Genome Sequence of Podospora anserina
Author Information
Author(s): Eric Espagne, Olivier Lespinet, Fabienne Malagnac, Corinne Da Silva, Olivier Jaillon, Betina M Porcel, Arnaud Couloux, Jean-Marc Aury, Beatrice Ségurens, Julie Poulain, Véronique Anthouard, Sandrine Grossetete, Hamid Khalili, Evelyne Coppin, Michelle Déquard-Chablat, Marguerite Picard, Véronique Contamine, Sylvie Arnaise, Anne Bourdais, Véronique Berteaux-Lecellier, Daniel Gautheret, Ronald P de Vries, Evy Battaglia, Pedro M Coutinho, Etienne GJ Danchin, Bernard Henrissat, Riyad EL Khoury, Annie Sainsard-Chanet, Antoine Boivin, Bérangère Pinan-Lucarré, Carole H Sellem, Robert Debuchy, Patrick Wincker, Jean Weissenbach, Philippe Silar
Primary Institution: Univ Paris-Sud, Institut de Génétique et Microbiologie
Hypothesis
What are the evolutionary features of the Podospora anserina genome compared to its close relative Neurospora crassa?
Conclusion
The P. anserina genome exhibits highly dynamic evolution, enabling it to utilize complex carbon sources in its natural habitat.
Supporting Evidence
- The genome contains fewer repeated sequences compared to Neurospora crassa.
- Evidence of gene loss was found in the lineages leading to both fungi.
- P. anserina has evolved new genes through duplication since diverging from N. crassa.
- The genome features a large set of genes for utilizing complex carbon sources.
- Frequent gene shuffling was observed within chromosomes.
Takeaway
Scientists sequenced the genome of a fungus called Podospora anserina to understand how it evolved and adapted to eat tough plant materials.
Methodology
The genome was sequenced using a whole-genome shotgun approach with 10X coverage, resulting in a draft assembly of 1,196 contigs.
Limitations
The study may not fully capture the complexity of the genome due to the draft nature of the assembly.
Digital Object Identifier (DOI)
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