TCDB is operated by the Saier Lab Bioinformatics Group

4 component system: The Proton-translocating Cytochrome Oxidase (COX) Superfamily

P0ABJ9 Cytochrome d ubiquinol oxidase subunit 1
P0ABK2 Cytochrome d ubiquinol oxidase subunit 2
P56100 Cytochrome bd-I ubiquinol oxidase subunit X
P24244 Putative cytochrome bd-II ubiquinol oxidase subunit AppX