Conserved RNA Regulons of Zinc-Finger Proteins
Author Information
Author(s): Tanja Scherrer, Christian Femmer, Ralph Schiess, Ruedi Aebersold, André P. Gerber
Primary Institution: ETH Zürich
Hypothesis
The study explores the impact of zinc-finger RNA-binding proteins Gis2p and ZNF9 on RNA regulation and gene expression.
Conclusion
The study finds a high conservation of RNA-binding properties and potential targets between Gis2p and ZNF9, suggesting a link to muscle-specific gene regulation.
Supporting Evidence
- Hundreds of mRNAs were associated with Gis2p, indicating its role in RNA processing.
- Gis2p and ZNF9 bind to similar RNA motifs, suggesting conserved functions.
- The study predicts regulation of muscle-specific genes by ZNF9, linking it to myotonic dystrophy.
Takeaway
Scientists studied two proteins that help control how genes are used in cells, finding that they work similarly in yeast and humans.
Methodology
The study used RNA affinity purifications and matched-sample proteome-transcriptome analysis to identify RNA targets and their regulatory effects.
Potential Biases
Some non-target mRNAs may associate with Gis2p, complicating the identification of true targets.
Limitations
The study may not have fully uncovered all target mRNAs associated with Gis2p in vivo due to potential dissociation during the affinity-isolation procedure.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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