Piscanivirinae

Piscanivirinae is a virus subfamily of the family Tobaniviridae within the order Nidovirales which comprises different fish viruses. The virions have a viral envelope and a positive-sense single-stranded RNA genome which is linear and unsegmented.

Piscanivirinae
Electron micrograph of virion and structure of white bream virus
Virus classification
(unranked): Virus
Realm: Riboviria
Kingdom: Orthornavirae
Phylum: Pisuviricota
Class: Pisoniviricetes
Order: Nidovirales
Family: Tobaniviridae
Subfamily: Piscanivirinae

The subfamily is hitherto bigeneric with the two genera Bafinivirus and Oncotshavirus. Both genera comprise rod shaped (bacilliform) viruses with relatively large genoms like they mostly occur in the nidoviruses. Occasionally, also strongly pleomorphic (e.g. spheric) virions were observed.[1][2]

The name is a siglum typical for virus taxonomy which here supposedly refers to the host animals fishes (Latin pisces), the host species Blicca bjoerkna of the virus species White bream virus (type of Bafinivirus), and the overarching order of the nidoviruses.

Taxonomy

(*) type species[3]

Order Nidovirales[3]
Suborder Tornidovirineae[3]
Family Tobaniviridae[3]
Subfamily Piscanivirinae[3]
Genus Bafinivirus[3]
Subgenus Blicbavirus[3]
Species White bream virus[3] (*)
Subgenus Pimfabavirus[3]
Species Fathead minnow nidovirus 1[3]
Genus Oncotshavirus[3]
Subgenus Salnivirus[3]
Species Chinook salmon nidovirus 1[3] (*)

References

  1. Database entry and corresponding revision proposal:
  2. Irene Cano, David Stone, Jacqueline Savage, Gareth Wood, Brian Mulhearn, Joshua Gray, Nick Stinton, Stuart Ross, Michaela Bonar, Nick G. H. Taylor, Kelly S. Bateman, Stephen W. Feist (2020-05-25). "Isolation of a Chinook Salmon Bafinivirus (CSBV) in Imported Goldfish Carassius auratus L. in the United Kingdom and Evaluation of Its Virulence in Resident Fish Species" (PDF). Article. Viruses. MDPI. 12 (5). 578. doi:10.3390/v12050578. ISSN 1999-4915. Retrieved 2020-08-14.CS1 maint: uses authors parameter (link)
  3. ICTV: ICTV Master Species List 2019.v1. MSL #35, March 2020


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