Building synthetic virus particles to study SARS-CoV-2 — ScienceDaily

Scientists at the Max Planck Institute for Medical Research in Heidelberg and their collaborators at the Max Planck Bristol Center for Minimal Biology at the University of Bristol have developed a new approach to study Sars-CoV-2. For systematic and standardized research of Sars-CoV-2 they built minimalistic synthetic virus particles where they can incorporate distinct structures of the Sars-CoV-2 virus like the spike protein. This allowed scientists to study single molecular mechanisms in a controlled setting, which they can further manipulate and tune. Using this technique to study the spike protein, which has been shown to be critical for virus-host interaction and infection, they discovered a switching mechanism. Upon binding of inflammatory fatty acids, the spike protein changes its conformation, thereby becoming less “visible” to the hosts immune system.

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