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Coronavirus envelope protein: current knowledge.

Dewald Schoeman1, Burtram C Fielding2

  • 1Molecular Biology and Virology Research Laboratory, Department of Medical Biosciences, University of the Western Cape, Cape Town, South Africa.

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|May 29, 2019
PubMed
Summary
This summary is machine-generated.

Coronaviruses (CoVs) can infect humans, causing severe disease. The CoV envelope (E) protein is crucial for viral assembly and pathogenesis, with SARS-CoV E being extensively studied. Understanding CoV E is key to developing new antiviral therapies.

Keywords:
AssemblyBuddingCoronavirusEnvelope proteinTopologyViroporin

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Area of Science:

  • Virology
  • Molecular Biology
  • Protein Structure and Function

Background:

  • Coronaviruses (CoVs) are zoonotic viruses with increasing human impact, evidenced by SARS and MERS outbreaks.
  • The CoV envelope (E) protein, a small integral membrane protein, plays a vital role in viral assembly, budding, and pathogenesis.
  • Recent research has elucidated the structural motifs, ion-channeling viroporin activity, and protein interactions of the CoV E protein.

Purpose of the Study:

  • To review and synthesize current knowledge on the Coronaviruses (CoVs) envelope (E) protein.
  • To highlight recent advancements in understanding CoV E structure, function, and interactions.
  • To compare CoV E with similar viral proteins and identify knowledge gaps for future research.

Main Methods:

  • Literature review and synthesis of existing research on Coronaviruses (CoVs) and their envelope (E) protein.
  • Comparative analysis of CoV E protein with other viral proteins.
  • Identification of current knowledge gaps and formulation of future research directions.

Main Results:

  • Significant progress has been made in understanding the structure and function of the SARS-CoV E protein.
  • The CoV E protein is integral to critical viral life cycle stages, including assembly and pathogenesis.
  • Coronaviruses (CoVs) engineered to lack the E protein show potential as vaccine candidates.

Conclusions:

  • The Coronaviruses (CoVs) E protein is a key target for understanding viral pathogenesis and developing antivirals.
  • Further research into CoV molecular biology, particularly the E protein, is essential for combating both human and enzootic CoV infections.
  • Targeting the CoV E protein offers a promising avenue for developing effective anti-coronaviral agents.