Betacoronavirus 1

**Definition:** The type species of BETACORONAVIRUS genus causing gastroenteritis respiratory diseases in mammals. Previously separate species HUMAN CORONAVIRUS OC43; BOVINE CORONAVIRUS; Human enteric coronavirus; Equine coronavirus; and Porcine hemagglutinating encephalomyelitis virus merged into this species on the basis of similar genome nucleotide sequence and genome organization.

**Tree numbers:** - B04.820.578.500.540.150.113.500