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Related Experiment Videos

Histone acetyltransferases: function, structure, and catalysis.

R Marmorstein1, S Y Roth

  • 1Structural Biology Program, The Wistar Institute, Philadelphia, Pennsylvania 19104, USA. marmor@wistar.upenn.edu

Current Opinion in Genetics & Development
|March 16, 2001
PubMed
Summary
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Histone acetyltransferases (HATs) are crucial enzymes linking chromatin modification to gene activation. Their mutations are linked to developmental issues and cancers, underscoring their importance in cell growth.

Area of Science:

  • Biochemistry and Molecular Biology
  • Epigenetics
  • Gene Regulation

Background:

  • Histone acetyltransferases (HATs) play a key role in gene activation by modifying chromatin.
  • Recent studies have elucidated the catalytic mechanisms and histone-binding properties of HATs.
  • Cross-talk between histone acetylation and other epigenetic modifications is increasingly recognized.

Purpose of the Study:

  • To summarize current understanding of histone acetyltransferase function.
  • To highlight the significance of HATs in gene regulation and cellular processes.
  • To underscore the implications of HATs in development and disease.

Main Methods:

  • Review of recent structure/function studies on HATs.
  • Analysis of genetic studies investigating HATs and their interactions.

Related Experiment Videos

  • Integration of findings on HATs in developmental and disease contexts.

    • Main Results:

    • HATs directly mediate gene activation through chromatin modification.
    • Structure-function studies reveal details of HAT catalysis and histone interaction.
    • Genetic evidence points to interplay between acetylation and other histone modifications.

    Conclusions:

    • HATs are essential enzymes for normal cell growth and differentiation.
    • Dysregulation of HATs, through mutations, is implicated in developmental abnormalities and human cancers.
    • Further research into HATs is critical for understanding fundamental biological processes and disease mechanisms.