Measures of codon bias in yeast, the tRNA pairing index and possible DNA repair mechanisms

Markus T. Friberg*, Pedro Gonnet, Yves Barral, Nicol N. Schraudolph, Gaston H. Gonnet

*Corresponding author for this work

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    8 Citations (Scopus)

    Abstract

    Protein translation is a rapid and accurate process, which has been optimized by evolution. Recently, it has been shown that tRNA reusage influences translation speed. We present the tRNA Pairing Index (TPI), a novel index to measure the degree of tRNA reusage in any gene. We describe two variants of the index, how to combine various such indices to a single one and an efficient algorithm for their computation. A statistical analysis of gene expression groups indicate that cell cycle genes have high TPI. This result is independent of other biases like GC content and codon bias. Furthermore, we find an additional unexpected codon bias that seems related to a context sensitive DNA repair.

    Original languageEnglish
    Title of host publicationAlgorithms in Bioinformatics - 6th International Workshop, WABI 2006, Proceedings
    PublisherSpringer Verlag
    Pages1-11
    Number of pages11
    ISBN (Print)3540395830, 9783540395836
    DOIs
    Publication statusPublished - 2006
    Event6th International Workshop on Algorithms in Bioinformatics, WABI 2006 - Zurich, Switzerland
    Duration: 11 Sept 200613 Sept 2006

    Publication series

    NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
    Volume4175 LNBI
    ISSN (Print)0302-9743
    ISSN (Electronic)1611-3349

    Conference

    Conference6th International Workshop on Algorithms in Bioinformatics, WABI 2006
    Country/TerritorySwitzerland
    CityZurich
    Period11/09/0613/09/06

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