| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| HI_1681 | nrfB | HI_1681 | HI_1068 | Conserved hypothetical protein; Similar to GB:U00096 PID:1787198 percent identity: 26.85; identified by sequence similarity; putative; Belongs to the UPF0319 family. | Nitrite reductase, cytochrome C-type protein (nrfB); Plays a role in nitrite reduction. | 0.680 |
| HI_1681 | oapA | HI_1681 | HI_0330 | Conserved hypothetical protein; Similar to GB:U00096 PID:1787198 percent identity: 26.85; identified by sequence similarity; putative; Belongs to the UPF0319 family. | Opacity associated protein (oapA); Cell envelope protein involved in phase variation, confers opaque colony phenotype; Belongs to the OapA family. | 0.702 |
| napB | napC | HI_0347 | HI_0348 | Periplasmic nitrate reductase (napB); Electron transfer subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from the membrane-anchored tetraheme c-type NapC protein and transfers these to NapA subunit, thus allowing electron flow between membrane and periplasm. Essential for periplasmic nitrate reduction with nitrate as the terminal electron acceptor; Belongs to the NapB family. | Cytochrome C-type protein (napC); Mediates electron flow from quinones to the NapAB complex. | 0.993 |
| napB | napG | HI_0347 | HI_0345 | Periplasmic nitrate reductase (napB); Electron transfer subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from the membrane-anchored tetraheme c-type NapC protein and transfers these to NapA subunit, thus allowing electron flow between membrane and periplasm. Essential for periplasmic nitrate reduction with nitrate as the terminal electron acceptor; Belongs to the NapB family. | Ferredoxin-type protein (napG); Required for electron transfer from ubiquinol, via NapC, to the periplasmic nitrate reductase NapAB complex. | 0.993 |
| napB | napH | HI_0347 | HI_0346 | Periplasmic nitrate reductase (napB); Electron transfer subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from the membrane-anchored tetraheme c-type NapC protein and transfers these to NapA subunit, thus allowing electron flow between membrane and periplasm. Essential for periplasmic nitrate reduction with nitrate as the terminal electron acceptor; Belongs to the NapB family. | Ferredoxin-type protein (napH); Required for electron transfer from ubiquinol, via NapC, to the periplasmic nitrate reductase NapAB complex. | 0.998 |
| napB | nrfA | HI_0347 | HI_1069 | Periplasmic nitrate reductase (napB); Electron transfer subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from the membrane-anchored tetraheme c-type NapC protein and transfers these to NapA subunit, thus allowing electron flow between membrane and periplasm. Essential for periplasmic nitrate reduction with nitrate as the terminal electron acceptor; Belongs to the NapB family. | Nitrite reductase, cytochrome C552 (nrfA); Catalyzes the reduction of nitrite to ammonia, consuming six electrons in the process; Belongs to the cytochrome c-552 family. | 0.978 |
| napB | nrfB | HI_0347 | HI_1068 | Periplasmic nitrate reductase (napB); Electron transfer subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from the membrane-anchored tetraheme c-type NapC protein and transfers these to NapA subunit, thus allowing electron flow between membrane and periplasm. Essential for periplasmic nitrate reduction with nitrate as the terminal electron acceptor; Belongs to the NapB family. | Nitrite reductase, cytochrome C-type protein (nrfB); Plays a role in nitrite reduction. | 0.691 |
| napB | nrfD | HI_0347 | HI_1066 | Periplasmic nitrate reductase (napB); Electron transfer subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from the membrane-anchored tetraheme c-type NapC protein and transfers these to NapA subunit, thus allowing electron flow between membrane and periplasm. Essential for periplasmic nitrate reduction with nitrate as the terminal electron acceptor; Belongs to the NapB family. | Nitrite reductase, transmembrane protein (nrfD); Probably involved in the transfer of electrons from the quinone pool to the type-c cytochromes; Belongs to the NrfD family. | 0.469 |
