Importance of Binding Site Context for Transcription Factor Binding and Gene Regulation
Author Information
Author(s): Jakub Westholm, Feifei Xu, Hans Ronne, Jan Komorowski
Primary Institution: Uppsala University
Hypothesis
How does motif context affect transcription factor binding and gene expression?
Conclusion
Motif context significantly influences gene expression and transcription factor binding.
Supporting Evidence
- Motif location bias was found in 40% of DNA binding pairs tested.
- Motif orientation bias was not found in any of the DNA binding pairs.
- 57% of co-expressed gene pairs exhibited location bias.
Takeaway
This study shows that where a gene's control signals are located matters a lot for how well they work.
Methodology
The study used a tool called ContextFinder to analyze motif context in yeast promoters.
Potential Biases
Potential biases in the selection of promoter sets could affect the results.
Limitations
The study may not account for all biological complexities and interactions in gene regulation.
Participant Demographics
The study focused on yeast (S. cerevisiae) promoters.
Statistical Information
P-Value
p = 9.4e-3 for Gcn4, p = 8.4e-6 for Mbp1
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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