| Pisoniviricetes | |
|---|---|
 | |
| Clockwise from top left:TEM ofavian coronavirus,hepatitis A virus,Nam Dinh virus,polio virus,transmissible gastroenteritis coronavirus,calicivirus,equine torovirus,Norwalk virus. Center:Picornain 3C – a3C-like protease characteristic of class Pisoniviricetes | |
Virus classification | |
| (unranked): | Virus |
| Realm: | Riboviria |
| Kingdom: | Orthornavirae |
| Phylum: | Pisuviricota |
| Class: | Pisoniviricetes |
Pisoniviricetes is a class ofpositive-strand RNA viruses which infecteukaryotes.[1][2] A characteristic of the group is a conserved3C-like protease from thePA clan of proteases for processing the translatedpolyprotein.[3][4][5] The name of the group is aportmanteau of member orders "picornavirales,sobelivirales,nidovirales" and -viricetes which is the suffix for avirus class.[6]
The following orders are recognized:
