| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Sphingobium sp. HT1-2 | GFF1182 | | Nitrite reductase [NAD(P)H] small subunit (EC 1.7.1.4) | insig. | 100 | 100 |
| o | Caulobacter crescentus NA1000 | CCNA_00652 | | nitrite reductase (NAD(P)H) small subunit | strong | 53 | 85 |
| o | Caulobacter crescentus NA1000 Δfur | CCNA_00652 | | nitrite reductase (NAD(P)H) small subunit | cofit | 53 | 85 |
| o | Agrobacterium fabrum C58 | Atu3901 | | nitrite reductase small subunit | strong | 53 | 85 |
| o | Rhizobium sp. OAE497 | ABIE40_RS25565 | | nitrite reductase small subunit NirD | insig. | 50 | 86 |
| o | Pseudomonas aeruginosa PA14 | IKLFDK_08605 | | nitrite reductase (NAD(P)H) small subunit | insig. | 48 | 85 |
| o | Dinoroseobacter shibae DFL-12 | Dshi_1668 | | nitrite reductase (NAD(P)H), small subunit (RefSeq) | sig. | 52 | 80 |
| o | Pseudomonas stutzeri RCH2 | Psest_1927 | | nitrite reductase [NAD(P)H], small subunit | no data | 53 | 81 |
| o | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.2711.1 | | Nitrite reductase [NAD(P)H] small subunit (EC 1.7.1.4) | insig. | 44 | 93 |
| o | Sinorhizobium meliloti 1021 | SM_b20985 | | nitrite reductase [NAD(P)H], small subunit protein | no data | 52 | 80 |
| o | Pseudomonas fluorescens FW300-N2E3 | AO353_00810 | | Nitrite reductase (NAD(P)H) (EC 1.7.1.4) (from data) | strong | 50 | 84 |
| o | Magnetospirillum magneticum AMB-1 | AMB_RS02740 | | nitrite reductase (NAD(P)H) small subunit | no data | 48 | 87 |
| o | Pseudomonas sp. DMC3 | GFF5246 | | Assimilatory nitrite reductase [NAD(P)H] small subunit | cofit | 49 | 85 |
| o | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_3836 | | Nitrite reductase [NAD(P)H] small subunit (EC 1.7.1.4) | insig. | 49 | 84 |
| o | Pseudomonas fluorescens GW456-L13 | PfGW456L13_4102 | | Nitrite reductase [NAD(P)H] small subunit (EC 1.7.1.4) | no data | 49 | 84 |
| | Variovorax sp. OAS795 | ABID97_RS20600 | | nitrite reductase small subunit NirD | no data | 48 | 80 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF3664 | | Nitrite reductase [NAD(P)H] small subunit (EC 1.7.1.4) | no data | 47 | 83 |
| o | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_2379 | | Nitrite reductase [NAD(P)H] small subunit (EC 1.7.1.4) | no data | 49 | 84 |
| o | Azospirillum sp. SherDot2 | MPMX19_05927 | | 3-phenylpropionate/cinnamic acid dioxygenase ferredoxin subunit | no data | 43 | 99 |
| o | Pseudomonas fluorescens FW300-N2C3 | AO356_02775 | | nitrite reductase | no data | 48 | 84 |
| o | Pseudomonas sp. RS175 | PFR28_01048 | | Assimilatory nitrite reductase [NAD(P)H] small subunit | no data | 48 | 84 |
| o | Acidovorax sp. GW101-3H11 | Ac3H11_3238 | | Nitrite reductase [NAD(P)H] small subunit (EC 1.7.1.4) | insig. | 45 | 88 |
| o | Dechlorosoma suillum PS | Dsui_1826 | | NAD(P)H-dependent nitrite reductase, small subunit | no data | 46 | 83 |
| | Variovorax sp. SCN45 | GFF4732 | | Nitrite reductase [NAD(P)H] small subunit (EC 1.7.1.4) | no data | 46 | 83 |
| | Variovorax sp. OAS795 | ABID97_RS16025 | | nitrite reductase small subunit NirD | no data | 48 | 80 |
| o | Methylophilus sp. DMC18 | GFF202 | | Assimilatory nitrite reductase [NAD(P)H] small subunit | cofit | 48 | 81 |
| o | Pseudomonas lactucae CFBP13502 | GEMAOFIL_02529 | | Naphthalene 1,2-dioxygenase system, ferredoxin component | cofit | 37 | 80 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS10000 | | nitrite reductase small subunit | sig. | 41 | 63 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_30135 | | Rieske family ferredoxin | insig. | 36 | 80 |
| o | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_1900 | | nitrite reductase [NAD(P)H], small subunit | strong | 39 | 84 |
| o | Pseudomonas simiae WCS417 | PS417_11100 | | MocE | insig. | 34 | 80 |
| o | Pseudomonas fluorescens SBW25 | PFLU_RS11735 | | Rieske 2Fe-2S domain-containing protein | insig. | 33 | 80 |
| o | Pseudomonas fluorescens SBW25-INTG | PFLU_RS11735 | | Rieske 2Fe-2S domain-containing protein | insig. | 33 | 80 |
| | Sinorhizobium meliloti 1021 | SM_b20819 | | ferredoxin | insig. | 32 | 81 |
