Human coronavirus HKU1

Betacoronavirus hongkonense
Formation of HcoV-HKU1.
Virus classification Edit this classification
(unranked): Virus
Realm: Riboviria
Kingdom: Orthornavirae
Phylum: Pisuviricota
Class: Pisoniviricetes
Order: Nidovirales
Family: Coronaviridae
Genus: Betacoronavirus
Subgenus: Embecovirus
Species:
Betacoronavirus hongkonense
Synonyms
  • Human coronavirus HKU1
  • HCoV-HKU1

Betacoronavirus hongkonense [1] ( commonly called Human coronavirus HKU1 abbreviated as 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.[2] It was first discovered in January 2004 from one man in Hong Kong.[3] Subsequent research revealed it has global distribution and earlier genesis.

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.[4] It has the Hemagglutinin esterase (HE) gene, which distinguishes it as a member of the genus Betacoronavirus and subgenus Embecovirus.[5]

  1. ^ "Taxon Details | ICTV". International Committee on Taxonomy of Viruses (ICTV). Retrieved 25 July 2024.
  2. ^ Lim, Yvonne Xinyi; Ng, Yan Ling; Tam, James P.; Liu, Ding Xiang (2016-07-25). "Human Coronaviruses: A Review of Virus–Host Interactions". Diseases. 4 (3): 26. doi:10.3390/diseases4030026. ISSN 2079-9721. PMC 5456285. PMID 28933406. See Table 1.
  3. ^ Cite error: The named reference :0 was invoked but never defined (see the help page).
  4. ^ Lim, Yvonne Xinyi; Ng, Yan Ling; Tam, James P.; Liu, Ding Xiang (2016-07-25). "Human Coronaviruses: A Review of Virus–Host Interactions". Diseases. 4 (3): 26. doi:10.3390/diseases4030026. ISSN 2079-9721. PMC 5456285. PMID 28933406. See Table 1.
  5. ^ Woo, Patrick C. Y.; Huang, Yi; Lau, Susanna K. P.; Yuen, Kwok-Yung (2010-08-24). "Coronavirus Genomics and Bioinformatics Analysis". Viruses. 2 (8): 1804–1820. doi:10.3390/v2081803. ISSN 1999-4915. PMC 3185738. PMID 21994708. In all members of Betacoronavirus subgroup A, a haemagglutinin esterase (HE) gene, which encodes a glycoprotein with neuraminate O-acetyl-esterase activity and the active site FGDS, is present downstream to ORF1ab and upstream to S gene (Figure 1).

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