| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| atpB | ctaC | ABC3857 | ABC2393 | F0F1-type ATP synthase A chain; Key component of the proton channel; it plays a direct role in the translocation of protons across the membrane. | Cytochrome caa3 oxidase subunit II CoxB; Subunits I and II form the functional core of the enzyme complex. Electrons originating in cytochrome c are transferred via heme a and Cu(A) to the binuclear center formed by heme a3 and Cu(B). | 0.799 |
| atpB | ctaD | ABC3857 | ABC2392 | F0F1-type ATP synthase A chain; Key component of the proton channel; it plays a direct role in the translocation of protons across the membrane. | Cytochrome caa3 oxidase subunit I CoxA; Cytochrome c oxidase is the component of the respiratory chain that catalyzes the reduction of oxygen to water. Subunits 1-3 form the functional core of the enzyme complex. CO I is the catalytic subunit of the enzyme. Electrons originating in cytochrome c are transferred via the copper A center of subunit 2 and heme A of subunit 1 to the bimetallic center formed by heme A3 and copper B. | 0.791 |
| atpB | ctaE | ABC3857 | ABC2391 | F0F1-type ATP synthase A chain; Key component of the proton channel; it plays a direct role in the translocation of protons across the membrane. | Cytochrome caa3 oxidase subunit III CoxC. | 0.955 |
| atpB | qcrA | ABC3857 | ABC1907 | F0F1-type ATP synthase A chain; Key component of the proton channel; it plays a direct role in the translocation of protons across the membrane. | Menaquinol-cytochrome c reductase iron-sulfur subunit. | 0.512 |
| atpB | qcrB | ABC3857 | ABC1908 | F0F1-type ATP synthase A chain; Key component of the proton channel; it plays a direct role in the translocation of protons across the membrane. | Menaquinol-cytochrome c reductase cytochrome b subunit. | 0.813 |
| atpB | qoxA | ABC3857 | ABC2137 | F0F1-type ATP synthase A chain; Key component of the proton channel; it plays a direct role in the translocation of protons across the membrane. | Cytochrome aa3 quinol oxidase subunit II QoxA; Catalyzes quinol oxidation with the concomitant reduction of oxygen to water. Subunit II transfers the electrons from a quinol to the binuclear center of the catalytic subunit I. | 0.732 |
| atpB | qoxB | ABC3857 | ABC2136 | F0F1-type ATP synthase A chain; Key component of the proton channel; it plays a direct role in the translocation of protons across the membrane. | Cytochrome aa3 quinol oxidase subunit I QoxB; Belongs to the heme-copper respiratory oxidase family. | 0.791 |
| ctaB | ctaC | ABC2902 | ABC2393 | Cytochrome oxidase assembly factor; Converts heme B (protoheme IX) to heme O by substitution of the vinyl group on carbon 2 of heme B porphyrin ring with a hydroxyethyl farnesyl side group; Belongs to the UbiA prenyltransferase family. Protoheme IX farnesyltransferase subfamily. | Cytochrome caa3 oxidase subunit II CoxB; Subunits I and II form the functional core of the enzyme complex. Electrons originating in cytochrome c are transferred via heme a and Cu(A) to the binuclear center formed by heme a3 and Cu(B). | 0.995 |
| ctaB | ctaD | ABC2902 | ABC2392 | Cytochrome oxidase assembly factor; Converts heme B (protoheme IX) to heme O by substitution of the vinyl group on carbon 2 of heme B porphyrin ring with a hydroxyethyl farnesyl side group; Belongs to the UbiA prenyltransferase family. Protoheme IX farnesyltransferase subfamily. | Cytochrome caa3 oxidase subunit I CoxA; Cytochrome c oxidase is the component of the respiratory chain that catalyzes the reduction of oxygen to water. Subunits 1-3 form the functional core of the enzyme complex. CO I is the catalytic subunit of the enzyme. Electrons originating in cytochrome c are transferred via the copper A center of subunit 2 and heme A of subunit 1 to the bimetallic center formed by heme A3 and copper B. | 0.995 |
| ctaB | ctaE | ABC2902 | ABC2391 | Cytochrome oxidase assembly factor; Converts heme B (protoheme IX) to heme O by substitution of the vinyl group on carbon 2 of heme B porphyrin ring with a hydroxyethyl farnesyl side group; Belongs to the UbiA prenyltransferase family. Protoheme IX farnesyltransferase subfamily. | Cytochrome caa3 oxidase subunit III CoxC. | 0.996 |
