Cytochrome c oxidase
From Proteopedia
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<StructureSection load='2occ' size='350' side='right' caption='Bovine cytochrome c oxidase. Homodimer with 13 subunits (PDB entry [[2occ]])' scene=''> | <StructureSection load='2occ' size='350' side='right' caption='Bovine cytochrome c oxidase. Homodimer with 13 subunits (PDB entry [[2occ]])' scene=''> | ||
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'''Cytochrome c oxidase''' (CcO) is a transmembrane protein complex found in bacteria and mitochondria. CcO is the last enzyme in the electron transport chain. <ref>PMID:11742345</ref> | '''Cytochrome c oxidase''' (CcO) is a transmembrane protein complex found in bacteria and mitochondria. CcO is the last enzyme in the electron transport chain. <ref>PMID:11742345</ref> | ||
| + | == Structural highlights == | ||
| - | Mammalian CcO is composed of 13 subunits, 2 hemes, cytochrome a and a3 and two copper centers. Bacterial CcO is composed of 2 subunits. | + | Mammalian CcO is composed of 13 subunits, 2 hemes, cytochrome a and a3 and two copper centers. The fully oxidized form of CcO shows the heme, Cu+2 ion and an O2 molecule. Bacterial CcO is composed of 2 subunits. |
</StructureSection> | </StructureSection> | ||
== 3D Structures of Cytochrome c oxidase == | == 3D Structures of Cytochrome c oxidase == | ||
Revision as of 10:57, 17 December 2015
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3D Structures of Cytochrome c oxidase
Updated on 17-December-2015
References
- ↑ Larsen NA, Turner JM, Stevens J, Rosser SJ, Basran A, Lerner RA, Bruce NC, Wilson IA. Crystal structure of a bacterial cocaine esterase. Nat Struct Biol. 2002 Jan;9(1):17-21. PMID:11742345 doi:10.1038/nsb742
