| node1 | node2 | node1 accession | node2 accession | node1 annotation | node2 annotation | score |
| SPO2053 | ctaA | SPO2053 | SPO2054 | Thermostable carboxypeptidase; Broad specificity carboxypetidase that releases amino acids sequentially from the C-terminus, including neutral, aromatic, polar and basic residues. | Cytochrome c oxidase assembly protein; Catalyzes the oxidation of the C8 methyl side group on heme O porphyrin ring into a formyl group; Belongs to the COX15/CtaA family. Type 2 subfamily. | 0.843 |
| SPO2937 | SPO3072 | SPO2937 | SPO3072 | Identified by match to protein family HMM PF02630. | SURF1 family protein. | 0.638 |
| SPO2937 | ctaA | SPO2937 | SPO2054 | Identified by match to protein family HMM PF02630. | Cytochrome c oxidase assembly protein; Catalyzes the oxidation of the C8 methyl side group on heme O porphyrin ring into a formyl group; Belongs to the COX15/CtaA family. Type 2 subfamily. | 0.764 |
| SPO2937 | ctaC | SPO2937 | SPO3076 | Identified by match to protein family HMM PF02630. | Cytochrome c oxidase, subunit II; 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). | 0.840 |
| SPO2937 | ctaD | SPO2937 | SPO1383 | Identified by match to protein family HMM PF02630. | Cytochrome c oxidase, aa3-type, subunit I; 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. | 0.512 |
| SPO2937 | ctaE | SPO2937 | SPO3073 | Identified by match to protein family HMM PF02630. | Cytochrome c oxidase, subunit III; Identified by match to protein family HMM PF00510. | 0.414 |
| SPO2937 | ctaG | SPO2937 | SPO3074 | Identified by match to protein family HMM PF02630. | Cytochrome c oxidase assembly protein CtaG; Exerts its effect at some terminal stage of cytochrome c oxidase synthesis, probably by being involved in the insertion of the copper B into subunit I; Belongs to the COX11/CtaG family. | 0.865 |
| SPO2937 | cyoE | SPO2937 | SPO3075 | Identified by match to protein family HMM PF02630. | Protoheme IX farnesyltransferase; 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. | 0.492 |
| SPO2937 | petC | SPO2937 | SPO0273 | Identified by match to protein family HMM PF02630. | Ubiquinol--cytochrome c reductase, cytochrome c1; Identified by similarity to SP:Q02760; match to protein family HMM PF02167. | 0.410 |
| SPO3072 | SPO2937 | SPO3072 | SPO2937 | SURF1 family protein. | Identified by match to protein family HMM PF02630. | 0.638 |
| SPO3072 | ctaA | SPO3072 | SPO2054 | SURF1 family protein. | Cytochrome c oxidase assembly protein; Catalyzes the oxidation of the C8 methyl side group on heme O porphyrin ring into a formyl group; Belongs to the COX15/CtaA family. Type 2 subfamily. | 0.977 |
| SPO3072 | ctaC | SPO3072 | SPO3076 | SURF1 family protein. | Cytochrome c oxidase, subunit II; 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). | 0.899 |
| SPO3072 | ctaD | SPO3072 | SPO1383 | SURF1 family protein. | Cytochrome c oxidase, aa3-type, subunit I; 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. | 0.840 |
| SPO3072 | ctaE | SPO3072 | SPO3073 | SURF1 family protein. | Cytochrome c oxidase, subunit III; Identified by match to protein family HMM PF00510. | 0.902 |
| SPO3072 | ctaG | SPO3072 | SPO3074 | SURF1 family protein. | Cytochrome c oxidase assembly protein CtaG; Exerts its effect at some terminal stage of cytochrome c oxidase synthesis, probably by being involved in the insertion of the copper B into subunit I; Belongs to the COX11/CtaG family. | 0.986 |
| SPO3072 | cyoE | SPO3072 | SPO3075 | SURF1 family protein. | Protoheme IX farnesyltransferase; 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. | 0.914 |
| SPO3072 | petC | SPO3072 | SPO0273 | SURF1 family protein. | Ubiquinol--cytochrome c reductase, cytochrome c1; Identified by similarity to SP:Q02760; match to protein family HMM PF02167. | 0.830 |
| SPO3072 | senC | SPO3072 | SPO3866 | SURF1 family protein. | Regulatory protein SenC; Identified by similarity to SP:Q52720; match to protein family HMM PF02630. | 0.726 |
| ctaA | SPO2053 | SPO2054 | SPO2053 | Cytochrome c oxidase assembly protein; Catalyzes the oxidation of the C8 methyl side group on heme O porphyrin ring into a formyl group; Belongs to the COX15/CtaA family. Type 2 subfamily. | Thermostable carboxypeptidase; Broad specificity carboxypetidase that releases amino acids sequentially from the C-terminus, including neutral, aromatic, polar and basic residues. | 0.843 |
| ctaA | SPO2937 | SPO2054 | SPO2937 | Cytochrome c oxidase assembly protein; Catalyzes the oxidation of the C8 methyl side group on heme O porphyrin ring into a formyl group; Belongs to the COX15/CtaA family. Type 2 subfamily. | Identified by match to protein family HMM PF02630. | 0.764 |