| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| APG89439.1 | norB | SAMCFNEI73_Ch0103 | SAMCFNEI73_Ch1305 | Hypothetical protein; Region:COG3391R. | Nitric oxide reductase subunit B; Region:COG3256P; Belongs to the heme-copper respiratory oxidase family. | 0.838 |
| APG89439.1 | norC | SAMCFNEI73_Ch0103 | SAMCFNEI73_Ch1304 | Hypothetical protein; Region:COG3391R. | Nitric oxide reductase subunit C; Region:COG2010C. | 0.822 |
| fbcB | fixN | SAMCFNEI73_Ch2050 | SAMCFNEI73_Ch2177 | Cytochrome B subunit of cytochrome bc1; Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis. | Cytochrome c oxidase subunit 1; Region:COG3278C; Belongs to the heme-copper respiratory oxidase family. | 0.879 |
| fbcB | fixO | SAMCFNEI73_Ch2050 | SAMCFNEI73_Ch2176 | Cytochrome B subunit of cytochrome bc1; Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis. | Cytochrome-c oxidase FixO2; Region:COG2993C. | 0.786 |
| fbcB | norC | SAMCFNEI73_Ch2050 | SAMCFNEI73_Ch1304 | Cytochrome B subunit of cytochrome bc1; Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis. | Nitric oxide reductase subunit C; Region:COG2010C. | 0.910 |
| fbcB | norE | SAMCFNEI73_Ch2050 | SAMCFNEI73_Ch1302 | Cytochrome B subunit of cytochrome bc1; Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis. | Cytochrome c oxidase subunit III-like protein NorE; Region:COG1845C. | 0.948 |
| fbcB | petA | SAMCFNEI73_Ch2050 | SAMCFNEI73_Ch2051 | Cytochrome B subunit of cytochrome bc1; Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis. | Ubiquinol-cytochrome c reductase iron-sulfur subunit PetA; Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis. | 0.999 |
| fixN | fbcB | SAMCFNEI73_Ch2177 | SAMCFNEI73_Ch2050 | Cytochrome c oxidase subunit 1; Region:COG3278C; Belongs to the heme-copper respiratory oxidase family. | Cytochrome B subunit of cytochrome bc1; Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis. | 0.879 |
| fixN | fixO | SAMCFNEI73_Ch2177 | SAMCFNEI73_Ch2176 | Cytochrome c oxidase subunit 1; Region:COG3278C; Belongs to the heme-copper respiratory oxidase family. | Cytochrome-c oxidase FixO2; Region:COG2993C. | 0.999 |
| fixN | norC | SAMCFNEI73_Ch2177 | SAMCFNEI73_Ch1304 | Cytochrome c oxidase subunit 1; Region:COG3278C; Belongs to the heme-copper respiratory oxidase family. | Nitric oxide reductase subunit C; Region:COG2010C. | 0.858 |
| fixN | petA | SAMCFNEI73_Ch2177 | SAMCFNEI73_Ch2051 | Cytochrome c oxidase subunit 1; Region:COG3278C; Belongs to the heme-copper respiratory oxidase family. | Ubiquinol-cytochrome c reductase iron-sulfur subunit PetA; Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis. | 0.748 |
| fixO | fbcB | SAMCFNEI73_Ch2176 | SAMCFNEI73_Ch2050 | Cytochrome-c oxidase FixO2; Region:COG2993C. | Cytochrome B subunit of cytochrome bc1; Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis. | 0.786 |
| fixO | fixN | SAMCFNEI73_Ch2176 | SAMCFNEI73_Ch2177 | Cytochrome-c oxidase FixO2; Region:COG2993C. | Cytochrome c oxidase subunit 1; Region:COG3278C; Belongs to the heme-copper respiratory oxidase family. | 0.999 |
| fixO | norC | SAMCFNEI73_Ch2176 | SAMCFNEI73_Ch1304 | Cytochrome-c oxidase FixO2; Region:COG2993C. | Nitric oxide reductase subunit C; Region:COG2010C. | 0.873 |
| fixO | petA | SAMCFNEI73_Ch2176 | SAMCFNEI73_Ch2051 | Cytochrome-c oxidase FixO2; Region:COG2993C. | Ubiquinol-cytochrome c reductase iron-sulfur subunit PetA; Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis. | 0.798 |
| nirK | norB | SAMCFNEI73_Ch1322 | SAMCFNEI73_Ch1305 | Copper-containing nitrite reductase NirK; Region:COG2132DPM; Belongs to the multicopper oxidase family. | Nitric oxide reductase subunit B; Region:COG3256P; Belongs to the heme-copper respiratory oxidase family. | 0.972 |
| nirK | norC | SAMCFNEI73_Ch1322 | SAMCFNEI73_Ch1304 | Copper-containing nitrite reductase NirK; Region:COG2132DPM; Belongs to the multicopper oxidase family. | Nitric oxide reductase subunit C; Region:COG2010C. | 0.966 |
| nirK | norD | SAMCFNEI73_Ch1322 | SAMCFNEI73_Ch1307 | Copper-containing nitrite reductase NirK; Region:COG2132DPM; Belongs to the multicopper oxidase family. | NorD protein required for nitric oxide reductase (Nor) activity; Region:COG4548P. | 0.604 |
| nirK | norQ | SAMCFNEI73_Ch1322 | SAMCFNEI73_Ch1306 | Copper-containing nitrite reductase NirK; Region:COG2132DPM; Belongs to the multicopper oxidase family. | Protein NorQ; Region:COG0714R. | 0.493 |
| norB | APG89439.1 | SAMCFNEI73_Ch1305 | SAMCFNEI73_Ch0103 | Nitric oxide reductase subunit B; Region:COG3256P; Belongs to the heme-copper respiratory oxidase family. | Hypothetical protein; Region:COG3391R. | 0.838 |