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Algorithms for Exploring the Space of Gene Tree Species Tree Reconciliations

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42 pages
Algorithms for Exploring the Space of Gene Tree/Species Tree Reconciliations Jean-Philippe Doyon1 Cedric Chauve2 Sylvie Hamel1 1- Departement d'Informatique et de Recherche Operationnelle, Universite de Montreal 2- Department of Mathematics, Simon Fraser University RECOMB Comparative Genomics Paris, October 2008

  • ancestor species

  • space exploration

  • departement d'informatique et de recherche operationnelle

  • genes

  • universite de montreal


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Algorithms for Exploring the Space of Gene Tree/Species Tree Reconciliations
Jean-Philippe Doyon1Cedric Chauve2Sylvie Hamel1
1-D´tementdInformatiqueetdeRechercheOp´erationnelle, epar Universit´edeMontr´eal 2- Department of Mathematics, Simon Fraser University
RECOMB Comparative Genomics Paris, October 2008
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Orthologous and paralogous genes Gene content of ancestral genomes Phylogenomic
Gene Family Evolution
The evolution of a genome is determined by speciation (): new species are created; duplication (): a gene is duplicated into two copies; loss (gene has no function or is deleted from the genome.): a
Why it is important to study the evolution of homologous genes?
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The Main Question Define the evolution of the gene tree (G) according to species tree (S) in term of speciation, duplication, and loss events.
The Problem
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The Problem
The Main Question Define the evolution of the gene tree (G) according to species tree (S) in term of speciation, duplication, and loss events.
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