| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Burkholderia phytofirmans PsJN | BPHYT_RS14995 | | formate dehydrogenase subunit alpha | sig. | 100 | 100 |
| o | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_03942 | | formate dehydrogenase alpha subunit | insig. | 94 | 100 |
| o | Paraburkholderia graminis OAS925 | ABIE53_003170 | | formate dehydrogenase major subunit | strong | 93 | 100 |
| o | Paraburkholderia sabiae LMG 24235 | QEN71_RS03995 | | formate dehydrogenase subunit alpha | insig. | 89 | 100 |
| o | Cupriavidus basilensis FW507-4G11 | RR42_RS03760 | | formate dehydrogenase | insig. | 81 | 96 |
| o | Herbaspirillum seropedicae SmR1 | HSERO_RS07430 | | formate dehydrogenase subunit alpha | insig. | 80 | 96 |
| o | Pseudomonas sp. RS175 | PFR28_02299 | | Putative formate dehydrogenase | insig. | 77 | 96 |
| o | Pseudomonas putida KT2440 | PP_2185 | | putative Formate dehydrogenase, alpha subunit | insig. | 76 | 96 |
| o | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_1467 | | NAD-dependent formate dehydrogenase alpha subunit | insig. | 76 | 96 |
| o | Pseudomonas fluorescens FW300-N2E3 | AO353_15690 | | formate dehydrogenase | insig. | 77 | 97 |
| o | Pseudomonas fluorescens GW456-L13 | PfGW456L13_4887 | | NAD-dependent formate dehydrogenase alpha subunit | insig. | 77 | 96 |
| o | Pseudomonas segetis P6 | MPMX49_02493 | | Putative formate dehydrogenase | insig. | 76 | 96 |
| o | Pseudomonas fluorescens FW300-N2C3 | AO356_24170 | | formate dehydrogenase | insig. | 76 | 96 |
| o | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_2988 | | NAD-dependent formate dehydrogenase alpha subunit | insig. | 76 | 96 |
| o | Pseudomonas sp. BP01 | JOY50_RS12790 | fdhF | formate dehydrogenase subunit alpha | insig. | 76 | 96 |
| o | Marinobacter adhaerens HP15 | HP15_4174 | | formate dehydrogenase, alpha subunit | insig. | 72 | 96 |
| o | Methylophilus sp. DMC18 | GFF2439 | | Putative formate dehydrogenase | insig. | 74 | 95 |
| o | Castellaniella sp019104865 MT123 | ABCV34_RS00245 | | formate dehydrogenase subunit alpha | insig. | 73 | 97 |
| o | Rhodopseudomonas palustris CGA009 | TX73_003795 | | formate dehydrogenase subunit alpha | strong | 73 | 95 |
| o | Xanthobacter sp. DMC5 | GFF209 | | Putative formate dehydrogenase | strong | 72 | 95 |
| o | Sinorhizobium meliloti 1021 | SMc04444 | | NAD-dependent formate dehydrogenase subunit alpha protein | insig. | 72 | 95 |
| o | Agrobacterium fabrum C58 | Atu4708 | | formate dehydrogenase alpha subunit | strong | 71 | 96 |
| o | Rhizobium sp. OAE497 | ABIE40_RS17845 | | formate dehydrogenase subunit alpha | cofit | 72 | 95 |
| o | Azospirillum sp. SherDot2 | MPMX19_03821 | | Putative formate dehydrogenase | insig. | 72 | 95 |
| o | Azospirillum brasilense Sp245 | AZOBR_RS14960 | | formate dehydrogenase subunit alpha | insig. | 72 | 94 |
| | Azospirillum sp. SherDot2 | MPMX19_02939 | | Putative formate dehydrogenase | insig. | 36 | 91 |
| | Marinobacter adhaerens HP15 | HP15_1574 | | formate dehydrogenase, alpha subunit | insig. | 35 | 92 |
| o | Magnetospirillum magneticum AMB-1 | AMB_RS00865 | | formate dehydrogenase subunit alpha | insig. | 37 | 92 |
| o | Dinoroseobacter shibae DFL-12 | Dshi_1282 | | formate dehydrogenase, alpha subunit (RefSeq) | insig. | 36 | 92 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS31310 | | formate dehydrogenase | insig. | 35 | 91 |
| o | Phaeobacter inhibens DSM 17395 | PGA1_c25740 | | formate dehydrogenase H | strong | 35 | 92 |
| o | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF1702 | | tungsten-containing formate dehydrogenase alpha subunit | insig. | 36 | 92 |
| | Shewanella loihica PV-4 | Shew_0809 | | formate dehydrogenase, alpha subunit (RefSeq) | strong | 36 | 83 |
