42 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS14755 | | DUF362 domain-containing protein | insig. | 29 | 20 |
| | Sinorhizobium meliloti 1021 | SMa1240 | | NapF ferredoxin component of periplasmic nitrate reductase | insig. | 26 | 34 |
| | Klebsiella michiganensis M5al | BWI76_RS22335 | | 4Fe-4S ferredoxin | insig. | 26 | 38 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF1816 | | Electron transport complex protein RnfB | strong | 38 | 18 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS15125 | | Fe-S cluster domain-containing protein | no data | 33 | 22 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS01085 | | 4Fe-4S dicluster domain-containing protein | sig. | 30 | 34 |
| | Escherichia coli BW25113 | b2720 | hycF | formate hydrogenlyase complex iron-sulfur protein (NCBI) | insig. | 28 | 18 |
| | 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. | 28 | 18 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU0498 | | iron-sulfur cluster-binding protein, putative (TIGR) | insig. | 27 | 31 |
| | Methanococcus maripaludis S2 | MMP_RS06755 | | 4Fe-4S binding protein | no data | 43 | 13 |
| | Sinorhizobium meliloti 1021 | SMa1519 | | NADH:ubiquinone oxidoreductase subunit 6 (chain I) | insig. | 36 | 15 |
| | Escherichia coli BL21 | ECD_02570 | | formate hydrogenlyase complex iron-sulfur protein | insig. | 28 | 18 |
| | Escherichia fergusonii Becca | EFB2_01203 | | NAD(P)H-quinone oxidoreductase subunit I, chloroplastic | insig. | 28 | 18 |
| | Escherichia coli ECOR27 | NOLOHH_12440 | hycF | formate hydrogenlyase subunit HycF | insig. | 28 | 18 |
| | Escherichia coli ECOR38 | HEPCGN_19785 | hycF | formate hydrogenlyase subunit HycF | insig. | 28 | 18 |
| | Escherichia coli ECRC100 | OKFHMN_20595 | hycF | formate hydrogenlyase subunit HycF | insig. | 28 | 18 |
| | Escherichia coli ECRC101 | MCAODC_11120 | hycF | formate hydrogenlyase subunit HycF | sig. | 28 | 18 |
| | Escherichia coli ECRC102 | NIAGMN_18365 | hycF | formate hydrogenlyase subunit HycF | cofit | 28 | 18 |
| | Escherichia coli ECRC62 | BNILDI_10990 | hycF | formate hydrogenlyase subunit HycF | insig. | 28 | 18 |
| | Escherichia coli ECRC98 | JDDGAC_24260 | hycF | formate hydrogenlyase subunit HycF | insig. | 28 | 18 |
| | Escherichia coli ECRC99 | KEDOAH_07540 | hycF | formate hydrogenlyase subunit HycF | no data | 28 | 18 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_01014 | | NAD(P)H-quinone oxidoreductase subunit I, chloroplastic | insig. | 28 | 18 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS06345 | | Fe-S cluster domain-containing protein | strong | 27 | 37 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_03005 | | formate hydrogenlyase | insig. | 25 | 38 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS18805 | | 4Fe-4S dicluster domain-containing protein | insig. | 25 | 38 |
| | Sinorhizobium meliloti 1021 | SMa1240 | | NapF ferredoxin component of periplasmic nitrate reductase | insig. | 36 | 11 |
| | Methanococcus maripaludis JJ | MMJJ_RS06630 | | 4Fe-4S dicluster domain-containing protein | strong | 32 | 25 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU0686 | | iron-sulfur cluster-binding protein (TIGR) | insig. | 30 | 23 |
| | Methanococcus maripaludis S2 | MMP_RS07530 | | 4Fe-4S binding protein | strong | 25 | 34 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU2797 | | NADH:quinone oxidoreductase subunit RnfB (Shelley Haveman) | strong | 32 | 22 |
| | Methanococcus maripaludis JJ | MMJJ_RS00065 | | 4Fe-4S dicluster domain-containing protein | strong | 27 | 34 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT0963 | | putative ferredoxin-type protein (NCBI ptt file) | sig. | 34 | 27 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS20105 | | Fe-S cluster domain-containing protein | strong | 29 | 42 |
| | Shewanella loihica PV-4 | Shew_3207 | napG | quinol dehydrogenase periplasmic component (RefSeq) | insig. | 28 | 32 |
| | Pectobacterium carotovorum WPP14 | HER17_RS09090 | | ferredoxin-type protein NapG | insig. | 26 | 32 |
| | Azospirillum sp. SherDot2 | MPMX19_03060 | | Ferredoxin-type protein NapF | no data | 25 | 32 |
| | Escherichia coli ECOR38 | HEPCGN_05685 | ydhY | ferredoxin-like protein | insig. | 31 | 21 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU0498 | | iron-sulfur cluster-binding protein, putative (TIGR) | insig. | 27 | 22 |
| | Escherichia coli BW25113 | b2481 | hyfA | hydrogenase 4 Fe-S subunit (VIMSS) | insig. | 26 | 40 |
