| Literature DB >> 2155830 |
M Raitio1, J M Pispa, T Metso, M Saraste.
Abstract
We have used a gene replacement strategy to delete the previously isolated gene [(1987) EMBO J. 6, 2825-2833] for the cytochrome c oxidase subunit I from Paracoccus denitrificans. The resulting mutant was still able to synthesize active cytochrome c oxidase. This led us to look for another locus which could completely suppress the mutation. In this study we report the isolation of a second gene encoding subunit I. An open reading frame coding for cytochrome c 550 was found upstream from this gene. We suggest that there are isoenzymes of cytochrome c oxidase (cytochrome aa3) in this bacterium.Entities:
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Year: 1990 PMID: 2155830 DOI: 10.1016/0014-5793(90)80609-m
Source DB: PubMed Journal: FEBS Lett ISSN: 0014-5793 Impact factor: 4.124