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Related Experiment Videos

Molecular mechanisms of selector gene function and evolution.

Richard S Mann1, Sean B Carroll

  • 1Department of Biochemistry and Molecular Biophysics, Columbia University, New York, New York 10032, USA. rsm10@columbia.edu

Current Opinion in Genetics & Development
|August 30, 2002
PubMed
Summary

Selector proteins are key transcription factors controlling animal development. Research reveals how their DNA binding and regulatory roles, along with target gene networks, offer insights into evolutionary morphology.

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Area of Science:

  • Developmental biology
  • Evolutionary biology
  • Genetics

Background:

  • Selector proteins are crucial transcription factors that define animal body regions, organs, tissues, and cell types.
  • Recent research emphasizes understanding the regulation of DNA binding and transcriptional activity in these proteins.

Purpose of the Study:

  • To investigate the regulatory mechanisms of selector proteins.
  • To explore the architecture of selector-regulated target gene enhancers and networks.
  • To gain insights into the evolution of development and morphology through comparative studies.

Main Methods:

  • Analysis of DNA binding and transcriptional regulatory activity of selector proteins.
  • Elucidation of the architecture of target gene enhancers and gene networks.

Related Experiment Videos

  • Comparative studies of selector protein function across species.

    • Main Results:

    • Detailed understanding of how selector proteins regulate gene expression.
    • Characterization of the structural organization of selector-controlled enhancers and gene networks.
    • Identification of conserved and divergent functions of selector proteins.

    Conclusions:

    • Selector proteins play a fundamental role in establishing animal form and function.
    • Understanding these regulatory mechanisms provides key insights into developmental evolution.
    • Comparative analyses highlight the evolutionary plasticity of developmental pathways.