| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| ccmF | ccmH | SO_0266 | SO_0268 | Cytochrome c synthetase cytochrome b containing quinol-haem oxidoreductase subunit CcmF. | Cytochrome c synthetase subunit CcmH; Possible subunit of a heme lyase. | 0.999 |
| ccmF | sirF | SO_0266 | SO_0477 | Cytochrome c synthetase cytochrome b containing quinol-haem oxidoreductase subunit CcmF. | Cytochrome c maturation system haem lyase subunit SirF; Possible subunit of a heme lyase. | 0.925 |
| ccmF | sirG | SO_0266 | SO_0482 | Cytochrome c synthetase cytochrome b containing quinol-haem oxidoreductase subunit CcmF. | Cytochrome c maturation system haem lyase subunit SirG. | 0.796 |
| ccmF | sirH | SO_0266 | SO_0476 | Cytochrome c synthetase cytochrome b containing quinol-haem oxidoreductase subunit CcmF. | Cytochrome c maturation system periplasmic thioredoxin SirH. | 0.692 |
| ccmH | ccmF | SO_0268 | SO_0266 | Cytochrome c synthetase subunit CcmH; Possible subunit of a heme lyase. | Cytochrome c synthetase cytochrome b containing quinol-haem oxidoreductase subunit CcmF. | 0.999 |
| ccmH | sirE | SO_0268 | SO_0478 | Cytochrome c synthetase subunit CcmH; Possible subunit of a heme lyase. | Cytochrome c maturation system haem lyase subunit SirE. | 0.956 |
| ccmH | sirG | SO_0268 | SO_0482 | Cytochrome c synthetase subunit CcmH; Possible subunit of a heme lyase. | Cytochrome c maturation system haem lyase subunit SirG. | 0.722 |
| ccmH | sirH | SO_0268 | SO_0476 | Cytochrome c synthetase subunit CcmH; Possible subunit of a heme lyase. | Cytochrome c maturation system periplasmic thioredoxin SirH. | 0.747 |
| nosY | sirA | SO_0488 | SO_0479 | ABC-type copper transport system permease component NosY. | Sulfite reductase octaheme cytochrome c SirA; Respiratory sulfite reductase that catalyzes the reduction of sulfite to sulfide in a single step, consuming six electrons in the process. Required for sulfite respiration under anaerobic growth conditions. Does not contribute to nitrite reduction. | 0.480 |
| nosY | sirD | SO_0488 | SO_0484 | ABC-type copper transport system permease component NosY. | Menaquinol oxidase SirD. | 0.658 |
| nosY | sirG | SO_0488 | SO_0482 | ABC-type copper transport system permease component NosY. | Cytochrome c maturation system haem lyase subunit SirG. | 0.635 |
| nosY | sirI | SO_0488 | SO_0481 | ABC-type copper transport system permease component NosY. | Cytochrome c maturation system peptidyl-prolyl cis-trans isomerase SirI. | 0.594 |
| sirA | nosY | SO_0479 | SO_0488 | Sulfite reductase octaheme cytochrome c SirA; Respiratory sulfite reductase that catalyzes the reduction of sulfite to sulfide in a single step, consuming six electrons in the process. Required for sulfite respiration under anaerobic growth conditions. Does not contribute to nitrite reduction. | ABC-type copper transport system permease component NosY. | 0.480 |
| sirA | sirB | SO_0479 | SO_0480 | Sulfite reductase octaheme cytochrome c SirA; Respiratory sulfite reductase that catalyzes the reduction of sulfite to sulfide in a single step, consuming six electrons in the process. Required for sulfite respiration under anaerobic growth conditions. Does not contribute to nitrite reduction. | Sulfurtransferase SirB. | 0.741 |
| sirA | sirD | SO_0479 | SO_0484 | Sulfite reductase octaheme cytochrome c SirA; Respiratory sulfite reductase that catalyzes the reduction of sulfite to sulfide in a single step, consuming six electrons in the process. Required for sulfite respiration under anaerobic growth conditions. Does not contribute to nitrite reduction. | Menaquinol oxidase SirD. | 0.782 |
| sirA | sirE | SO_0479 | SO_0478 | Sulfite reductase octaheme cytochrome c SirA; Respiratory sulfite reductase that catalyzes the reduction of sulfite to sulfide in a single step, consuming six electrons in the process. Required for sulfite respiration under anaerobic growth conditions. Does not contribute to nitrite reduction. | Cytochrome c maturation system haem lyase subunit SirE. | 0.492 |
| sirA | sirF | SO_0479 | SO_0477 | Sulfite reductase octaheme cytochrome c SirA; Respiratory sulfite reductase that catalyzes the reduction of sulfite to sulfide in a single step, consuming six electrons in the process. Required for sulfite respiration under anaerobic growth conditions. Does not contribute to nitrite reduction. | Cytochrome c maturation system haem lyase subunit SirF; Possible subunit of a heme lyase. | 0.406 |
| sirA | sirG | SO_0479 | SO_0482 | Sulfite reductase octaheme cytochrome c SirA; Respiratory sulfite reductase that catalyzes the reduction of sulfite to sulfide in a single step, consuming six electrons in the process. Required for sulfite respiration under anaerobic growth conditions. Does not contribute to nitrite reduction. | Cytochrome c maturation system haem lyase subunit SirG. | 0.661 |
| sirA | sirI | SO_0479 | SO_0481 | Sulfite reductase octaheme cytochrome c SirA; Respiratory sulfite reductase that catalyzes the reduction of sulfite to sulfide in a single step, consuming six electrons in the process. Required for sulfite respiration under anaerobic growth conditions. Does not contribute to nitrite reduction. | Cytochrome c maturation system peptidyl-prolyl cis-trans isomerase SirI. | 0.945 |
| sirB | sirA | SO_0480 | SO_0479 | Sulfurtransferase SirB. | Sulfite reductase octaheme cytochrome c SirA; Respiratory sulfite reductase that catalyzes the reduction of sulfite to sulfide in a single step, consuming six electrons in the process. Required for sulfite respiration under anaerobic growth conditions. Does not contribute to nitrite reduction. | 0.741 |