| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Agrobacterium fabrum C58 | Atu4388 | | nitric oxide reductase, cytochrome b subunit | insig. | 100 | 100 |
| o | Sinorhizobium meliloti 1021 | SMa1273 | | NorB nitric oxide reductase, large subunit | insig. | 88 | 100 |
| o | Rhodopseudomonas palustris CGA009 | TX73_007480 | | cbb3-type cytochrome c oxidase subunit I | insig. | 82 | 100 |
| o | Magnetospirillum magneticum AMB-1 | AMB_RS14820 | | nitric oxide reductase | cofit | 73 | 98 |
| o | Azospirillum sp. SherDot2 | MPMX19_05275 | | Nitric oxide reductase subunit B | insig. | 69 | 100 |
| o | Azospirillum brasilense Sp245 | AZOBR_RS29385 | | nitric oxide reductase | insig. | 71 | 100 |
| o | Dinoroseobacter shibae DFL-12 | Dshi_3184 | | Nitric-oxide reductase (RefSeq) | sig. | 64 | 100 |
| o | Phaeobacter inhibens DSM 17395 | PGA1_262p01220 | | nitric oxide reductase subunit B | insig. | 63 | 97 |
| o | Dechlorosoma suillum PS | Dsui_3110 | | nitric oxide reductase large subunit | strong | 57 | 97 |
| o | Pseudomonas stutzeri RCH2 | Psest_0827 | | Nitric oxide reductase large subunit | strong | 55 | 97 |
| o | Pseudomonas aeruginosa MRSN321 | DY961_RS22630 | norB;inference=COORDINATES | nitric-oxide reductase subunit NorB | insig. | 54 | 95 |
| o | Pseudomonas aeruginosa PUPa3 | DQ20_RS36705 | norB;inference=COORDINATES | nitric-oxide reductase subunit NorB | insig. | 54 | 95 |
| o | Pseudomonas aeruginosa PA14 | IKLFDK_22815 | | nitric-oxide reductase subunit NorB | insig. | 54 | 95 |
| o | Pseudomonas lactucae CFBP13502 | GEMAOFIL_03443 | | Nitric oxide reductase subunit B | cofit | 55 | 93 |
| o | Pseudomonas sp. SVBP6 | COO64_RS14135 | | cbb3-type cytochrome c oxidase subunit I | insig. | 52 | 99 |
| o | Pseudomonas fluorescens FW300-N2C3 | AO356_25100 | | nitric oxide reductase | strong | 52 | 100 |
| o | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_5759 | | Nitric-oxide reductase subunit B (EC 1.7.99.7) | insig. | 52 | 100 |
| o | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_710 | | Nitric-oxide reductase subunit B (EC 1.7.99.7) | strong | 52 | 100 |
| o | Pseudomonas sp. RS175 | PFR28_02225 | | Nitric oxide reductase subunit B | insig. | 52 | 100 |
| o | Pseudomonas fluorescens FW300-N2E3 | AO353_21995 | | nitric oxide reductase | sig. | 51 | 100 |
| | Pseudomonas stutzeri RCH2 | Psest_2291 | | Nitric oxide reductase large subunit | insig. | 44 | 95 |
| o | Castellaniella sp019104865 MT123 | ABCV34_RS01100 | | cbb3-type cytochrome c oxidase subunit I | insig. | 35 | 88 |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS14500 | | cbb3-type cytochrome c oxidase subunit I | insig. | 31 | 91 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS13825 | | cbb3-type cytochrome c oxidase subunit I | insig. | 31 | 91 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS14105 | | cbb3-type cytochrome c oxidase subunit I | insig. | 31 | 91 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_00830 | | Nitric-oxide reductase | insig. | 32 | 91 |
| | Ralstonia solanacearum GMI1000 | RS_RS24370 | | nitric-oxide reductase large subunit | insig. | 29 | 85 |
| | Ralstonia solanacearum UW163 | UW163_RS16335 | | nitric-oxide reductase large subunit | insig. | 29 | 85 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS17955 | | nitric-oxide reductase large subunit | insig. | 30 | 81 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS23085 | | nitric-oxide reductase large subunit | insig. | 29 | 85 |
| | Shewanella amazonensis SB2B | Sama_0728 | | putative nitric oxide reductase (subunit B) transmembrane protein (RefSeq) | insig. | 28 | 85 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_01025 | | Nitric oxide reductase large subunit | insig. | 26 | 94 |
| | Shewanella sp. ANA-3 | Shewana3_0846 | | putative nitric oxide reductase (subunit B) transmembrane protein (RefSeq) | cofit | 27 | 85 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS23085 | | nitric-oxide reductase large subunit | insig. | 27 | 85 |
