| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| arcB | napC | HMPREF0621_1142 | HMPREF0621_0822 | ATPase/histidine kinase/DNA gyrase B/HSP90 domain protein; COG: COG0642; Pfam: PF00512,PF02518,PF00072,PF01627; InterPro: IPR003594. | Periplasmic nitrate (or nitrite) reductase c-type cytochrome, NapC/NirT family; COG: COG3005; Pfam: PF03264; InterPro: IPR011885. | 0.664 |
| napA | napB | HMPREF0621_0818 | HMPREF0621_0821 | 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. | Periplasmic nitrate reductase, diheme cytochrome c subunit; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | 0.999 |
| napA | napC | HMPREF0621_0818 | HMPREF0621_0822 | 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. | Periplasmic nitrate (or nitrite) reductase c-type cytochrome, NapC/NirT family; COG: COG3005; Pfam: PF03264; InterPro: IPR011885. | 0.958 |
| napA | napD | HMPREF0621_0818 | HMPREF0621_0817 | 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 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. | 0.997 |
| napA | napF | HMPREF0621_0818 | HMPREF0621_0759 | 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; COG: COG1145; Pfam: PF00037; InterPro: IPR004496. | 0.847 |
| napA | napF-2 | HMPREF0621_0818 | HMPREF0621_0816 | 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. | 0.985 |
| napA | napG | HMPREF0621_0818 | HMPREF0621_0819 | 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. | Putative ferredoxin-type protein NapF; COG: COG1145; Pfam: PF00037; InterPro: IPR004494. | 0.962 |
| napA | napH | HMPREF0621_0818 | HMPREF0621_0820 | 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, NapH/MauN family; COG: COG0348; Pfam: PF00037; InterPro: IPR011886. | 0.951 |
| napA | torD2 | HMPREF0621_0818 | HMPREF0621_1916 | 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. | Cytoplasmic chaperone TorD; Involved in the biogenesis of TorA. Acts on TorA before the insertion of the molybdenum cofactor and, as a result, probably favors a conformation of the apoenzyme that is competent for acquiring the cofactor; Belongs to the TorD/DmsD family. TorD subfamily. | 0.563 |
| napB | napA | HMPREF0621_0821 | HMPREF0621_0818 | Periplasmic nitrate reductase, diheme cytochrome c subunit; 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 | HMPREF0621_0821 | HMPREF0621_0822 | Periplasmic nitrate reductase, diheme cytochrome c subunit; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | Periplasmic nitrate (or nitrite) reductase c-type cytochrome, NapC/NirT family; COG: COG3005; Pfam: PF03264; InterPro: IPR011885. | 0.977 |
| napB | napD | HMPREF0621_0821 | HMPREF0621_0817 | Periplasmic nitrate reductase, diheme cytochrome c subunit; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | NapD 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. | 0.906 |
| napB | napF | HMPREF0621_0821 | HMPREF0621_0759 | Periplasmic nitrate reductase, diheme cytochrome c subunit; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | Ferredoxin-type protein NapF; COG: COG1145; Pfam: PF00037; InterPro: IPR004496. | 0.941 |
| napB | napF-2 | HMPREF0621_0821 | HMPREF0621_0816 | Periplasmic nitrate reductase, diheme cytochrome c subunit; 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. | 0.974 |
| napB | napG | HMPREF0621_0821 | HMPREF0621_0819 | Periplasmic nitrate reductase, diheme cytochrome c subunit; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | Putative ferredoxin-type protein NapF; COG: COG1145; Pfam: PF00037; InterPro: IPR004494. | 0.985 |
| napB | napH | HMPREF0621_0821 | HMPREF0621_0820 | Periplasmic nitrate reductase, diheme cytochrome c subunit; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | Ferredoxin-type protein, NapH/MauN family; COG: COG0348; Pfam: PF00037; InterPro: IPR011886. | 0.995 |
| napB | torA-2 | HMPREF0621_0821 | HMPREF0621_1917 | Periplasmic nitrate reductase, diheme cytochrome c subunit; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | trimethylamine-N-oxide reductase TorA; COG: COG0243; Pfam: PF00384,PF01568; InterPro: IPR011887; Belongs to the prokaryotic molybdopterin-containing oxidoreductase family. | 0.638 |
| napB | torD2 | HMPREF0621_0821 | HMPREF0621_1916 | Periplasmic nitrate reductase, diheme cytochrome c subunit; Electron transfer subunit of the periplasmic nitrate reductase complex NapAB; Belongs to the NapB family. | Cytoplasmic chaperone TorD; Involved in the biogenesis of TorA. Acts on TorA before the insertion of the molybdenum cofactor and, as a result, probably favors a conformation of the apoenzyme that is competent for acquiring the cofactor; Belongs to the TorD/DmsD family. TorD subfamily. | 0.559 |
| napC | arcB | HMPREF0621_0822 | HMPREF0621_1142 | Periplasmic nitrate (or nitrite) reductase c-type cytochrome, NapC/NirT family; COG: COG3005; Pfam: PF03264; InterPro: IPR011885. | ATPase/histidine kinase/DNA gyrase B/HSP90 domain protein; COG: COG0642; Pfam: PF00512,PF02518,PF00072,PF01627; InterPro: IPR003594. | 0.664 |
| napC | napA | HMPREF0621_0822 | HMPREF0621_0818 | Periplasmic nitrate (or nitrite) reductase c-type cytochrome, NapC/NirT family; COG: COG3005; Pfam: PF03264; InterPro: IPR011885. | 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. | 0.958 |