Gammacoronavirus

This article is about the genus of coronavirus and is not to be confused with the Gamma variant of the SARS-CoV-2 virus that causes COVID-19.

Gammacoronavirus (Gamma-CoV) is one of the four genera (Alpha-, Beta-, Gamma-, and Delta-) of coronaviruses. It is in the subfamily Orthocoronavirinae of the family Coronaviridae. They are enveloped, positive-sense, single-stranded RNA viruses of zoonotic origin. Coronaviruses infect both animals and humans.

Gammacoronavirus
Virus classification
(unranked):	Virus
Realm:	Riboviria
Kingdom:	Orthornavirae
Phylum:	Pisuviricota
Class:	Pisoniviricetes
Order:	Nidovirales
Family:	Coronaviridae
Subfamily:	Orthocoronavirinae
Genus:	Gammacoronavirus

While the alpha and beta genera are derived from the bat gene pool, the gamma and delta genera are derived from the avian and pig gene pools.^[1] Gamma-CoV also known as coronavirus group 3 are the avian coronaviruses.

Taxonomy

The genus contains the following subgenera and species:^[2][3]

• Subgenus: Brangacovirus
  • Gammacoronavirus brantae, Goose coronavirus CB17
• Subgenus: Cegacovirus
  • Gammacoronavirus delphinapteri, Beluga whale coronavirus SW1
• Subgenus: Igacovirus
  • Gammacoronavirus anatis, Duck coronavirus 2714
  • Gammacoronavirus galli, Infectious bronchitis virus
  • Gammacoronavirus pulli, Avian coronavirus 9203

See also

• Animal viruses
• Positive/negative-sense
• RNA virus