| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Azospirillum sp. SherDot2 | MPMX19_06036 | | Flavohemoprotein | cofit | 100 | 100 |
| o | Azospirillum brasilense Sp245 | AZOBR_RS08865 | | ferric reductase | insig. | 72 | 100 |
| o | Castellaniella sp019104865 MT123 | ABCV34_RS11795 | | ferric reductase-like transmembrane domain-containing protein | insig. | 60 | 100 |
| o | Magnetospirillum magneticum AMB-1 | AMB_RS16870 | | ferric reductase | cofit | 59 | 100 |
| o | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS14505 | | ferric reductase-like transmembrane domain-containing protein | insig. | 58 | 98 |
| o | Pseudomonas sp. SVBP6 | COO64_RS10485 | | ferric reductase-like transmembrane domain-containing protein | insig. | 53 | 100 |
| o | Dechlorosoma suillum PS | Dsui_0781 | | putative ferric reductase | cofit | 58 | 100 |
| o | Pseudomonas stutzeri RCH2 | Psest_0319 | | Predicted ferric reductase | sig. | 48 | 100 |
| o | Rhodopseudomonas palustris CGA009 | TX73_014420 | | ferric reductase-like transmembrane domain-containing protein | insig. | 46 | 100 |
| o | Vibrio cholerae E7946 ATCC 55056 | CSW01_14755 | | oxidoreductase | insig. | 38 | 100 |
| o | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF3184 | | putative flavocytochrome | insig. | 41 | 100 |
| o | Pseudomonas aeruginosa PA14 | IKLFDK_22700 | | reductase | insig. | 38 | 92 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS07695 | | ferric reductase-like transmembrane domain-containing protein | insig. | 38 | 35 |
| | Rhodopseudomonas palustris CGA009 | TX73_005265 | | ferric reductase-like transmembrane domain-containing protein | insig. | 33 | 43 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS30565 | | dihydropteridine reductase | insig. | 27 | 39 |
| | Pseudomonas sp. S08-1 | OH686_18430 | | probable iron-sulfur binding protein | cofit | 30 | 38 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_04827 | | Flavohemoprotein | cofit | 28 | 39 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS34595 | | FAD-binding oxidoreductase | insig. | 28 | 43 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS15705 | | NO-inducible flavohemoprotein | insig. | 27 | 39 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_925 | | Flavohemoprotein (Hemoglobin-like protein) (Flavohemoglobin) (Nitric oxide dioxygenase) (EC 1.14.12.17) | insig. | 25 | 39 |
| | Pseudomonas sp. DMC3 | GFF4397 | | Flavohemoprotein | cofit | 26 | 39 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_15440 | | dihydropteridine reductase | sig. | 26 | 39 |
| | Pseudomonas sp. S08-1 | OH686_12115 | | Flavohemoglobin / Nitric oxide dioxygenase | insig. | 28 | 37 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c26000 | | putative oxidoreductase | insig. | 26 | 54 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_5315 | | Flavohemoprotein (Hemoglobin-like protein) (Flavohemoglobin) (Nitric oxide dioxygenase) (EC 1.14.12.17) | insig. | 27 | 41 |
| | Paraburkholderia graminis OAS925 | ABIE53_006205 | | MOSC domain-containing protein YiiM/ferredoxin-NADP reductase/ferredoxin | insig. | 30 | 39 |
| | Pseudomonas sp. BP01 | JOY50_RS02070 | | pyridoxamine 5'-phosphate oxidase family protein | insig. | 27 | 38 |
| | Sphingobium sp. HT1-2 | GFF4468 | | Flavodoxin reductases (ferredoxin-NADPH reductases) family 1 | cofit | 29 | 38 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_18755 | | flavodoxin | cofit | 28 | 38 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_4938 | | Flavohemoprotein (Hemoglobin-like protein) (Flavohemoglobin) (Nitric oxide dioxygenase) (EC 1.14.12.17) | insig. | 24 | 39 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_17815 | | NADH oxidoreductase | insig. | 28 | 43 |