| | Escherichia coli ECRC100 | OKFHMN_21900 | hyfA | hydrogenase 4 subunit HyfA | sig. | 26 | 40 |
| | Escherichia coli ECRC101 | MCAODC_12430 | hyfA | hydrogenase 4 subunit HyfA | insig. | 26 | 40 |
| | Escherichia coli ECRC102 | NIAGMN_19670 | hyfA | hydrogenase 4 subunit HyfA | insig. | 26 | 40 |
| | Escherichia coli ECRC98 | JDDGAC_25845 | hyfA | hydrogenase 4 subunit HyfA | insig. | 26 | 40 |
| | Escherichia coli ECRC99 | KEDOAH_06320 | hyfA | hydrogenase 4 subunit HyfA | no data | 26 | 40 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS18970 | | 4Fe-4S binding protein | no data | 44 | 13 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS03775 | | 4Fe-4S binding protein | no data | 42 | 13 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU3291 | | glutamate synthase, iron-sulfur cluster-binding subunit, putative (TIGR) | strong | 36 | 16 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF1041 | | radical activating enzyme | insig. | 33 | 23 |
| | Serratia liquefaciens MT49 | IAI46_12495 | | electron transport protein HydN | no data | 30 | 36 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS20105 | | Fe-S cluster domain-containing protein | strong | 29 | 30 |
| | Dechlorosoma suillum PS | Dsui_1178 | | ferredoxin-type protein NapF | no data | 28 | 30 |
| | Escherichia coli BL21 | ECD_02570 | | formate hydrogenlyase complex iron-sulfur protein | insig. | 37 | 16 |
| | Escherichia coli ECOR27 | NOLOHH_12440 | hycF | formate hydrogenlyase subunit HycF | insig. | 37 | 16 |
| | Escherichia coli ECOR38 | HEPCGN_19785 | hycF | formate hydrogenlyase subunit HycF | insig. | 37 | 16 |
| | Escherichia coli ECRC100 | OKFHMN_20595 | hycF | formate hydrogenlyase subunit HycF | insig. | 37 | 16 |
| | Escherichia coli ECRC101 | MCAODC_11120 | hycF | formate hydrogenlyase subunit HycF | sig. | 37 | 16 |
| | Escherichia coli ECRC102 | NIAGMN_18365 | hycF | formate hydrogenlyase subunit HycF | cofit | 37 | 16 |
| | Escherichia coli ECRC62 | BNILDI_10990 | hycF | formate hydrogenlyase subunit HycF | insig. | 37 | 16 |
| | Escherichia coli ECRC98 | JDDGAC_24260 | hycF | formate hydrogenlyase subunit HycF | insig. | 37 | 16 |
| | Escherichia coli ECRC99 | KEDOAH_07540 | hycF | formate hydrogenlyase subunit HycF | no data | 37 | 16 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_01014 | | NAD(P)H-quinone oxidoreductase subunit I, chloroplastic | insig. | 37 | 16 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS14200 | | ferredoxin | cofit | 41 | 17 |
| | Ralstonia solanacearum UW163 | UW163_RS11665 | | ferredoxin | insig. | 41 | 17 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS19880 | | ferredoxin family protein | insig. | 40 | 13 |
| | Ralstonia solanacearum UW163 | UW163_RS19295 | | ferredoxin family protein | insig. | 40 | 13 |
| | Escherichia coli BW25113 | b2720 | hycF | formate hydrogenlyase complex iron-sulfur protein (NCBI) | insig. | 37 | 16 |
| | Rhodopseudomonas palustris CGA009 | TX73_015245 | | NADH-quinone oxidoreductase subunit NuoI | insig. | 34 | 17 |
| | Rhodospirillum rubrum S1H | Rru_A1563 | | NADH-quinone oxidoreductase, chain I (NCBI) | no data | 32 | 18 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT0775 | | ferredoxin-type protein (NCBI ptt file) | insig. | 31 | 31 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS01085 | | 4Fe-4S dicluster domain-containing protein | sig. | 24 | 73 |
| | Ralstonia solanacearum GMI1000 | RS_RS20975 | | ferredoxin family protein | no data | 43 | 13 |
| | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.3083.1 | | 4Fe-4S ferredoxin, iron-sulfur binding | no data | 40 | 13 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0262 | | Homocysteine formation from aspartate semialdehyde (NIL/ferredoxin component) (from data) | strong | 38 | 14 |
| | Paraburkholderia graminis OAS925 | ABIE53_001424 | | electron transport complex protein RnfB | sig. | 38 | 17 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS16595 | | 4Fe-4S dicluster domain-containing protein | cofit | 34 | 23 |
| | Azospirillum brasilense Sp245 | AZOBR_RS07205 | | NADH dehydrogenase subunit I | no data | 32 | 15 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_3805 | | Iron-sulfur cluster-binding protein | sig. | 22 | 83 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS02350 | | [Fe-Fe] hydrogenase large subunit C-terminal domain-containing protein | insig. | 44 | 13 |
| | Sinorhizobium meliloti 1021 | SMc01922 | | NADH dehydrogenase subunit I | no data | 34 | 17 |