Development of Enterovirus Antiviral Agents That Target the Viral 2C Protein

Rishabh Kejriwal, Tristan Evans, Joshua Calabrese, Lea Swistak, Lauren Alexandrescu, Michelle Cohen, Nahian Rahman, Niel Henriksen, Radha Charan Dash, M. Kyle Hadden, Nicola J. Stonehouse, David J. Rowlands, Natalie J. Kingston, Madeline Hartnoll, Samuel J. Dobson, Simon J. White

Research output: Contribution to journalArticlepeer-review

Abstract

The Enterovirus (EV) genus includes several important human and animal pathogens. EV-A71, EV-D68, poliovirus (PV), and coxsackievirus (CV) outbreaks have affected millions worldwide, causing a range of upper respiratory, skin, and neuromuscular diseases, including acute flaccid myelitis, and hand-foot-and-mouth disease. There are no FDA-approved antiviral therapeutics for these enteroviruses. This study describes novel antiviral compounds targeting the conserved non-structural viral protein 2C with low micromolar to nanomolar IC50 values. The selection of resistant mutants resulted in amino acid substitutions in the viral capsid protein, implying these compounds may play a role in inhibiting the interaction of 2C and the capsid protein. The assembly and encapsidation stages of the viral life cycle still need to be fully understood, and the inhibitors reported here could be useful probes in understanding these processes.

Original languageEnglish (US)
Article numbere202200541
JournalChemMedChem
Volume18
Issue number10
DOIs
StatePublished - May 16 2023
Externally publishedYes

Keywords

  • 2C protein
  • ATPase
  • Antiviral agents
  • Enteroviruses
  • Helicase

ASJC Scopus subject areas

  • Drug Discovery
  • General Pharmacology, Toxicology and Pharmaceutics
  • Molecular Medicine
  • Biochemistry
  • Pharmacology
  • Organic Chemistry

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