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Comovírid ( Catalan; Valencian )

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Comovirinae és una subfamília de virus del tipus virus d'ARN monocatenari + dins la família de virus Secoviridae en l'ordre Picornavirales que infecten algunes plantes.

Gèneres

Enllaços externs

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Comovírid: Brief Summary ( Catalan; Valencian )

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Comovirinae és una subfamília de virus del tipus virus d'ARN monocatenari + dins la família de virus Secoviridae en l'ordre Picornavirales que infecten algunes plantes.

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Comovirinae

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Comovirinae is a subfamily of viruses in the order Picornavirales, in the family Secoviridae; its genera were formerly classified in the family Comoviridae. Plants serve as natural hosts. There are 62 species in this subfamily, assigned to 3 genera.[1][2]

Taxonomy

The genera Comovirus, Nepovirus and Fabavirus were classified into the family Comoviridae in 1993. This family was classified as part of the order Picornavirales when this order was created (2008), and its genera were reclassified as the subfamily Comovirinae of the family Secoviridae in 2009.[3][4]

The subfamily contains the following genera:[2]

Structure

Viruses in Comovirinae are non-enveloped, with icosahedral geometries, and T=pseudo3 symmetry. The diameter is around 30 nm. Genome segments are encapsidated separately into two different types of particle similar in size. Genomes are linear and segmented, bipartite, around 24-7kb in length.[1]

Life cycle

Viral replication is cytoplasmic. Entry into the host cell is achieved by penetration into the host cell. Replication follows the positive stranded RNA virus replication model. Positive stranded RNA virus transcription is the method of transcription. The virus exits the host cell by tubule-guided viral movement. Plants serve as the natural host. Transmission routes are mechanical.[1]

References

  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 20 May 2021.
  3. ^ ICTV Taxonomy History for Comoviridae, accessed on line Nov. 20, 2015.
  4. ^ ICTV Taxonomy History for Comovirinae, accessed on line Nov. 20, 2015.

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Comovirinae: Brief Summary

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Comovirinae is a subfamily of viruses in the order Picornavirales, in the family Secoviridae; its genera were formerly classified in the family Comoviridae. Plants serve as natural hosts. There are 62 species in this subfamily, assigned to 3 genera.

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Comovirinae ( Spanish; Castilian )

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Comovirinae es una subfamilia de virus de la familia Secoviridae que infectan a plantas. Contienen un genoma ARN monocatenario positivo y por lo tanto se incluyen en el Grupo IV de la Clasificación de Baltimore. Comprende los siguientes géneros:

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Comovirinae ( French )

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Les Comovirinae sont une sous-famille de virus de la famille des Secoviridae, qui comprend 3 genres et 62 espèces acceptées par l'ICTV. Ce sont des virus à ARN simple brin à polarité positive classés dans le groupe IV de la classification Baltimore.

Structure

Les virions sont des particules non enveloppées, de 28 à 30 nm de diamètre, ont une capside icosaédrique de type T=pseudo3. Les ARN génomiques sont encapsidés séparément dans deux types de particules de taille similaire[3].

Génome

Le génome, bipartite, est composé de deux segments d'ARN à simple brin linéaire, ARN1 et ARN2, de 6 à 8 kb et 4 à 7 kb respectivement. Chaque segment génomique a une protéine VPg liée l'extrémité 5' et une queue poly(A) à l'extrémité 3'[3].

Liste des genres

Selon NCBI (5 février 2021)[2] :

Notes et références

Référence biologique

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Comovirinae: Brief Summary ( French )

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Les Comovirinae sont une sous-famille de virus de la famille des Secoviridae, qui comprend 3 genres et 62 espèces acceptées par l'ICTV. Ce sont des virus à ARN simple brin à polarité positive classés dans le groupe IV de la classification Baltimore.

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豇豆花叶病毒科 ( Chinese )

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豇豆花叶病毒科 病毒分类 族: Group IV (+) ssRNA 分類
  • 豇豆花叶病毒屬(Comovirus) - 代表種:豇豆花叶病毒(Cowpea mosaic virus)
  • 豆科病毒屬(Fabavirus) - 代表種:蠶豆萎蔫病病毒1(Broad bean wilt virus 1)
  • 線蟲傳多面體病毒屬(Nepovirus) - 代表種:煙草環斑病毒(Tobacco ringspot virus菸草圓斑病毒)
Marburg virus.jpg 這是與病毒相關的小作品。你可以通过编辑或修订扩充其内容。
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豇豆花叶病毒科: Brief Summary ( Chinese )

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豇豆花叶病毒科(Comoviridae)

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