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Bacterial Whole Genome Phylogeny Using Proteome Comparison and Optimal Reversal Distance
Stanford, California August 08-August 11
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/CSBW.2005.292005 IEEE Computational Systems Bioin ...
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Noppadon Khiripet, National Electronics and Computer Technology Center, Thailand

Traditional phylogenetic tree reconstruction is based on point mutations of a single gene. This approach is hardly suitable for genomes whose genes are almost identical and hardly captures evolutionary scenarios. To reconstruct a more conclusive phylogenetic tree of bacterial genome, all currently available complete bacterial genomic sequences were downloaded from the National Center for Biotechnology Information (NCBI). Each individual proteome was blasted against the collection and provided a number of homologous genes shared with others. Moreover, the syntenies of each two genomes can be considered as two signed permutations. One permutation can be rearranged into another in finite steps, called reversal distance. These two measures were combined and yield a phylogenetic tree that is highly consistent with the bacterial taxonomy.

Citation:
Noppadon Khiripet, "Bacterial Whole Genome Phylogeny Using Proteome Comparison and Optimal Reversal Distance," csbw, pp.63-64, 2005 IEEE Computational Systems Bioinformatics Conference - Workshops (CSBW'05), 2005
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