| ctaB | ctaF | ABC2902 | ABC2390 | Cytochrome oxidase assembly factor; Converts heme B (protoheme IX) to heme O by substitution of the vinyl group on carbon 2 of heme B porphyrin ring with a hydroxyethyl farnesyl side group; Belongs to the UbiA prenyltransferase family. Protoheme IX farnesyltransferase subfamily. | Cytochrome caa3 oxidase subunit IV CoxD. | 0.982 |
| ctaB | qoxA | ABC2902 | ABC2137 | Cytochrome oxidase assembly factor; Converts heme B (protoheme IX) to heme O by substitution of the vinyl group on carbon 2 of heme B porphyrin ring with a hydroxyethyl farnesyl side group; Belongs to the UbiA prenyltransferase family. Protoheme IX farnesyltransferase subfamily. | Cytochrome aa3 quinol oxidase subunit II QoxA; Catalyzes quinol oxidation with the concomitant reduction of oxygen to water. Subunit II transfers the electrons from a quinol to the binuclear center of the catalytic subunit I. | 0.992 |
| ctaB | qoxB | ABC2902 | ABC2136 | Cytochrome oxidase assembly factor; Converts heme B (protoheme IX) to heme O by substitution of the vinyl group on carbon 2 of heme B porphyrin ring with a hydroxyethyl farnesyl side group; Belongs to the UbiA prenyltransferase family. Protoheme IX farnesyltransferase subfamily. | Cytochrome aa3 quinol oxidase subunit I QoxB; Belongs to the heme-copper respiratory oxidase family. | 0.995 |
| ctaB | qoxD | ABC2902 | ABC2134 | Cytochrome oxidase assembly factor; Converts heme B (protoheme IX) to heme O by substitution of the vinyl group on carbon 2 of heme B porphyrin ring with a hydroxyethyl farnesyl side group; Belongs to the UbiA prenyltransferase family. Protoheme IX farnesyltransferase subfamily. | Cytochrome aa3 quinol oxidase subunit IV QoxD. | 0.985 |
| ctaC | atpB | ABC2393 | ABC3857 | Cytochrome caa3 oxidase subunit II CoxB; Subunits I and II form the functional core of the enzyme complex. Electrons originating in cytochrome c are transferred via heme a and Cu(A) to the binuclear center formed by heme a3 and Cu(B). | F0F1-type ATP synthase A chain; Key component of the proton channel; it plays a direct role in the translocation of protons across the membrane. | 0.799 |
| ctaC | ctaB | ABC2393 | ABC2902 | Cytochrome caa3 oxidase subunit II CoxB; Subunits I and II form the functional core of the enzyme complex. Electrons originating in cytochrome c are transferred via heme a and Cu(A) to the binuclear center formed by heme a3 and Cu(B). | Cytochrome oxidase assembly factor; Converts heme B (protoheme IX) to heme O by substitution of the vinyl group on carbon 2 of heme B porphyrin ring with a hydroxyethyl farnesyl side group; Belongs to the UbiA prenyltransferase family. Protoheme IX farnesyltransferase subfamily. | 0.995 |
| ctaC | ctaD | ABC2393 | ABC2392 | Cytochrome caa3 oxidase subunit II CoxB; Subunits I and II form the functional core of the enzyme complex. Electrons originating in cytochrome c are transferred via heme a and Cu(A) to the binuclear center formed by heme a3 and Cu(B). | Cytochrome caa3 oxidase subunit I CoxA; Cytochrome c oxidase is the component of the respiratory chain that catalyzes the reduction of oxygen to water. Subunits 1-3 form the functional core of the enzyme complex. CO I is the catalytic subunit of the enzyme. Electrons originating in cytochrome c are transferred via the copper A center of subunit 2 and heme A of subunit 1 to the bimetallic center formed by heme A3 and copper B. | 0.999 |
| ctaC | ctaE | ABC2393 | ABC2391 | Cytochrome caa3 oxidase subunit II CoxB; Subunits I and II form the functional core of the enzyme complex. Electrons originating in cytochrome c are transferred via heme a and Cu(A) to the binuclear center formed by heme a3 and Cu(B). | Cytochrome caa3 oxidase subunit III CoxC. | 0.999 |
| ctaC | ctaF | ABC2393 | ABC2390 | Cytochrome caa3 oxidase subunit II CoxB; Subunits I and II form the functional core of the enzyme complex. Electrons originating in cytochrome c are transferred via heme a and Cu(A) to the binuclear center formed by heme a3 and Cu(B). | Cytochrome caa3 oxidase subunit IV CoxD. | 0.997 |
| ctaC | qcrA | ABC2393 | ABC1907 | Cytochrome caa3 oxidase subunit II CoxB; Subunits I and II form the functional core of the enzyme complex. Electrons originating in cytochrome c are transferred via heme a and Cu(A) to the binuclear center formed by heme a3 and Cu(B). | Menaquinol-cytochrome c reductase iron-sulfur subunit. | 0.998 |