Featured
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Article |
Drugs that inhibit TMEM16 proteins block SARS-CoV-2 spike-induced syncytia
Lungs from patients who died from COVID-19 show atypical fused cells, the formation of which is mediated by the SARS-CoV-2 spike protein, and drugs that inhibit TMEM16F can prevent spike-induced syncytia formation.
- Luca Braga
- , Hashim Ali
- & Mauro Giacca
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Article |
Envelope protein ubiquitination drives entry and pathogenesis of Zika virus
The E3 ubiquitin ligase TRIM7 polyubiquitinates the envelope protein of Zika virus, adding Lys63-linked polyubiquitin chains that interact with the TIM1 receptor of host cells to enhance virus entry and replication.
- Maria I. Giraldo
- , Hongjie Xia
- & Ricardo Rajsbaum
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Letter |
Open and closed structures reveal allostery and pliability in the HIV-1 envelope spike
New high-resolution cryo-electron microscopy structures of the HIV-1 envelope protein provide a detailed description and understanding of how the HIV-1 fusion machinery functions and how it changes its structure over time to convert from the pre-fusion to the fusion-intermediate conformation.
- Gabriel Ozorowski
- , Jesper Pallesen
- & Andrew B. Ward
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Letter |
Cryo-electron microscopy structure of a coronavirus spike glycoprotein trimer
The high-resolution cryo-electron microscopy structure of a pre-fusion coronavirus spike trimer from mouse hepatitis virus is presented; the structure reveals architectural similarities to paramyxovirus F proteins, suggesting that these fusion proteins may have evolved from a distant common ancestor.
- Alexandra C. Walls
- , M. Alejandra Tortorici
- & David Veesler
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Letter |
Functional and evolutionary insight from the crystal structure of rubella virus protein E1
The crystal structure of rubella virus E1 glycoprotein in its post-fusion form reveals a class II fusion protein with distinct features so far unseen in any other crystallized fusion protein; the location of an antibody-neutralization epitope also suggests that rubella-specific antibodies may function through prevention of E1 glycoprotein trimer formation during cell entry.
- Rebecca M. DuBois
- , Marie-Christine Vaney
- & Félix A. Rey