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Related Experiment Videos

Animal phylogenomics: multiple interspecific genome comparisons.

Rob DeSalle1

  • 1Department of Interbrate Zoology, American Museum of Natural History, New York, New York 10024, USA.

Methods in Enzymology
|May 4, 2005
PubMed
Summary

DNA sequence data is crucial for phylogenetics and phylogeography. This chapter explores genomic approaches (phylogenomics) for collecting DNA sequence data, addressing gene region selection and data quantity for robust phylogenetic inference.

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Area of Science:

  • Genomics
  • Evolutionary Biology
  • Bioinformatics

Background:

  • DNA sequence data is fundamental for understanding evolutionary relationships.
  • Traditional phylogenetic methods rely on specific gene regions.
  • The advent of whole genome sequencing offers new possibilities for phylogenetics.

Purpose of the Study:

  • To outline fundamental approaches and techniques for collecting DNA sequence data in a genomic context (phylogenomics).
  • To address key phylogenetic concerns such as gene region selection and data requirements for robust inference.
  • To discuss the impact of genomics on understanding gene orthology and comparative biology.

Main Methods:

  • Focus on whole genome sequencing approaches.
  • Utilize DNA sequence data for comparative phylogenetic analyses.

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  • Examine genome-enabled technologies impacting comparative biology.

    • Main Results:

    • Whole genome sequencing provides new perspectives on traditional phylogenetic challenges.
    • Genomics highlights the importance of precise orthology determination for gene regions.
    • Genome-enabled technologies are transforming comparative biology studies.

    Conclusions:

    • Phylogenomics, utilizing whole genome data, enhances phylogenetic inference.
    • Understanding gene orthology is critical in the genomic era of comparative biology.
    • Genome-enabled technologies are advancing the field of comparative biology.