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SARS-CoV-2 animation
Virus classification Edit this classification
(unranked): Virus
Realm: incertae sedis
Kingdom: incertae sedis
Phylum: incertae sedis
Class: incertae sedis
Order: Nidovirales
Suborder: Cornidovirineae
Family: Coronaviridae
Subfamilies and genera

Coronaviridae is a family of enveloped, positive-sense, single-stranded RNA viruses. The viral genome is 26–32 kilobases in length. The particles have large (~20 nm), club- or petal-shaped spikes on the surface (the "peplomers" ). The particles in electron micrographs look like the solar corona.

Taxonomy[change | change source]

The family Coronaviridae is has 2 sub-families, 5 genera, 26 sub-genera, and 46 species.[1] More species are possible, but not yet confirmed.[2]

A coronavirus virion

References[change | change source]

  1. "Virus Taxonomy: 2019 Release". International Committee on Taxonomy of Viruses. Retrieved 11 May 2020.
  2. Gorbalenya A, Baker S, Baric R, de Groot R, Drosten C, Gulyaeva A, Haagmans B, Lauber C, Leontovich A, Neuman B, Penzar D, Perlman S, Poon L, Samborskiy D, Sidorov I, Sola I, Ziebuhr J (2020). "The species Severe acute respiratory syndrome related coronavirus: classifying 2019-nCoV and naming it SARS-CoV-2" (PDF). Nature Microbiology. 5 (4): 536–44. doi:10.1038/s41564-020-0695-z. PMC 7095448. PMID 32123347.
  3. Fan Y, Zhao K, Shi ZL, Zhou P (March 2019). "Bat Coronaviruses in China". Viruses. 11 (3): 210. doi:10.3390/v11030210. PMC 6466186. PMID 30832341.