| | Shewanella sp. ANA-3 | Shewana3_3298 | | formate dehydrogenase, alpha subunit (RefSeq) | insig. | 36 | 82 |
| | Shewanella oneidensis MR-1 | SO0988 | | formate dehydrogenase, alpha subunit (NCBI ptt file) | insig. | 36 | 82 |
| o | Variovorax sp. OAS795 | ABID97_RS07515 | | formate dehydrogenase subunit alpha | strong | 34 | 92 |
| o | Acidovorax sp. GW101-3H11 | Ac3H11_3808 | | tungsten-containing formate dehydrogenase alpha subunit | sig. | 35 | 92 |
| o | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.1816.1 | | Oxidoreductase alpha (Molybdopterin) subunit | insig. | 32 | 92 |
| | Methanococcus maripaludis JJ | MMJJ_RS07665 | | formate dehydrogenase subunit alpha | strong | 40 | 69 |
| | Methanococcus maripaludis S2 | MMP_RS06685 | | formate dehydrogenase H subunit alpha selenocysteine-containing | strong | 40 | 69 |
| | Pseudomonas stutzeri RCH2 | Psest_3905 | | formate dehydrogenase, alpha subunit, archaeal-type | insig. | 39 | 71 |
| o | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS13775 | | formate dehydrogenase subunit alpha | cofit | 32 | 92 |
| o | Pantoea sp. MT58 | IAI47_20270 | | formate dehydrogenase subunit alpha | insig. | 31 | 92 |
| | Escherichia coli BL21 | ECD_03951 | | formate dehydrogenase-H, selenopolypeptide subunit | insig. | 37 | 72 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_23915 | | formate dehydrogenase subunit alpha | insig. | 37 | 70 |
| | Escherichia coli BW25113 | b4079 | fdhF | formate dehydrogenase-H, selenopolypeptide subunit (NCBI) | insig. | 37 | 72 |
| | Azospirillum sp. SherDot2 | MPMX19_03518 | | Formate dehydrogenase H | insig. | 37 | 73 |
| | Escherichia coli ECOR27 | NOLOHH_05025 | fdhF | formate dehydrogenase subunit alpha | insig. | 37 | 72 |
| | Escherichia coli ECOR38 | HEPCGN_11400 | fdhF | formate dehydrogenase subunit alpha | insig. | 37 | 72 |
| | Escherichia coli ECRC62 | BNILDI_06500 | fdhF | formate dehydrogenase subunit alpha | insig. | 37 | 72 |
| | Rahnella sp. WP5 | EX31_RS19950 | | formate dehydrogenase subunit alpha | insig. | 37 | 70 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS23625 | | formate dehydrogenase H subunit alpha, selenocysteine-containing | insig. | 37 | 72 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF1462 | | Formate dehydrogenase H (EC 1.2.1.2) @ selenocysteine-containing | insig. | 37 | 72 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_4226 | | formate dehydrogenase alpha subunit (EC 1.2.1.2) | insig. | 38 | 72 |
| | Escherichia coli ECRC100 | OKFHMN_12770 | fdhF | formate dehydrogenase subunit alpha | insig. | 37 | 72 |
| | Escherichia coli ECRC101 | MCAODC_03280 | fdhF | formate dehydrogenase subunit alpha | insig. | 37 | 72 |
| | Escherichia coli ECRC102 | NIAGMN_10615 | fdhF | formate dehydrogenase subunit alpha | insig. | 37 | 72 |
| | Escherichia coli ECRC98 | JDDGAC_16405 | fdhF | formate dehydrogenase subunit alpha | insig. | 37 | 72 |
| | Escherichia coli ECRC99 | KEDOAH_15380 | fdhF | formate dehydrogenase subunit alpha | no data | 37 | 72 |
| | Dickeya dianthicola ME23 | DZA65_RS07790 | | formate dehydrogenase subunit alpha | insig. | 37 | 72 |
| | Methanococcus maripaludis JJ | MMJJ_RS04695 | | formate dehydrogenase subunit alpha | insig. | 39 | 69 |
| | Dickeya dianthicola 67-19 | HGI48_RS07280 | | formate dehydrogenase subunit alpha | insig. | 37 | 72 |
| | Klebsiella michiganensis M5al | BWI76_RS02115 | | formate dehydrogenase subunit alpha | insig. | 37 | 72 |
| | Dickeya dadantii 3937 | DDA3937_RS07405 | | formate dehydrogenase subunit alpha | cofit | 37 | 72 |
| | Klebsiella michiganensis M5al | BWI76_RS17560 | | formate dehydrogenase subunit alpha | insig. | 37 | 72 |
