The mobility of pumpkin CHOLINE KINASE 1 mRNA is regulated by both m5C and m6A modification under chilling stress
2024
CmoCK1 mRNA and Chilling Tolerance in Plants
publication
Evidence: moderate
Author Information
Author(s): Li X, Wang C, Liu W, Wang N, Zhang M, Chen Y, Xiang C, Gao L, Dong Y, Zhang W
Primary Institution: The Chinese University of Hong Kong
Hypothesis
How do m5C and m6A modifications regulate the mobility of CmoCK1 mRNA under chilling stress?
Conclusion
CmoCK1 mRNA promotes chilling tolerance by moving from root to leaf, regulated by m6A and m5C modifications.
Supporting Evidence
- Mobile mRNA transported between shoot and root mediates chilling tolerance.
- CmoCK1 mRNA has both shoot-to-root and root-to-shoot mobility.
- Overexpression of CmoCK1-GFP in cucumber promoted chilling tolerance.
- CmoCK1 mRNA mobility is regulated by m6A and m5C modifications.
Takeaway
This study shows that a special mRNA helps plants survive cold by moving from the roots to the leaves, and it needs certain chemical changes to do this.
Methodology
The authors analyzed mRNA mobility and conducted chilling tolerance tests using cucumber as a model.
Digital Object Identifier (DOI)
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