CATH Classification
| Level | CATH Code | Description | 
|---|---|---|
 
	 | 
    1 | Mainly Alpha | 
 
	 | 
    1.20 | Up-down Bundle | 
 
	 | 
    1.20.120 | Four Helix Bundle (Hemerythrin (Met), subunit A) | 
 
	 | 
    1.20.120.80 | Cytochrome c oxidase, subunit III, four-helix bundle | 
Domain Context
CATH Clusters
| Superfamily | Cytochrome c oxidase, subunit III, four-helix bundle | 
| Functional Family | Cytochrome c oxidase subunit 3 | 
Enzyme Information
UniProtKB Entries (1)
| P07471 | 
						 CX6A2_BOVIN 
						Bos taurus 
						Cytochrome c oxidase subunit 6A2, mitochondrial 
					 | 
				
PDB Structure
| PDB | 5Z86 | 
| External Links | |
| Method | X-RAY DIFFRACTION | 
| Organism | |
| Primary Citation | 
					 X-ray structural analyses of azide-bound cytochromecoxidases reveal that the H-pathway is critically important for the proton-pumping activity. 
					    
					    J. Biol. Chem. 
					    
					 | 
			
