Betaretrovirus

Betaretrovirus is a genus of viruses in the family Retroviridae.^[1]

Betaretrovirus
Virus classification
(unranked):	Virus
Realm:	Riboviria
Kingdom:	Pararnavirae
Phylum:	Artverviricota
Class:	Revtraviricetes
Order:	Ortervirales
Family:	Retroviridae
Subfamily:	Orthoretrovirinae
Genus:	Betaretrovirus

Betaretrovirus virion

Example of viruses in the genus include: Mouse mammary tumor virus, enzootic nasal tumor virus (ENTV-1, ENTV-2), and simian retrovirus types 1, 2 and 3 (SRV-1, SRV-2, SRV-3).^[2]

Taxonomy

The genus contains the following species, listed by scientific name and followed by the exemplar virus of the species:^[3]

• Betaretrovirus lan, Langur virus
• Betaretrovirus maspfimon, Mason-Pfizer monkey virus
• Betaretrovirus murmamtum, Mouse mammary tumor virus
• Betaretrovirus ovijaa, Jaagsiekte sheep retrovirus
• Betaretrovirus squmon, Squirrel monkey retrovirus