| napB | torY | HI_0347 | HI_0644 | Periplasmic nitrate reductase (napB); Electron transfer subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from the membrane-anchored tetraheme c-type NapC protein and transfers these to NapA subunit, thus allowing electron flow between membrane and periplasm. Essential for periplasmic nitrate reduction with nitrate as the terminal electron acceptor; Belongs to the NapB family. | Cytochrome C-type protein (yecK); Part of the anaerobic respiratory chain of trimethylamine-N- oxide reductase TorZ. Required for electron transfer to the TorZ terminal enzyme (By similarity). | 0.951 |
| napC | napB | HI_0348 | HI_0347 | Cytochrome C-type protein (napC); Mediates electron flow from quinones to the NapAB complex. | Periplasmic nitrate reductase (napB); Electron transfer subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from the membrane-anchored tetraheme c-type NapC protein and transfers these to NapA subunit, thus allowing electron flow between membrane and periplasm. Essential for periplasmic nitrate reduction with nitrate as the terminal electron acceptor; Belongs to the NapB family. | 0.993 |
| napC | napG | HI_0348 | HI_0345 | Cytochrome C-type protein (napC); Mediates electron flow from quinones to the NapAB complex. | Ferredoxin-type protein (napG); Required for electron transfer from ubiquinol, via NapC, to the periplasmic nitrate reductase NapAB complex. | 0.970 |
| napC | napH | HI_0348 | HI_0346 | Cytochrome C-type protein (napC); Mediates electron flow from quinones to the NapAB complex. | Ferredoxin-type protein (napH); Required for electron transfer from ubiquinol, via NapC, to the periplasmic nitrate reductase NapAB complex. | 0.979 |
| napC | nrfA | HI_0348 | HI_1069 | Cytochrome C-type protein (napC); Mediates electron flow from quinones to the NapAB complex. | Nitrite reductase, cytochrome C552 (nrfA); Catalyzes the reduction of nitrite to ammonia, consuming six electrons in the process; Belongs to the cytochrome c-552 family. | 0.727 |
| napC | nrfB | HI_0348 | HI_1068 | Cytochrome C-type protein (napC); Mediates electron flow from quinones to the NapAB complex. | Nitrite reductase, cytochrome C-type protein (nrfB); Plays a role in nitrite reduction. | 0.766 |
| napG | napB | HI_0345 | HI_0347 | Ferredoxin-type protein (napG); Required for electron transfer from ubiquinol, via NapC, to the periplasmic nitrate reductase NapAB complex. | Periplasmic nitrate reductase (napB); Electron transfer subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from the membrane-anchored tetraheme c-type NapC protein and transfers these to NapA subunit, thus allowing electron flow between membrane and periplasm. Essential for periplasmic nitrate reduction with nitrate as the terminal electron acceptor; Belongs to the NapB family. | 0.993 |
| napG | napC | HI_0345 | HI_0348 | Ferredoxin-type protein (napG); Required for electron transfer from ubiquinol, via NapC, to the periplasmic nitrate reductase NapAB complex. | Cytochrome C-type protein (napC); Mediates electron flow from quinones to the NapAB complex. | 0.970 |
| napG | napH | HI_0345 | HI_0346 | Ferredoxin-type protein (napG); Required for electron transfer from ubiquinol, via NapC, to the periplasmic nitrate reductase NapAB complex. | Ferredoxin-type protein (napH); Required for electron transfer from ubiquinol, via NapC, to the periplasmic nitrate reductase NapAB complex. | 0.999 |
| napG | nrfA | HI_0345 | HI_1069 | Ferredoxin-type protein (napG); Required for electron transfer from ubiquinol, via NapC, to the periplasmic nitrate reductase NapAB complex. | Nitrite reductase, cytochrome C552 (nrfA); Catalyzes the reduction of nitrite to ammonia, consuming six electrons in the process; Belongs to the cytochrome c-552 family. | 0.506 |
| napG | nrfB | HI_0345 | HI_1068 | Ferredoxin-type protein (napG); Required for electron transfer from ubiquinol, via NapC, to the periplasmic nitrate reductase NapAB complex. | Nitrite reductase, cytochrome C-type protein (nrfB); Plays a role in nitrite reduction. | 0.735 |
| napG | nrfD | HI_0345 | HI_1066 | Ferredoxin-type protein (napG); Required for electron transfer from ubiquinol, via NapC, to the periplasmic nitrate reductase NapAB complex. | Nitrite reductase, transmembrane protein (nrfD); Probably involved in the transfer of electrons from the quinone pool to the type-c cytochromes; Belongs to the NrfD family. | 0.769 |