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Opinion

Why genes persist in organelle genomes

Daniel O Daley1 and James Whelan2*

Author Affiliations

1 Department of Biochemistry and Biophysics, Stockholm University, S106 91, Sweden

2 Plant Molecular Biology Group, School of Biomedical and Chemical Science, University of Western Australia, Nedlands 6009, Western Australia, Australia

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Genome Biology 2005, 6:110  doi:10.1186/gb-2005-6-5-110

Published: 29 April 2005

Abstract

Mitochondria and plastids (including chloroplasts) have a small but vital genetic coding capacity, but what are the properties of some genes that dictate that they must remain encoded in organelles?