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Contenido archivado el 2024-05-21

Detecting weak selection in eukaryotic genomes: effects of recombination rate

Objetivo

One of the challenging tasks given by the arrival of a complete genome is the detection of the genomic regions undergoing weak selection. This can only be done by comparative sequence analysis using bioinformatics tools to recover, store and analyze genomic data. According to population genetics models, the efficacy of natural selection is expected to vary with the recombination rate. The study of the impact of the recombination rate variations on the evolution of DNA sequences is thus required to detect regions undergoing weak selection. However, as we showed during my PhD, recombination has other neutral (= non selective) effects that could interfere with its role on selection efficacy. I propose to reevaluate the existent models of the recombination effects on genome evolution by taking into account these neutral effects. The modified models will then be tested with available genomic data from Drosophila melanogaster, Caenorhabditis elegans and Arabidopsis thaliana. This project involves bioinformatics, statistics and modeling approaches aimed at integrating and quantifying the effects of recombination on genome evolution. The scientific environment of the Charles worth's group is particularly adapted to this goal because they have a strong interest and experience on these topics. This will allow me to get population genetics skills in order to complement the genomic data analysis skills that I acquired during my PhD. For the host group, this will be the opportunity to get bioinformatics tools coming from the French group where I did my PhD. This will also allow fruitful scientific exchanges since applicant and host have different views about the effects of recombination on genome evolution.

Ámbito científico (EuroSciVoc)

Programa(s)

Tema(s)

Datos no disponibles

Convocatoria de propuestas

Datos no disponibles

Régimen de financiación

RGI - Research grants (individual fellowships)

Coordinador

UNIVERSITY OF EDINBURGH
Aportación de la UE
Sin datos
Dirección
West Mains Road, Ashworth Laboratories, King's Bu
EH9 3JT EDINBURGH
Reino Unido
Coste total
Sin datos