| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| HypB | MmcM | PTH_2009 | PTH_1369 | Ni2+-binding GTPase; Involved in regulation of expression and maturation of urease and hydrogenase. | Related 2-oxoacid:ferredoxin oxidoreductases, alpha subunit. | 0.410 |
| HypB | PTH_0028 | PTH_2009 | PTH_0028 | Ni2+-binding GTPase; Involved in regulation of expression and maturation of urease and hydrogenase. | Containing COG4624, iron only hydrogenase large subunit, C-terminal domain; COG2000, predicted Fe-S protein; and PAS domain. | 0.731 |
| HypB | PTH_1816 | PTH_2009 | PTH_1816 | Ni2+-binding GTPase; Involved in regulation of expression and maturation of urease and hydrogenase. | Uncharacterized conserved protein. | 0.738 |
| HypB | PTH_2010 | PTH_2009 | PTH_2010 | Ni2+-binding GTPase; Involved in regulation of expression and maturation of urease and hydrogenase. | NADH dehydrogenase/NADH:ubiquinone oxidoreductase 75 kD subunit, chain G. | 0.420 |
| MmcM | HypB | PTH_1369 | PTH_2009 | Related 2-oxoacid:ferredoxin oxidoreductases, alpha subunit. | Ni2+-binding GTPase; Involved in regulation of expression and maturation of urease and hydrogenase. | 0.410 |
| MmcM | NuoF | PTH_1369 | PTH_1378 | Related 2-oxoacid:ferredoxin oxidoreductases, alpha subunit. | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | 0.756 |
| MmcM | NuoF-2 | PTH_1369 | PTH_2011 | Related 2-oxoacid:ferredoxin oxidoreductases, alpha subunit. | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | 0.746 |
| MmcM | NuoF-3 | PTH_1369 | PTH_2648 | Related 2-oxoacid:ferredoxin oxidoreductases, alpha subunit. | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | 0.864 |
| MmcM | PTH_0027 | PTH_1369 | PTH_0027 | Related 2-oxoacid:ferredoxin oxidoreductases, alpha subunit. | Hypothetical protein. | 0.643 |
| MmcM | PTH_0028 | PTH_1369 | PTH_0028 | Related 2-oxoacid:ferredoxin oxidoreductases, alpha subunit. | Containing COG4624, iron only hydrogenase large subunit, C-terminal domain; COG2000, predicted Fe-S protein; and PAS domain. | 0.675 |
| MmcM | PTH_2010 | PTH_1369 | PTH_2010 | Related 2-oxoacid:ferredoxin oxidoreductases, alpha subunit. | NADH dehydrogenase/NADH:ubiquinone oxidoreductase 75 kD subunit, chain G. | 0.766 |
| NtrB-2 | PTH_0028 | PTH_0752 | PTH_0028 | Signal transduction histidine kinase; Nitrogen specific. | Containing COG4624, iron only hydrogenase large subunit, C-terminal domain; COG2000, predicted Fe-S protein; and PAS domain. | 0.706 |
| NuoF | MmcM | PTH_1378 | PTH_1369 | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | Related 2-oxoacid:ferredoxin oxidoreductases, alpha subunit. | 0.756 |
| NuoF | NuoF-2 | PTH_1378 | PTH_2011 | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | 0.533 |
| NuoF | NuoF-3 | PTH_1378 | PTH_2648 | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | 0.679 |
| NuoF | PTH_0027 | PTH_1378 | PTH_0027 | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | Hypothetical protein. | 0.982 |
| NuoF | PTH_0028 | PTH_1378 | PTH_0028 | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | Containing COG4624, iron only hydrogenase large subunit, C-terminal domain; COG2000, predicted Fe-S protein; and PAS domain. | 0.961 |
| NuoF | PTH_2010 | PTH_1378 | PTH_2010 | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | NADH dehydrogenase/NADH:ubiquinone oxidoreductase 75 kD subunit, chain G. | 0.979 |
| NuoF-2 | MmcM | PTH_2011 | PTH_1369 | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | Related 2-oxoacid:ferredoxin oxidoreductases, alpha subunit. | 0.746 |
| NuoF-2 | NuoF | PTH_2011 | PTH_1378 | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | NADH:ubiquinone oxidoreductase, NADH-binding 51 kD subunit. | 0.533 |