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ICTV Virus Taxonomy Profile: Arenaviridae 2023.

Sheli R Radoshitzky1, Michael J Buchmeier2, Rémi N Charrel3

  • 1Center for Drug Evaluation and Research, Food and Drug Administration, Silver Spring, MD 20903, USA.

The Journal of General Virology
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Summary

The Arenaviridae family comprises ambisense RNA viruses infecting mammals, snakes, and fish. This summary details their genome structure and protein-coding capabilities based on the ICTV report.

Keywords:
ArenaviridaeICTV Reportarenavirusmammarenavirusreptarenavirustaxonomy

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Area of Science:

  • Virology
  • Molecular Biology
  • Taxonomy

Background:

  • Arenaviridae are ambisense RNA viruses infecting a range of hosts.
  • Their genomes encode key proteins like nucleoprotein (NP), glycoprotein (GP), and large (L) protein.
  • Some also encode a zinc-binding protein (Z).

Purpose of the Study:

  • To summarize the International Committee on Taxonomy of Viruses (ICTV) report on the Arenaviridae family.
  • To provide an overview of the genomic and protein-coding characteristics of Arenaviridae.
  • To make the ICTV report findings accessible to a wider scientific audience.

Main Methods:

  • Review and summarization of the official ICTV report on Arenaviridae.
  • Analysis of genomic structure and encoded proteins.
  • Compilation of taxonomic information.

Main Results:

  • Arenaviridae possess ambisense RNA genomes approximately 10.5 kb in size.
  • The genome encodes essential proteins including NP, GP, and L (RNA-directed RNA polymerase).
  • The report details the classification and characteristics of this viral family.

Conclusions:

  • The ICTV report provides a comprehensive taxonomic overview of the Arenaviridae family.
  • Understanding the genomic features is crucial for arenavirus research and control.
  • This summary serves as a guide to the official classification and characteristics of Arenaviridae.