| | Methanococcus maripaludis S2 | MMP_RS00795 | | formate dehydrogenase H subunit alpha selenocysteine-containing | sig. | 39 | 69 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_10580 | | formate dehydrogenase subunit alpha | insig. | 37 | 72 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_1693 | | formate dehydrogenase, alpha subunit, archaeal-type | insig. | 37 | 70 |
| | Serratia liquefaciens MT49 | IAI46_12490 | | formate dehydrogenase subunit alpha | insig. | 36 | 71 |
| | Enterobacter sp. TBS_079 | MPMX20_01937 | | Formate dehydrogenase H | insig. | 36 | 70 |
| | Klebsiella michiganensis M5al | BWI76_RS16780 | | formate dehydrogenase subunit alpha | insig. | 36 | 70 |
| | Pectobacterium carotovorum WPP14 | HER17_RS14205 | | formate dehydrogenase subunit alpha | cofit | 37 | 71 |
| | Rhodospirillum rubrum S1H | Rru_A0324 | | Formate dehydrogenase, alpha subunit (NCBI) | insig. | 35 | 73 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_03961 | | Formate dehydrogenase H | insig. | 37 | 56 |
| | Escherichia fergusonii Becca | EFB2_04505 | | Formate dehydrogenase H | insig. | 37 | 56 |
| | Enterobacter sp. TBS_079 | MPMX20_00294 | | Formate dehydrogenase H | insig. | 38 | 53 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS16935 | | nitrate reductase | strong | 31 | 71 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_1235 | narB | assimilatory nitrate reductase (ferredoxin) precursor | no data | 30 | 69 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_10100 | | nitrite reductase | cofit | 31 | 69 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS10015 | | Nitrate reductase (EC 1.7.99.4) (from data) | strong | 32 | 71 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_00815 | | Nitrate reductase (EC 1.7.99.4) (from data) | strong | 30 | 70 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_4103 | | Nitrate reductase (EC 1.7.99.4) (from data) | strong | 30 | 69 |
| | Cellulophaga baltica 18 | M666_RS04525 | | nitrate reductase | insig. | 32 | 70 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_08600 | | nitrate reductase | insig. | 31 | 70 |
| | Pseudomonas sp. RS175 | PFR28_01047 | | Nitrate reductase | insig. | 30 | 73 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_3835 | | Nitrate reductase (EC 1.7.99.4) (from data) | strong | 30 | 70 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS09850 | | molybdopterin oxidoreductase | insig. | 32 | 69 |
| | Pseudomonas sp. DMC3 | GFF5245 | | Nitrate reductase | strong | 30 | 70 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS06575 | | nitrate reductase | no data | 30 | 69 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_2099 | | assimilatory nitrate reductase (NADH) alpha subunit apoprotein | insig. | 30 | 70 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_2099 | | assimilatory nitrate reductase (NADH) alpha subunit apoprotein | insig. | 30 | 70 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_2380 | | Nitrate reductase (EC 1.7.99.4) (from data) | strong | 30 | 70 |
| | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.2710.1 | | Assimilatory nitrate reductase large subunit (EC:1.7.99.4) | insig. | 31 | 69 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_1912 | | Nitrate reductase (EC 1.7.99.4) (from data) | strong | 30 | 70 |
| | Methylophilus sp. DMC18 | GFF201 | | Periplasmic nitrate reductase | cofit | 30 | 70 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_02780 | | nitrate reductase | insig. | 30 | 70 |
| | Pseudomonas simiae WCS417 | PS417_14735 | | Nitrate reductase (EC 1.7.99.4) (from data) | strong | 31 | 70 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS37800 | | sulfite reductase subunit alpha | insig. | 31 | 70 |
| | Pseudomonas stutzeri RCH2 | Psest_1926 | | Uncharacterized anaerobic dehydrogenase | strong | 30 | 70 |
| | Pseudomonas sp. S08-1 | OH686_00500 | | Assimilatory nitrate reductase large subunit | cofit | 30 | 71 |