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Mitovirus

Mitovirus is a genus of positive-strand RNA viruses, in the family Mitoviridae. Fungi serve as natural hosts. There are five species in the genus.[1][2]

Mitovirus
Mitoviruses have no capsid or viral envelope, RNA genome and RdRp form a naked ribonucleoprotein complex
Virus classification
(unranked): Virus
Realm: Riboviria
Kingdom: Orthornavirae
Phylum: Lenarviricota
Class: Howeltoviricetes
Order: Cryppavirales
Family: Mitoviridae
Genus: Mitovirus
Species

See text

Structure edit

Mitoviruses have no true virion. They do not have structural proteins or a capsid.[1]

Genome edit

Mitoviruses have nonsegmented, linear, positive-sense, single-stranded RNA genomes. The genome has one open reading frame which encodes the RNA-dependent RNA polymerase (RdRp). The genome is associated with the RdRp in the cytoplasm of the fungi host and forms a naked ribonucleoprotein complex.[3]

Life cycle edit

Viral replication is cytoplasmic. Replication follows the positive-strand RNA virus replication model. Positive-strand RNA virus transcription is the method of transcription. The virus exits the host cell by cell-to-cell movement. Fungi serve as the natural host. Transmission routes are parental and sexual.[1]

Taxonomy edit

There are five species in the genus:[2]

  • Cryphonectria mitovirus 1
  • Ophiostoma mitovirus 4
  • Ophiostoma mitovirus 5
  • Ophiostoma mitovirus 6
  • Ophiostoma mitovirus 3a

References edit

  1. ^ a b c "Viral Zone". ExPASy. Retrieved 15 June 2015.
  2. ^ a b "Virus Taxonomy: 2020 Release". International Committee on Taxonomy of Viruses (ICTV). March 2021. Retrieved 16 May 2021.
  3. ^ "Viral Zone". ExPASy. Retrieved 15 June 2015.

External links edit

  • Viralzone: Mitovirus
  • ICTV

mitovirus, genus, positive, strand, viruses, family, mitoviridae, fungi, serve, natural, hosts, there, five, species, genus, have, capsid, viral, envelope, genome, rdrp, form, naked, ribonucleoprotein, complexvirus, classification, unranked, virusrealm, ribovi. Mitovirus is a genus of positive strand RNA viruses in the family Mitoviridae Fungi serve as natural hosts There are five species in the genus 1 2 MitovirusMitoviruses have no capsid or viral envelope RNA genome and RdRp form a naked ribonucleoprotein complexVirus classification unranked VirusRealm RiboviriaKingdom OrthornaviraePhylum LenarviricotaClass HoweltoviricetesOrder CryppaviralesFamily MitoviridaeGenus MitovirusSpeciesSee text Contents 1 Structure 2 Genome 3 Life cycle 4 Taxonomy 5 References 6 External linksStructure editMitoviruses have no true virion They do not have structural proteins or a capsid 1 Genome editMitoviruses have nonsegmented linear positive sense single stranded RNA genomes The genome has one open reading frame which encodes the RNA dependent RNA polymerase RdRp The genome is associated with the RdRp in the cytoplasm of the fungi host and forms a naked ribonucleoprotein complex 3 Life cycle editViral replication is cytoplasmic Replication follows the positive strand RNA virus replication model Positive strand RNA virus transcription is the method of transcription The virus exits the host cell by cell to cell movement Fungi serve as the natural host Transmission routes are parental and sexual 1 Taxonomy editThere are five species in the genus 2 Cryphonectria mitovirus 1 Ophiostoma mitovirus 4 Ophiostoma mitovirus 5 Ophiostoma mitovirus 6 Ophiostoma mitovirus 3aReferences edit a b c Viral Zone ExPASy Retrieved 15 June 2015 a b Virus Taxonomy 2020 Release International Committee on Taxonomy of Viruses ICTV March 2021 Retrieved 16 May 2021 Viral Zone ExPASy Retrieved 15 June 2015 External links editViralzone Mitovirus ICTV Retrieved from https en wikipedia org w index php title Mitovirus amp oldid 1136461634, wikipedia, wiki, book, books, library,

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