| | Rhizobium sp. OAE497 | ABIE40_RS20410 | | MocE family 2Fe-2S type ferredoxin | insig. | 31 | 82 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_24915 | | hypothetical protein | sig. | 31 | 84 |
| o | Cellulophaga baltica 18 | M666_RS04610 | | nitrite reductase small subunit NirD | insig. | 33 | 86 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS16915 | | nitrite reductase small subunit NirD | cofit | 36 | 71 |
| | Variovorax sp. OAS795 | ABID97_RS28330 | | non-heme iron oxygenase ferredoxin subunit | no data | 30 | 81 |
| | Rhizobium sp. OAE497 | ABIE40_RS22815 | | MocE family 2Fe-2S type ferredoxin | insig. | 29 | 83 |
| | Sinorhizobium meliloti 1021 | SMc01993 | | dioxygenase ferredoxin protein | insig. | 38 | 62 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS18835 | | non-heme iron oxygenase ferredoxin subunit | no data | 35 | 81 |
| | Variovorax sp. SCN45 | GFF196 | | Probable ferredoxin subunit of a ring-hydroxylating dioxygenase oxidoreductase protein (EC 1.-.-.-) | insig. | 33 | 81 |
| | Sphingobium sp. HT1-2 | GFF455 | | putative dioxygenase ferredoxin subunit | cofit | 35 | 64 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS14625 | | non-heme iron oxygenase ferredoxin subunit | no data | 33 | 81 |
| | Ralstonia solanacearum UW163 | UW163_RS12095 | | non-heme iron oxygenase ferredoxin subunit | insig. | 33 | 81 |
| | Methylophilus sp. DMC18 | GFF199 | | Nitrite reductase (NADH) small subunit | cofit | 33 | 86 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_4392 | | MocE | insig. | 37 | 63 |
| | Xanthobacter sp. DMC5 | GFF1069 | | Toluene-4-monooxygenase system, ferredoxin component | insig. | 31 | 64 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS16895 | | non-heme iron oxygenase ferredoxin subunit | cofit | 38 | 63 |
| | Variovorax sp. OAS795 | ABID97_RS16365 | | non-heme iron oxygenase ferredoxin subunit | insig. | 34 | 65 |
| | Bosea sp. OAE506 | ABIE41_RS20315 | | Rieske 2Fe-2S domain-containing protein | insig. | 31 | 80 |
| | Acinetobacter baumannii LAC-4 | RR41_RS07885 | | nitrite reductase small subunit NirD | insig. | 31 | 88 |
| | Acinetobacter radioresistens SK82 | MPMX26_01896 | | Naphthalene 1,2-dioxygenase system, ferredoxin component | no data | 29 | 80 |
| | Escherichia coli BL21 | ECD_02432 | | 3-phenylpropionate dioxygenase, ferredoxin subunit | insig. | 36 | 76 |
| | Escherichia coli ECOR27 | NOLOHH_13240 | hcaC | bifunctional 3-phenylpropionate/cinnamic acid dioxygenase ferredoxin subunit | insig. | 36 | 76 |
| | Escherichia coli ECOR38 | HEPCGN_20710 | hcaC | bifunctional 3-phenylpropionate/cinnamic acid dioxygenase ferredoxin subunit | insig. | 36 | 76 |
| | Escherichia coli ECRC100 | OKFHMN_21570 | hcaC | bifunctional 3-phenylpropionate/cinnamic acid dioxygenase ferredoxin subunit | insig. | 36 | 76 |
| | Escherichia coli ECRC101 | MCAODC_12100 | hcaC | bifunctional 3-phenylpropionate/cinnamic acid dioxygenase ferredoxin subunit | insig. | 36 | 76 |
| | Escherichia coli ECRC102 | NIAGMN_19340 | hcaC | bifunctional 3-phenylpropionate/cinnamic acid dioxygenase ferredoxin subunit | insig. | 36 | 76 |
| | Escherichia coli ECRC62 | BNILDI_12040 | hcaC | bifunctional 3-phenylpropionate/cinnamic acid dioxygenase ferredoxin subunit | cofit | 36 | 76 |
| | Escherichia coli ECRC98 | JDDGAC_25245 | hcaC | bifunctional 3-phenylpropionate/cinnamic acid dioxygenase ferredoxin subunit | insig. | 36 | 76 |
| | Escherichia coli ECRC99 | KEDOAH_06650 | hcaC | bifunctional 3-phenylpropionate/cinnamic acid dioxygenase ferredoxin subunit | no data | 36 | 76 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_01169 | | 3-phenylpropionate/cinnamic acid dioxygenase ferredoxin subunit | insig. | 36 | 76 |
| | Escherichia coli BW25113 | b2540 | hcaC | 3-phenylpropionate dioxygenase, predicted ferredoxin subunit (NCBI) | sig. | 36 | 76 |
| | Pseudomonas sp. SVBP6 | COO64_RS23600 | | Rieske 2Fe-2S domain-containing protein | no data | 28 | 77 |
| o | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_00663 | | assimilatory nitrite reductase (NAD(P)H) small subunit (EC 1.7.1.4) | insig. | 31 | 81 |
