Betacoronavirus

**Semantic type:** Virus

**Definition:** A genus of enveloped and spherical positive sense ssRNA viruses in the subfamily Coronavirinae of the family Coronaviridae with a diameter of about 120 nm. Betacoronaviruses have a nonopartite, linear genome of 27-32 kb. Bats are the most common reservoir for betacoronaviruses.

**Synonyms:** - BETACORONAVIRUS - Beta-CoV - Coronavirus Group 2