| Name | cytochrome-c oxidase activity |
| ID | GO_0004129 |
| collection_id | Molecular function |
| Exact synonym | cytochrome c oxidase activity |
| Description | Catalysis of the reaction: 4 ferrocytochrome c + O2 + 4 H+ = 4 ferricytochrome c + 2 H2O. |
| Related synonym | Warburg's respiratory enzyme activity, complex IV (mitochondrial electron transport) activity, cytochrome oxidase activity |
| Comment | The reduction of O2 to water is accompanied by the extrusion of four protons from the intramitochondrial compartment. |
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| Genes |