Evolutionary constraints on yeast protein size
2006
Evolutionary Constraints on Yeast Protein Size
Sample size: 3663
publication
10 minutes
Evidence: high
Author Information
Author(s): Jonas Warringer, Anders Blomberg
Primary Institution: Göteborg University
Hypothesis
What evolutionary forces act on protein size in yeast?
Conclusion
In yeast, highly expressed proteins tend to be smaller, while protein size is influenced by biochemical activity and connectivity.
Supporting Evidence
- Smaller proteins are more abundant than larger proteins in yeast.
- There is a significant negative correlation between protein size and expression levels.
- Large proteins have more protein-protein interactions than small proteins.
- Biochemical activity is a dominant factor influencing protein size.
Takeaway
This study found that smaller proteins in yeast are used more often than larger ones, and that the type of job a protein does affects how big it can be.
Methodology
The study used a bioinformatics approach to analyze protein size, expression levels, and interactions in yeast.
Limitations
The study primarily focused on yeast and may not generalize to other organisms.
Participant Demographics
The study focused on the yeast species Saccharomyces cerevisiae.
Statistical Information
P-Value
1.6E-23
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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