Human coronavirus HKU1
Species of virus / From Wikipedia, the free encyclopedia
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Human coronavirus HKU1 (HCoV-HKU1) is a species of coronavirus in humans and animals. It causes an upper respiratory disease with symptoms of the common cold, but can advance to pneumonia and bronchiolitis.[1] It was first discovered in January 2004 from one man in Hong Kong.[2] Subsequent research revealed it has global distribution and earlier genesis.
Human coronavirus HKU1 | |
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Formation of HcoV-HKU1. | |
Virus classification | |
(unranked): | Virus |
Realm: | Riboviria |
Kingdom: | Orthornavirae |
Phylum: | Pisuviricota |
Class: | Pisoniviricetes |
Order: | Nidovirales |
Family: | Coronaviridae |
Genus: | Betacoronavirus |
Subgenus: | Embecovirus |
Species: | Human coronavirus HKU1 |
The virus is an enveloped, positive-sense, single-stranded RNA virus which enters its host cell by binding to the N-acetyl-9-O-acetylneuraminic acid receptor.[3] It has the Hemagglutinin esterase (HE) gene, which distinguishes it as a member of the genus Betacoronavirus and subgenus Embecovirus.[4]