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Related Experiment Videos

A web tool for comparative genomics: G-compass.

Yasuyuki Fujii1, Takeshi Itoh, Ryuichi Sakate

  • 1Japan Biological Information Research Center, Japan Biological Informatics Consortium, AIST Bio-IT Research Building 7F, 2-42, Aomi, Koto-ku, Tokyo, Japan.

Gene
|September 20, 2005
PubMed
Summary

We developed G-compass, a tool for genome alignment analysis. This tool aids comparative genomics by providing extensive human-mouse alignments, facilitating biological discoveries.

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Area of Science:

  • Comparative genomics
  • Bioinformatics tools
  • Genome analysis

Background:

  • Comparative genomics aids understanding of genome evolution and function.
  • Genome alignment is crucial for identifying conserved regions and evolutionary relationships.
  • Existing tools may lack comprehensive datasets or specific analytical functions.

Purpose of the Study:

  • To introduce G-compass, a novel web-based tool for browsing and analyzing genome alignments.
  • To provide a high-quality, expansive dataset of human-mouse genome alignments.
  • To demonstrate the utility of G-compass in facilitating biological discoveries.

Main Methods:

  • Development of a web-based platform, G-compass.
  • Generation and utilization of 829,311 human-mouse genome alignments.

Related Experiment Videos

  • Evaluation of alignment quality using statistics like genome coverage, exon coverage, sequence identity, and length.
  • Integration with H-InvDB for enhanced analysis.

    • Main Results:

    • The G-compass alignment set covers 17% of the human genome and 82% of annotated exons.
    • Average nucleotide sequence identity is 71.2% with an average length of 673.6 bp.
    • The dataset offers greater genome coverage compared to public data.
    • G-compass identified highly conserved genomic segments and a human-specific antisense transcript candidate.

    Conclusions:

    • G-compass is a valuable resource for comparative genomics research.
    • The tool's extensive dataset and unique functions facilitate biological discovery.
    • G-compass enhances the analysis of genome alignments, particularly between human and mouse genomes.