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The interplay between capsid dynamics and pathogenesis in tripartite bromoviruses.
Antara Chakravarty1, Ayala Ln Rao1
1Department of Microbiology and Plant Pathology, University of California, Riverside, CA, 92521-0122, United States.
Current Opinion in Virology
|January 31, 2021
Summary
Viral capsids are dynamic, not static, and this flexibility is key to plant virus infection. Understanding bromovirus capsid dynamics offers insights into host-pathogen interactions.
Area of Science:
- Virology
- Structural Biology
- Plant Pathology
Background:
- Virus capsids are essential for replication and infection, requiring a balance of stability and flexibility.
- Viral capsid dynamics, or 'breathing,' are well-studied in animal viruses but less understood in plant viruses.
- Bromoviruses, a genus of plant viruses, possess a tripartite, positive-sense RNA genome and are increasingly studied for capsid dynamics.
Purpose of the Study:
- To review and update knowledge on viral capsid dynamics within the bromovirus genus.
- To explore the relationship between bromovirus capsid dynamics and host-pathogen interactions.
Main Methods:
- Review of existing research data on bromovirus members.
- Analysis of studies characterizing bromovirus capsid dynamics.
Main Results:
- Viral capsids exhibit conformational transitions crucial for replication and host interaction.
- Bromovirus capsid dynamics are being actively characterized, revealing insights into their biological roles.
- Capsid flexibility is vital for reorganizing surface peptides to interact with host machinery.
Conclusions:
- Bromovirus capsid dynamics are intrinsically linked to host-pathogen interactions.
- Further research into plant virus capsid dynamics is crucial for understanding viral infection mechanisms.
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