The chloroplast genome sequence of the green alga Leptosira terrestris: multiple losses of the inverted repeat and extensive genome rearrangements within the Trebouxiophyceae
2007
Chloroplast Genome of Leptosira terrestris
publication
Evidence: moderate
Author Information
Author(s): de Cambiaire Jean-Charles, Otis Christian, Turmel Monique, Lemieux Claude
Primary Institution: Département de biochimie et de microbiologie, Université Laval, Québec, Canada
Hypothesis
What are the evolutionary trends of the chloroplast genome in the Trebouxiophyceae?
Conclusion
The study reveals significant plasticity in the chloroplast genome of Leptosira terrestris, indicating multiple losses of the inverted repeat.
Supporting Evidence
- The Leptosira chloroplast genome is 195,081 base pairs long.
- It lacks a large inverted repeat but has a unique gene order.
- The gene density is the lowest observed among chlorophyte cpDNAs.
Takeaway
This study looks at the DNA of a green alga and finds that it has changed a lot over time, losing some parts and rearranging others.
Methodology
The chloroplast DNA was sequenced and analyzed for gene content, structure, and evolutionary trends.
Digital Object Identifier (DOI)
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