| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| CH53_495 | napA | CH53_495 | CH53_557 | 4Fe-4S binding domain protein. | Periplasmic nitrate reductase, large subunit; Catalytic subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from NapB and catalyzes the reduction of nitrate to nitrite. | 0.854 |
| CH53_495 | napB | CH53_495 | CH53_556 | 4Fe-4S binding domain protein. | Nitrate reductase cytochrome c-type subunit family protein; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | 0.946 |
| CH53_495 | napC | CH53_495 | CH53_555 | 4Fe-4S binding domain protein. | napC_nirT: periplasmic nitrate (or nitrite) reductase c-type cytochrome, NapC/NirT family protein. | 0.900 |
| CH53_495 | napD | CH53_495 | CH53_558 | 4Fe-4S binding domain protein. | napD family protein; Chaperone for NapA, the catalytic subunit of the periplasmic nitrate reductase. It binds directly and specifically to the twin- arginine signal peptide of NapA, preventing premature interaction with the Tat translocase and premature export. | 0.962 |
| CH53_495 | torC | CH53_495 | CH53_236 | 4Fe-4S binding domain protein. | Cytochrome c554 and c-prime family protein; Belongs to the TorC/TorY family. | 0.893 |
| napA | CH53_495 | CH53_557 | CH53_495 | Periplasmic nitrate reductase, large subunit; Catalytic subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from NapB and catalyzes the reduction of nitrate to nitrite. | 4Fe-4S binding domain protein. | 0.854 |
| napA | napB | CH53_557 | CH53_556 | Periplasmic nitrate reductase, large subunit; Catalytic subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from NapB and catalyzes the reduction of nitrate to nitrite. | Nitrate reductase cytochrome c-type subunit family protein; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | 0.999 |
| napA | napC | CH53_557 | CH53_555 | Periplasmic nitrate reductase, large subunit; Catalytic subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from NapB and catalyzes the reduction of nitrate to nitrite. | napC_nirT: periplasmic nitrate (or nitrite) reductase c-type cytochrome, NapC/NirT family protein. | 0.972 |
| napA | napD | CH53_557 | CH53_558 | Periplasmic nitrate reductase, large subunit; Catalytic subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from NapB and catalyzes the reduction of nitrate to nitrite. | napD family protein; Chaperone for NapA, the catalytic subunit of the periplasmic nitrate reductase. It binds directly and specifically to the twin- arginine signal peptide of NapA, preventing premature interaction with the Tat translocase and premature export. | 0.999 |
| napA | napF | CH53_557 | CH53_559 | Periplasmic nitrate reductase, large subunit; Catalytic subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from NapB and catalyzes the reduction of nitrate to nitrite. | Ferredoxin-type protein NapF; Could be involved in the maturation of NapA, the catalytic subunit of the periplasmic nitrate reductase, before its export into the periplasm; Belongs to the NapF family. | 0.994 |
| napA | narH | CH53_557 | CH53_3685 | Periplasmic nitrate reductase, large subunit; Catalytic subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from NapB and catalyzes the reduction of nitrate to nitrite. | narH: nitrate reductase, beta subunit. | 0.932 |
| napA | narK | CH53_557 | CH53_3683 | Periplasmic nitrate reductase, large subunit; Catalytic subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from NapB and catalyzes the reduction of nitrate to nitrite. | 2A0108: nitrite transporter family protein. | 0.919 |
| napA | nirB | CH53_557 | CH53_1533 | Periplasmic nitrate reductase, large subunit; Catalytic subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from NapB and catalyzes the reduction of nitrate to nitrite. | nitri_red_nirB: nitrite reductase [NAD(P)H], large subunit; Belongs to the nitrite and sulfite reductase 4Fe-4S domain family. | 0.947 |
| napA | nirD | CH53_557 | CH53_1534 | Periplasmic nitrate reductase, large subunit; Catalytic subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from NapB and catalyzes the reduction of nitrate to nitrite. | Nitrite reductase [NAD(P)H] small subunit. | 0.946 |
| napA | torC | CH53_557 | CH53_236 | Periplasmic nitrate reductase, large subunit; Catalytic subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from NapB and catalyzes the reduction of nitrate to nitrite. | Cytochrome c554 and c-prime family protein; Belongs to the TorC/TorY family. | 0.948 |
| napB | CH53_495 | CH53_556 | CH53_495 | Nitrate reductase cytochrome c-type subunit family protein; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | 4Fe-4S binding domain protein. | 0.946 |
| napB | napA | CH53_556 | CH53_557 | Nitrate reductase cytochrome c-type subunit family protein; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | Periplasmic nitrate reductase, large subunit; Catalytic subunit of the periplasmic nitrate reductase complex NapAB. Receives electrons from NapB and catalyzes the reduction of nitrate to nitrite. | 0.999 |
| napB | napC | CH53_556 | CH53_555 | Nitrate reductase cytochrome c-type subunit family protein; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | napC_nirT: periplasmic nitrate (or nitrite) reductase c-type cytochrome, NapC/NirT family protein. | 0.984 |
| napB | napD | CH53_556 | CH53_558 | Nitrate reductase cytochrome c-type subunit family protein; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | napD family protein; Chaperone for NapA, the catalytic subunit of the periplasmic nitrate reductase. It binds directly and specifically to the twin- arginine signal peptide of NapA, preventing premature interaction with the Tat translocase and premature export. | 0.983 |
| napB | napF | CH53_556 | CH53_559 | Nitrate reductase cytochrome c-type subunit family protein; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | Ferredoxin-type protein NapF; Could be involved in the maturation of NapA, the catalytic subunit of the periplasmic nitrate reductase, before its export into the periplasm; Belongs to the NapF family. | 0.971 |