| | Pseudomonas simiae WCS417 | PS417_23400 | | dihydropteridine reductase | sig. | 24 | 39 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS38995 | | pyridoxamine 5'-phosphate oxidase family protein | insig. | 28 | 38 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS25230 | | NO-inducible flavohemoprotein | insig. | 27 | 38 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS25230 | | NO-inducible flavohemoprotein | insig. | 27 | 38 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_16950 | | dihydropteridine reductase | insig. | 26 | 39 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS25265 | | pyridoxamine 5'-phosphate oxidase | insig. | 27 | 43 |
| | Shewanella loihica PV-4 | Shew_1070 | | oxidoreductase FAD-binding subunit (RefSeq) | insig. | 26 | 42 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_0303 | | Flavodoxin reductases (ferredoxin-NADPH reductases) family 1 | insig. | 25 | 42 |
| | Marinobacter adhaerens HP15 | HP15_2948 | | oxidoreductase FAD-binding domain protein | insig. | 27 | 43 |
| | Pseudomonas stutzeri RCH2 | Psest_1174 | | Hemoglobin-like flavoprotein | insig. | 27 | 40 |
| | Pseudomonas segetis P6 | MPMX49_00709 | | NADH oxidoreductase HCR | cofit | 27 | 38 |
| | Pseudomonas sp. RS175 | PFR28_00240 | | Flavohemoprotein | insig. | 23 | 39 |
| | Enterobacter sp. TBS_079 | MPMX20_01534 | | NADH oxidoreductase HCR | insig. | 28 | 43 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_2448 | | GbcB Glycine betaine demethylase subunit B | strong | 25 | 38 |
| | Azospirillum brasilense Sp245 | AZOBR_RS27900 | | FAD-binding oxidoreductase | insig. | 28 | 38 |
| | Pseudomonas segetis P6 | MPMX49_00458 | | Flavohemoprotein | insig. | 27 | 38 |
| | Pseudomonas putida KT2440 | PP_0808 | | Flavohemoprotein | insig. | 26 | 40 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_13950 | | ferredoxin | strong | 25 | 38 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_05356 | | NADH oxidoreductase HCR | cofit | 25 | 38 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_4714 | | GbcB Glycine betaine demethylase subunit B | strong | 25 | 38 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_07675 | | ferredoxin | strong | 24 | 42 |
| | Variovorax sp. OAS795 | ABID97_RS27100 | | NO-inducible flavohemoprotein | insig. | 28 | 38 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_2060 | | Flavodoxin reductases (ferredoxin-NADPH reductases) family 1 | cofit | 26 | 43 |
| | Pseudomonas sp. SVBP6 | COO64_RS00080 | gbcB | glycine-betaine demethylase subunit GbcB | insig. | 24 | 38 |
| | Pseudomonas sp. DMC3 | GFF111 | | NADH oxidoreductase HCR | cofit | 25 | 38 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS27860 | | glycine-betaine demethylase subunit GbcB | insig. | 25 | 42 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS27860 | | glycine-betaine demethylase subunit GbcB | strong | 25 | 42 |
| | Pseudomonas simiae WCS417 | PS417_26215 | | ferredoxin | insig. | 24 | 38 |
| | Xanthobacter sp. DMC5 | GFF2859 | | Benzoate 1,2-dioxygenase electron transfer component | insig. | 28 | 46 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS12320 | | benzoate 1,2-dioxygenase electron transfer component BenC | insig. | 27 | 44 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS10470 | | benzoate 1,2-dioxygenase electron transfer component BenC | insig. | 26 | 42 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_1112 | | GbcB Glycine betaine demethylase subunit B | insig. | 24 | 38 |
| | Pseudomonas sp. RS175 | PFR28_04139 | | 3-ketosteroid-9-alpha-monooxygenase, ferredoxin reductase component | strong | 24 | 42 |
| | Pseudomonas putida KT2440 | PP_1163 | | Oxidoreductase, FAD-binding | insig. | 29 | 38 |
| | Escherichia coli BL21 | ECD_00877 | | HCP oxidoreductase, NADH-dependent | insig. | 26 | 43 |
| | Escherichia coli ECOR27 | NOLOHH_22235 | hcr | NADH oxidoreductase | insig. | 26 | 43 |
