| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| Atu0159 | nrt | Atu0159 | Atu0708 | ABC transporter, nucleotide binding/ATPase protein. | ABC transporter, nucleotide binding/ATPase protein. | 0.538 |
| Atu0159 | nrtB | Atu0159 | Atu3904 | ABC transporter, nucleotide binding/ATPase protein. | ABC transporter, membrane spanning protein (nitrate). | 0.846 |
| Atu0707 | Atu0709 | Atu0707 | Atu0709 | Transcriptional regulator, LuxR family. | Mrp protein; Binds and transfers iron-sulfur (Fe-S) clusters to target apoproteins. Can hydrolyze ATP; Belongs to the Mrp/NBP35 ATP-binding proteins family. | 0.425 |
| Atu0707 | nrt | Atu0707 | Atu0708 | Transcriptional regulator, LuxR family. | ABC transporter, nucleotide binding/ATPase protein. | 0.556 |
| Atu0709 | Atu0707 | Atu0709 | Atu0707 | Mrp protein; Binds and transfers iron-sulfur (Fe-S) clusters to target apoproteins. Can hydrolyze ATP; Belongs to the Mrp/NBP35 ATP-binding proteins family. | Transcriptional regulator, LuxR family. | 0.425 |
| Atu0709 | nrt | Atu0709 | Atu0708 | Mrp protein; Binds and transfers iron-sulfur (Fe-S) clusters to target apoproteins. Can hydrolyze ATP; Belongs to the Mrp/NBP35 ATP-binding proteins family. | ABC transporter, nucleotide binding/ATPase protein. | 0.563 |
| Atu4261 | nrt | Atu4261 | Atu0708 | ABC transporter, nucleotide binding/ATPase protein. | ABC transporter, nucleotide binding/ATPase protein. | 0.494 |
| Atu4261 | nrtB | Atu4261 | Atu3904 | ABC transporter, nucleotide binding/ATPase protein. | ABC transporter, membrane spanning protein (nitrate). | 0.787 |
| nasA | nasT | Atu3900 | Atu3907 | Nitrate reductase large subunit; Belongs to the prokaryotic molybdopterin-containing oxidoreductase family. NasA/NapA/NarB subfamily. | Two component response regulator. | 0.864 |
| nasA | nirB | Atu3900 | Atu3902 | Nitrate reductase large subunit; Belongs to the prokaryotic molybdopterin-containing oxidoreductase family. NasA/NapA/NarB subfamily. | Nitrite reductase large subunit; Belongs to the nitrite and sulfite reductase 4Fe-4S domain family. | 0.997 |
| nasA | nirD | Atu3900 | Atu3901 | Nitrate reductase large subunit; Belongs to the prokaryotic molybdopterin-containing oxidoreductase family. NasA/NapA/NarB subfamily. | Nitrite reductase small subunit. | 0.994 |
| nasA | nrt | Atu3900 | Atu0708 | Nitrate reductase large subunit; Belongs to the prokaryotic molybdopterin-containing oxidoreductase family. NasA/NapA/NarB subfamily. | ABC transporter, nucleotide binding/ATPase protein. | 0.824 |
| nasA | nrtB | Atu3900 | Atu3904 | Nitrate reductase large subunit; Belongs to the prokaryotic molybdopterin-containing oxidoreductase family. NasA/NapA/NarB subfamily. | ABC transporter, membrane spanning protein (nitrate). | 0.973 |
| nasA | nrtC | Atu3900 | Atu3903 | Nitrate reductase large subunit; Belongs to the prokaryotic molybdopterin-containing oxidoreductase family. NasA/NapA/NarB subfamily. | ABC transporter, nucleotide binding/ATPase protein (nitrate). | 0.985 |
| nasT | nasA | Atu3907 | Atu3900 | Two component response regulator. | Nitrate reductase large subunit; Belongs to the prokaryotic molybdopterin-containing oxidoreductase family. NasA/NapA/NarB subfamily. | 0.864 |
| nasT | nirB | Atu3907 | Atu3902 | Two component response regulator. | Nitrite reductase large subunit; Belongs to the nitrite and sulfite reductase 4Fe-4S domain family. | 0.871 |
| nasT | nirD | Atu3907 | Atu3901 | Two component response regulator. | Nitrite reductase small subunit. | 0.873 |
| nasT | nrt | Atu3907 | Atu0708 | Two component response regulator. | ABC transporter, nucleotide binding/ATPase protein. | 0.818 |
| nasT | nrtB | Atu3907 | Atu3904 | Two component response regulator. | ABC transporter, membrane spanning protein (nitrate). | 0.525 |
| nasT | nrtC | Atu3907 | Atu3903 | Two component response regulator. | ABC transporter, nucleotide binding/ATPase protein (nitrate). | 0.579 |