| | Shewanella loihica PV-4 | Shew_0657 | | putative nitric oxide reductase (subunit B) transmembrane protein (RefSeq) | insig. | 27 | 83 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS13795 | | nitric-oxide reductase large subunit | insig. | 27 | 88 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS14075 | | nitric-oxide reductase large subunit | insig. | 27 | 88 |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS14535 | | nitric-oxide reductase large subunit | insig. | 27 | 88 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_06875 | | nitric-oxide reductase large subunit | insig. | 25 | 83 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS05895 | | nitric-oxide reductase large subunit | cofit | 26 | 95 |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS12360 | | cbb3-type cytochrome c oxidase subunit I | insig. | 26 | 85 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS16565 | | cbb3-type cytochrome c oxidase subunit I | cofit | 27 | 85 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS16290 | | cbb3-type cytochrome c oxidase subunit I | cofit | 26 | 85 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS08845 | | nitric oxide reductase large subunit | insig. | 25 | 91 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_1250 | | Nitric-oxide reductase (EC 1.7.99.7), quinol-dependent | insig. | 26 | 95 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_08205 | norB | nitric-oxide reductase large subunit | insig. | 26 | 85 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_0942 | | Nitric oxide reductase large subunit | cofit | 25 | 95 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4517 | | Nitric-oxide reductase (EC 1.7.99.7), quinol-dependent | insig. | 24 | 98 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_3314 | | Nitric-oxide reductase (EC 1.7.99.7), quinol-dependent | insig. | 24 | 95 |
| | Cellulophaga baltica 18 | M666_RS16130 | | nitric-oxide reductase large subunit | insig. | 26 | 88 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS13835 | | cbb3-type cytochrome c oxidase subunit I | insig. | 25 | 85 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS06870 | | cytochrome-c oxidase, cbb3-type subunit I | strong | 26 | 98 |
| | Dechlorosoma suillum PS | Dsui_1627 | | cytochrome c oxidase, cbb3-type, subunit I | no data | 25 | 100 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS21015 | | cbb3-type cytochrome c oxidase subunit I | insig. | 25 | 94 |
| | Ralstonia solanacearum UW163 | UW163_RS22155 | | cbb3-type cytochrome c oxidase subunit I | insig. | 25 | 94 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4135 | | Cytochrome c oxidase subunit CcoN (EC 1.9.3.1) | insig. | 24 | 100 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS17740 | | cytochrome-c oxidase, cbb3-type subunit I | insig. | 26 | 90 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS09200 | | membrane protein | insig. | 27 | 88 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_968 | | Cytochrome c oxidase subunit CcoN (EC 1.9.3.1) | strong | 24 | 91 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS11145 | | cytochrome-c oxidase, cbb3-type subunit I | cofit | 25 | 90 |
| | Ralstonia solanacearum GMI1000 | RS_RS06395 | | cytochrome-c oxidase, cbb3-type subunit I | sig. | 26 | 82 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS12910 | | cbb3-type cytochrome c oxidase subunit I | insig. | 24 | 92 |
| | Shewanella amazonensis SB2B | Sama_1791 | | cytochrome c oxidase, cbb3-type, subunit I (RefSeq) | strong | 24 | 93 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS15615 | | cytochrome-c oxidase, cbb3-type subunit I | insig. | 26 | 82 |
| | Ralstonia solanacearum UW163 | UW163_RS13075 | | cytochrome-c oxidase, cbb3-type subunit I | insig. | 26 | 82 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_05780 | | cytochrome C oxidase Cbb3 | cofit | 23 | 93 |
