Rhabdovirus Matrix Protein Structures Reveal a Novel Mode of Self-Association
Author Information
Author(s): Graham Stephen C., Assenberg René, Delmas Olivier, Verma Anil, Gholami Alireza, Talbi Chiraz, Owens Raymond J., Stuart David I., Grimes Jonathan M., Bourhy Hervé
Primary Institution: University of Oxford
Hypothesis
How do the matrix proteins of rhabdoviruses self-associate and what implications does this have for virus assembly?
Conclusion
The study reveals that the matrix proteins of two rhabdoviruses self-associate through distinct molecular interactions, which may play a crucial role in virus assembly.
Supporting Evidence
- The matrix proteins of rhabdoviruses are essential for virus maturation and budding.
- Both proteins share a common fold despite having no identifiable sequence homology.
- The study provides a model for the flexible self-assembly of the matrix protein during virion morphogenesis.
- Self-association of the matrix protein enhances its affinity for membranes.
Takeaway
The proteins that help rhabdoviruses to form and spread are like puzzle pieces that fit together in a special way, helping the virus to build itself.
Methodology
The structures of the matrix proteins from vesicular stomatitis virus and Lagos bat virus were solved using X-ray crystallography.
Digital Object Identifier (DOI)
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