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Sybil: methods and software for multiple genome comparison and visualization.

Jonathan Crabtree1, Samuel V Angiuoli, Jennifer R Wortman

  • 1Institute for Genomic Research, Rockville, MD, USA.

Methods in Molecular Biology (Clifton, N.J.)
|March 5, 2008
PubMed
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Sybil software aids comparative genomics by clustering proteins and visualizing gene conservation across multiple genomes. This tool helps identify conserved genes and synteny, improving genome annotation and analysis.

Area of Science:

  • Bioinformatics
  • Genomics
  • Computational Biology

Background:

  • Genome sequencing projects provide data for comparative genomics.
  • Software tools are essential for analyzing similarities and differences between genomes.

Purpose of the Study:

  • To describe Sybil, a web-based software for comparative genome analysis, focusing on protein and gene cluster data.
  • To present a two-phase protein clustering algorithm and a method for visualizing gene clusters across multiple genomes.

Main Methods:

  • Developed a two-phase protein clustering algorithm.
  • Created a graphical display method for visualizing protein/gene clusters spanning multiple genomes.
  • Integrated these into the Sybil software package.

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Main Results:

  • Sybil provides a browsable graphical display of conserved genes across input genomes.
  • The visualization shows local alignments of genomes with shaded areas connecting clustered genes.
  • The display aids in identifying gene models, orthologous gene discrepancies, and conserved gene synteny.

Conclusions:

  • The described techniques and Sybil software facilitate comparative genome analysis.
  • The visualization method is useful for various annotation and comparison tasks.
  • This approach enhances the understanding of gene conservation and genomic structure.