Bioinformatics Advance Access published online on January 25, 2009
Bioinformatics, doi:10.1093/bioinformatics/btp013
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MOTIFATOR: detection and characterization of regulatory motifs using prokaryote transcriptome data
aMolecular Genetics, Groningen Biomolecular Sciences, University of Groningen, PO Box 800, 9700 AV, Groningen the Netherlands. bInstitute for Mathematics and Computing Science, University of Groningen, Nijenborgh 9, 9747 AG, Groningen the Netherlands. cCurrent address: NIZO Food Research, PO Box 20, 6710 BA Ede, the Netherlands.
*To whom correspondence should be addressed. E-mail: o.p.kuipers{at}rug.nlor sacha.vanhijum{at}nizo.nl
| Abstract |
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Summary: Unraveling regulatory mechanisms (e.g., identification of motifs in cis-regulatory regions) remains a major challenge in the analysis of transcriptome experiments. Existing applications identify putative motifs from gene lists obtained at rather arbitrary cut-off and require additional manual processing steps. Our stand-alone application MOTIFATOR identifies the most optimal parameters for motif discovery and creates an interactive visualization of the results. Discovered putative motifs are functionally characterized, thereby providing valuable insight in the biological processes that could be controlled by the motif.
Availability: MOTIFATOR is freely available at http://www.motifator.nl
Contact: o.p.kuipers{at}rug.nl or sacha.vanhijum{at}nizo.nl
Supplementary information: details available at http://www.motifator.nl
Associate Editor: Dr. Joaquin Dopazo
Received on September 11, 2008; revised on November 19, 2008; accepted on January 1, 2009
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