| | Shewanella sp. ANA-3 | Shewana3_2107 | | cytochrome c oxidase, cbb3-type, subunit I (RefSeq) | strong | 23 | 99 |
| | Shewanella oneidensis MR-1 | SO2364 | ccoN | cytochrome c oxidase, cbb3-type, subunit I (NCBI ptt file) | strong | 23 | 99 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_2885 | | cytochrome c oxidase, cbb3-type, subunit I/cytochrome c oxidase, cbb3-type, subunit II | cofit | 21 | 95 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_1966 | | cytochrome c oxidase, cbb3-type, subunit I | cofit | 25 | 100 |
| | Shewanella loihica PV-4 | Shew_1985 | | cytochrome c oxidase, cbb3-type, subunit I (RefSeq) | strong | 22 | 99 |
| | Variovorax sp. OAS795 | ABID97_RS16225 | | cytochrome-c oxidase, cbb3-type subunit I | insig. | 24 | 94 |
| | Variovorax sp. SCN45 | GFF6964 | | Cytochrome c oxidase (cbb3-type) subunit CcoN (EC 1.9.3.1) | insig. | 24 | 89 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF1046 | | Cytochrome c oxidase subunit CcoN (EC 1.9.3.1) | insig. | 26 | 79 |
| | Pseudomonas sp. RS175 | PFR28_01095 | | Cbb3-type cytochrome c oxidase subunit CcoN1 | strong | 25 | 78 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS22320 | | cytochrome-c oxidase, cbb3-type subunit I | insig. | 24 | 78 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS22320 | | cytochrome-c oxidase, cbb3-type subunit I | strong | 24 | 78 |
| | Alteromonas macleodii MIT1002 | MIT1002_02129 | | hypothetical protein | strong | 23 | 96 |
| | Rhodospirillum rubrum S1H | Rru_A3332 | | Cytochrome c oxidase cbb3-type, subunit I (NCBI) | no data | 22 | 90 |
| | Ralstonia solanacearum GMI1000 | RS_RS21915 | | cbb3-type cytochrome c oxidase subunit I | insig. | 26 | 84 |
| | Rhizobium sp. OAE497 | ABIE40_RS26170 | | cytochrome-c oxidase, cbb3-type subunit I | cofit | 23 | 97 |
| | Pseudomonas orientalis W4I3 | QF045_RS22515 | | cytochrome-c oxidase, cbb3-type subunit I | cofit | 24 | 78 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_02405 | | cytochrome C oxidase Cbb3 | strong | 24 | 78 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_2305 | | Cytochrome c oxidase subunit CcoN (EC 1.9.3.1) | sig. | 24 | 78 |
| | Pseudomonas stutzeri RCH2 | Psest_2524 | | cytochrome c oxidase, cbb3-type, subunit I | sig. | 23 | 88 |
| | Pseudomonas simiae WCS417 | PS417_20700 | | cbb3-type cytochrome c oxidase subunit I | sig. | 24 | 78 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS16055 | | cytochrome oxidase subunit I | strong | 24 | 89 |
| | Cellulophaga baltica 18 | M666_RS07155 | | cytochrome-c oxidase, cbb3-type subunit I | strong | 22 | 96 |
| | Pseudomonas sp. SVBP6 | COO64_RS18710 | ccoN | cytochrome-c oxidase, cbb3-type subunit I | cofit | 24 | 83 |
| | Pseudomonas sp. DMC3 | GFF729 | | Cbb3-type cytochrome c oxidase subunit CcoN1 | cofit | 24 | 78 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS01375 | | cytochrome C oxidase Cbb3 | insig. | 23 | 83 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_00585 | | cytochrome C oxidase Cbb3 | sig. | 23 | 78 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_4056 | | Cytochrome c oxidase subunit CcoN (EC 1.9.3.1) | insig. | 24 | 78 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS04450 | | cytochrome-c oxidase, cbb3-type subunit I | cofit | 23 | 94 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_04285 | | Cbb3-type cytochrome c oxidase subunit CcoN1 | cofit | 25 | 69 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_3884 | | Cytochrome c oxidase subunit CcoN (EC 1.9.3.1) | strong | 24 | 78 |
| | Pseudomonas sp. BP01 | JOY50_RS00055 | ccoN | cytochrome-c oxidase, cbb3-type subunit I | sig. | 24 | 78 |
| | Marinobacter adhaerens HP15 | HP15_2107 | | cytochrome c oxidase, cbb3-type, subunit I | no data | 24 | 94 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_0202 | ccoN | Cbb3-type cytochrome oxidase subunit 1-like | insig. | 22 | 78 |
| | Methylophilus sp. DMC18 | GFF1082 | | Cbb3-type cytochrome c oxidase subunit CcoN1 | no data | 23 | 91 |