Genome-Wide Integration on Transcription Factors, Histone Acetylation and Gene Expression Reveals Genes Co-Regulated by Histone Modification Patterns
2011

Genome-Wide Analysis of Histone Modification Patterns

Sample size: 6230 publication 10 minutes Evidence: high

Author Information

Author(s): Natsume-Kitatani Yayoi, Shiga Motoki, Mamitsuka Hiroshi

Primary Institution: Bioinformatics Center, Institute for Chemical Research, Kyoto University

Hypothesis

Can we identify genetic harmonious units (GHUs) that correlate transcription factor binding, histone modification, and gene expression?

Conclusion

The study successfully identifies genetic harmonious units that reveal the relationship between histone modifications and gene regulation.

Supporting Evidence

  • The study presents a novel method for integrating multiple datasets to analyze gene regulation.
  • It identifies specific histone modifications that correlate with gene expression patterns.
  • The findings suggest that histone acetylation plays a crucial role in regulating gene activity.

Takeaway

The researchers looked at how certain changes in proteins called histones affect gene activity in yeast, helping us understand how genes are turned on and off.

Methodology

The study used ChIP-chip and microarray datasets to analyze patterns of transcription factor binding, histone modification, and gene expression.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1371/journal.pone.0022281

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