| | Acinetobacter radioresistens SK82 | MPMX26_00329 | | 3-phenylpropionate/cinnamic acid dioxygenase ferredoxin subunit | no data | 31 | 75 |
| o | Paraburkholderia graminis OAS925 | ABIE53_001854 | | nitrite reductase (NADH) small subunit | insig. | 33 | 81 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_04545 | | naphthalene 1 2-dioxygenase | insig. | 36 | 64 |
| | Methylophilus sp. DMC18 | GFF2010 | | 3-phenylpropionate/cinnamic acid dioxygenase ferredoxin subunit | insig. | 33 | 79 |
| | Enterobacter sp. TBS_079 | MPMX20_03796 | | Naphthalene 1,2-dioxygenase system, ferredoxin component | sig. | 35 | 64 |
| | Ralstonia solanacearum GMI1000 | RS_RS05405 | | non-heme iron oxygenase ferredoxin subunit | sig. | 32 | 81 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS30275 | | Rieske 2Fe-2S domain-containing protein | insig. | 29 | 92 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS18275 | | CDP-6-deoxy-L-threo-D-glycero-4-hexulose-3- dehydrase reductase | insig. | 29 | 80 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS15425 | | Rieske family ferredoxin | insig. | 30 | 65 |
| | Ralstonia solanacearum UW163 | UW163_RS12885 | | Rieske family ferredoxin | insig. | 30 | 65 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS34930 | | Rieske (2Fe-2S) protein | sig. | 47 | 45 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_03634 | | 3-phenylpropionate/trans-cinnamate dioxygenase ferredoxin subunit | insig. | 47 | 45 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_23120 | | 3-phenylpropionate dioxygenase | insig. | 33 | 91 |
| | Paraburkholderia graminis OAS925 | ABIE53_004623 | | 3-phenylpropionate/trans-cinnamate dioxygenase ferredoxin subunit | sig. | 45 | 45 |
| | Serratia liquefaciens MT49 | IAI46_21120 | | non-heme iron oxygenase ferredoxin subunit | insig. | 33 | 64 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_5993 | | Ferredoxin, 2Fe-2S | no data | 27 | 77 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS09430 | | non-heme iron oxygenase ferredoxin subunit | strong | 31 | 63 |
| | Ralstonia solanacearum GMI1000 | RS_RS23030 | | nitrite reductase (NAD(P)H) small subunit | insig. | 31 | 86 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS18000 | | nitrite reductase (NAD(P)H) small subunit | sig. | 30 | 86 |
| | Ralstonia solanacearum UW163 | UW163_RS21130 | | nitrite reductase (NAD(P)H) small subunit | insig. | 30 | 86 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS05605 | | nitrite reductase (NAD(P)H) small subunit | insig. | 31 | 84 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS33940 | | naphthalene 1,2-dioxygenase | insig. | 35 | 62 |
| | Paraburkholderia graminis OAS925 | ABIE53_002206 | | nitrite reductase (NADH) small subunit | no data | 31 | 81 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF5477 | | Probable ferredoxin subunit of a ring-hydroxylating dioxygenase oxidoreductase protein (EC 1.-.-.-) | insig. | 28 | 80 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS39575 | | FAD-dependent oxidoreductase | insig. | 35 | 72 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_3466 | | Probable vanillate O-demethylase oxygenase subunit oxidoreductase protein (EC 1.14.13.-) | insig. | 33 | 65 |
| | Sinorhizobium meliloti 1021 | SMa1732 | | hypothetical protein | no data | 30 | 71 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS09390 | | Rieske 2Fe-2S domain-containing protein | insig. | 27 | 65 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS16905 | | aromatic ring-hydroxylating dioxygenase subunit alpha | insig. | 30 | 80 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_2510 | | Phenylpropionate dioxygenase and related ring-hydroxylating dioxygenases, large terminal subunit | insig. | 31 | 63 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_21025 | | (2Fe-2S)-binding protein | no data | 27 | 77 |
| | Acinetobacter radioresistens SK82 | MPMX26_01573 | | Nitric oxide reductase FlRd-NAD(+) reductase | no data | 30 | 88 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS10425 | | aromatic ring-hydroxylating dioxygenase subunit alpha | sig. | 33 | 60 |