| Literature DB >> 217352 |
Abstract
Cytochrome c oxidase isolated from ox heart forms a complex in the presence of millimolar concentrations of CO with absorption bands at 606, 565 and 435 nm (difference spectrum), distinct from both ferrocytochrome a and the classical 590nm carbon-monoxyferrocytochrome a3. This species, which closely resembles Compound C, the derivative formed on photolysis and oxygenation of mixed-valence cytochrome a3+a32+CO, may represent a cytochrome a32+CO complex in which the associated ('invisible') copper is still oxidized.Entities:
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Year: 1978 PMID: 217352 PMCID: PMC1186180 DOI: 10.1042/bj1751147
Source DB: PubMed Journal: Biochem J ISSN: 0264-6021 Impact factor: 3.857