X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/chloroplast13.git/blobdiff_plain/c4b8574ec6286851c72e12b9a0d2838c3ccdb0e9..HEAD:/abstract.tex?ds=sidebyside diff --git a/abstract.tex b/abstract.tex index 9b3c438..510b8ae 100644 --- a/abstract.tex +++ b/abstract.tex @@ -1,20 +1,20 @@ \begin{abstract} -DNA analysis techniques have received a lot of attention these last -years, because they play an important role in understanding -genomes evolution over time, and in phylogenetic and genetic analyses. Various models -of genomes evolution are based on the analysis of DNA sequences, SNPs, -mutations, and so on. We have recently investigated the use of -core (\emph{i.e.}, common genes) and pan genomes to infer evolutionary information -on a collection of 107 chloroplasts. In particular, -we have regarded methods to build a genes content evolutionary tree using -distances to core genome. However, -the production of reliable core and pan genomes is not an easy task, -due to error annotations of the NCBI. The presentation will then -consist in various compared approaches to construct such a tree using -fully annotated genomes by NCBI and Dogma, followed by a gene quality -control among the common genes. We will finally explain how, by comparing -sequences from Dogma with NCBI contents, we achieved to identify the -genes that play a key role in the dynamics of genomes evolution. \\ +DNA analysis techniques have received a lot of attention these last +years, because they play an important role in understanding genomes +evolution over time, and in phylogenetic and genetic analyses. Various +models of genomes evolution are based on the analysis of DNA +sequences, SNPs, mutations, and so on. We have recently investigated +the use of core (\emph{i.e.}, common genes) and pan genomes to infer +evolutionary information on a collection of 99~chloroplasts. In +particular, we have regarded methods to build a genes content +evolutionary tree using distances to core genome. However, the +production of reliable core and pan genomes is not an easy task, due +to error annotations. We will first compare different approaches to +construct such a tree using fully annoted genomes provided by NCBI and +Dogma, followed by a gene quality control among the common genes. Then +we will explain how, by comparing sequences from Dogma with NCBI +contents, we achieved to identify the genes that play a key role in +the dynamics of genomes evolution. \textbf{Keywords:} genome evolution, phylogenetic tree, core genes, evolution tree, genome annotation -\end{abstract} \ No newline at end of file +\end{abstract}