| node1 | node2 | node1 annotation | node2 annotation | score |
| SUN_0412 | SUN_1653 | Fumarate reductase, cytochrome b subunit. | Ni-Fe hydrogenase, large subunit; Quinone-reactive Ni/Fe hydrogenase. | 0.789 |
| SUN_0412 | SUN_1661 | Fumarate reductase, cytochrome b subunit. | Quinone-reactive Ni/Fe hydrogenase, cytochrome b subunit. | 0.449 |
| SUN_0412 | SUN_1662 | Fumarate reductase, cytochrome b subunit. | Ni-Fe hydrogenase, large subunit; Quinone-reactive Ni/Fe hydrogenase; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | 0.789 |
| SUN_0412 | SUN_1663 | Fumarate reductase, cytochrome b subunit. | Ni-Fe hydrogenase, small subunit; Quinone-reactive Ni/Fe hydrogenase. | 0.726 |
| SUN_0412 | SUN_1664 | Fumarate reductase, cytochrome b subunit. | Ni-Fe hydrogenase, large subunit HupV. | 0.561 |
| SUN_0412 | SUN_1665 | Fumarate reductase, cytochrome b subunit. | Ni-Fe hydrogenase, small subunit HupS. | 0.545 |
| SUN_1642 | SUN_1648 | Hydrogenase formation/expression protease. | Hydrogenase expression/formation protein HupF/HypC. | 0.526 |
| SUN_1642 | SUN_1653 | Hydrogenase formation/expression protease. | Ni-Fe hydrogenase, large subunit; Quinone-reactive Ni/Fe hydrogenase. | 0.864 |
| SUN_1642 | SUN_1661 | Hydrogenase formation/expression protease. | Quinone-reactive Ni/Fe hydrogenase, cytochrome b subunit. | 0.884 |
| SUN_1642 | SUN_1662 | Hydrogenase formation/expression protease. | Ni-Fe hydrogenase, large subunit; Quinone-reactive Ni/Fe hydrogenase; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | 0.864 |
| SUN_1642 | SUN_1663 | Hydrogenase formation/expression protease. | Ni-Fe hydrogenase, small subunit; Quinone-reactive Ni/Fe hydrogenase. | 0.843 |
| SUN_1642 | SUN_1664 | Hydrogenase formation/expression protease. | Ni-Fe hydrogenase, large subunit HupV. | 0.832 |
| SUN_1642 | SUN_1665 | Hydrogenase formation/expression protease. | Ni-Fe hydrogenase, small subunit HupS. | 0.839 |
| SUN_1648 | SUN_1642 | Hydrogenase expression/formation protein HupF/HypC. | Hydrogenase formation/expression protease. | 0.526 |
| SUN_1648 | SUN_1653 | Hydrogenase expression/formation protein HupF/HypC. | Ni-Fe hydrogenase, large subunit; Quinone-reactive Ni/Fe hydrogenase. | 0.849 |
| SUN_1648 | SUN_1659 | Hydrogenase expression/formation protein HupF/HypC. | Hypothetical protein. | 0.771 |
| SUN_1648 | SUN_1660 | Hydrogenase expression/formation protein HupF/HypC. | Hydrogenase formation/expression protease. | 0.565 |
| SUN_1648 | SUN_1661 | Hydrogenase expression/formation protein HupF/HypC. | Quinone-reactive Ni/Fe hydrogenase, cytochrome b subunit. | 0.465 |
| SUN_1648 | SUN_1662 | Hydrogenase expression/formation protein HupF/HypC. | Ni-Fe hydrogenase, large subunit; Quinone-reactive Ni/Fe hydrogenase; Belongs to the [NiFe]/[NiFeSe] hydrogenase large subunit family. | 0.762 |
| SUN_1648 | SUN_1663 | Hydrogenase expression/formation protein HupF/HypC. | Ni-Fe hydrogenase, small subunit; Quinone-reactive Ni/Fe hydrogenase. | 0.735 |