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S-nitrosylation: an emerging redox-based post-translational modification in plants.
Yiqin Wang1, Byung-Wook Yun, EunJung Kwon
1Institute of Molecular Plant Sciences, School of Biological Sciences, University of Edinburgh, King's Buildings, Edinburgh EH9 3JH, UK.
Journal of Experimental Botany
|May 23, 2006
Summary
S-nitrosylation, a key protein modification in animals, involves adding nitric oxide to cysteine. Emerging evidence suggests this crucial process also plays a central role in plant biology.
Area of Science:
- Plant biology
- Biochemistry
- Molecular biology
Background:
- S-nitrosylation is a critical post-translational modification in animals.
- It regulates diverse protein functions, including regulatory, structural, and metabolic roles.
Purpose of the Study:
- To explore the potential central function of S-nitrosylation in plant biology.
- To highlight emerging evidence for S-nitrosylation's role in plants.
Main Methods:
- Literature review of existing studies on S-nitrosylation.
- Analysis of evidence suggesting S-nitrosylation in plant systems.
Main Results:
- S-nitrosylation involves the covalent attachment of a nitric oxide moiety to a cysteine thiol.
- This modification is increasingly recognized for its regulatory functions in various biological processes.
Conclusions:
- S-nitrosylation is a significant post-translational modification with established roles in animal systems.
- Emerging evidence indicates S-nitrosylation may also be a central regulatory mechanism in plant biology.