Role of β-sheet in Influenza Virus NS1 Function
Author Information
Author(s): Kerry Philip S., Long Elizabeth, Taylor Margaret A., Russell Rupert J. M.
Primary Institution: Biomedical Sciences Research Complex, University of St Andrews
Hypothesis
Does the conservation of a crystallographic interface suggest a role for β-sheet augmentation in the multifunctionality of the influenza virus NS1 protein?
Conclusion
The study suggests that the conservation of the strand–strand interface in the NS1 effector domain indicates a potential role for β-sheet augmentation in its function.
Supporting Evidence
- The structure of the NS1 effector domain was determined from diffraction data extending to 1.8 Å resolution.
- A new crystallization condition was discovered for the NS1 effector domain.
- Conformational changes at the strand–strand packing interface were observed.
Takeaway
The NS1 protein from the influenza virus has a special part that helps it work better, and scientists found that this part can change shape to help it interact with other molecules.
Methodology
The study used X-ray crystallography to analyze the structure of the NS1 effector domain from the influenza virus.
Limitations
The interactions of NS1 with many cellular factors are poorly characterized, and only a few structures of NS1 in complex with other proteins have been solved.
Digital Object Identifier (DOI)
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