| | Escherichia coli ECRC62 | BNILDI_20490 | hcr | NADH oxidoreductase | insig. | 26 | 43 |
| | Escherichia coli BW25113 | b0872 | hcr | HCP oxidoreductase, NADH-dependent (NCBI) | sig. | 26 | 43 |
| | Shewanella amazonensis SB2B | Sama_2634 | | hypothetical protein (RefSeq) | insig. | 28 | 38 |
| | Rhizobium sp. OAE497 | ABIE40_RS25620 | | pyridoxamine 5'-phosphate oxidase family protein | cofit | 26 | 43 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_02796 | | NADH oxidoreductase HCR | insig. | 26 | 43 |
| | Pseudomonas sp. BP01 | JOY50_RS23010 | hmpA | NO-inducible flavohemoprotein | insig. | 26 | 40 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_3009 | | oxidoreductase FAD/NAD(P)-binding domain protein (RefSeq) | insig. | 37 | 20 |
| | Shewanella sp. ANA-3 | Shewana3_3010 | | oxidoreductase FAD-binding subunit (RefSeq) | insig. | 26 | 42 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF5814 | | Flavohemoprotein (Hemoglobin-like protein) (Flavohemoglobin) (Nitric oxide dioxygenase) (EC 1.14.12.17) | insig. | 29 | 38 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS28335 | | ferredoxin | insig. | 28 | 38 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS12775 | | MOSC and FAD-binding oxidoreductase domain-containing protein | insig. | 24 | 44 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF4910 | | NADH oxidoreductase hcr (EC 1.-.-.-) | insig. | 25 | 43 |
| | Sphingobium sp. HT1-2 | GFF5062 | | Flavohemoglobin / Nitric oxide dioxygenase (EC 1.14.12.17) | cofit | 28 | 38 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_13380 | | NO-inducible flavohemoprotein | insig. | 26 | 40 |
| | Escherichia coli ECOR38 | HEPCGN_02175 | hcr | NADH oxidoreductase | insig. | 26 | 43 |
| | Escherichia coli ECRC100 | OKFHMN_05840 | hcr | NADH oxidoreductase | insig. | 26 | 43 |
| | Escherichia coli ECRC101 | MCAODC_25055 | hcr | NADH oxidoreductase | insig. | 26 | 43 |
| | Escherichia coli ECRC102 | NIAGMN_03880 | hcr | NADH oxidoreductase | cofit | 26 | 43 |
| | Escherichia coli ECRC98 | JDDGAC_09475 | hcr | NADH oxidoreductase | insig. | 26 | 43 |
| | Escherichia coli ECRC99 | KEDOAH_22070 | hcr | NADH oxidoreductase | no data | 26 | 43 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_10115 | | nitric oxide dioxygenase | insig. | 24 | 38 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_17990 | | nitric oxide dioxygenase | insig. | 28 | 38 |
| | Escherichia fergusonii Becca | EFB2_03189 | | NADH oxidoreductase HCR | insig. | 26 | 43 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS04640 | | NADH oxidoreductase | insig. | 26 | 43 |
| | Pseudomonas sp. SVBP6 | COO64_RS11345 | hmpA | NO-inducible flavohemoprotein | insig. | 24 | 40 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS12535 | | dihydropteridine reductase | insig. | 27 | 39 |
| | Azospirillum sp. SherDot2 | MPMX19_04719 | | 3-ketosteroid-9-alpha-monooxygenase, ferredoxin reductase component | insig. | 27 | 43 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_4775 | | Ferredoxin:Oxidoreductase FAD/NAD(P)-binding:Oxidoreductase FAD-binding region | insig. | 24 | 38 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_4775 | | Ferredoxin:Oxidoreductase FAD/NAD(P)-binding:Oxidoreductase FAD-binding region | insig. | 24 | 38 |
| | Sinorhizobium meliloti 1021 | SMa1191 | | nitric oxide dioxygenase | insig. | 24 | 38 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS04620 | | globin domain-containing protein | insig. | 31 | 31 |
| | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.473.1 | | Flavodoxin reductases (ferredoxin-NADPH reductases) family 1; Vanillate O-demethylase oxidoreductase (EC 1.14.13.-) | insig. | 31 | 32 |
| | Variovorax sp. OAS795 | ABID97_RS22805 | | 1,2-phenylacetyl-CoA epoxidase subunit PaaE | sig. | 26 | 40 |