Virion
Morphology: |
Pleomorphic |
Envelope: |
Yes |
Diameter (nm): |
50–80 |
Length (nm): |
– |
Structural components: |
Unknown |
Buoyant density (g/mL): |
1.27–1.3 |
Buoyant density method: |
|
Lipid composition: |
|
Additional information: |
No true virions, viral dsRNA and polymerase activity are associated with pleomorphic vesicles |
Genome
Nucleic acid: |
RNA |
|
Strandedness: |
Double-stranded |
|
Polarity: |
– |
|
Configuration: |
Linear |
|
Segment organization: |
Segment no. 1 (kb): |
9.8–12.7 |
One segment(s): |
9.8–12.7 (kb) total (calculated) |
|
G + C content (%): |
46–52 |
|
mRNA transcripts: |
1 |
|
Open reading frames: |
||
Additional information: |
Only one strand is employed in transcription |
|
Replication
Entry mechanism: |
No extracellular phase is known |
Site of transcription: |
Cytoplasm |
Transcriptase: |
RNA-dependent RNA polymerase (putatively virus-encoded) |
Site of genome replication: |
Cytoplasm |
Replicase: |
RNA-dependent RNA polymerase (putatively virus-encoded) |
Replication intermediate: |
Unknown |
Site of virion assembly: |
Unknown |
Egress mechanism: |
Unknown |
Addition... |
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References
Dawe AL, Nuss DL (2001) Annu Rev Genetics 35:1–29
Heiniger U, Rigling D (1994) Annu Rev Phytopathol 32:581–599
Hillman BI, Suzuki N (2004) Adv Vir Res 63:423–472
Milgroom MG, Cortesi P (2004) Annu Rev Phytopathol 42:311–338
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Nuss DL (2005) Nat Rev Microbiol 3:632–642
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Rigling, D., Hillman, B.I. (2011). Hypovirus. In: Tidona, C., Darai, G. (eds) The Springer Index of Viruses. Springer, New York, NY. https://doi.org/10.1007/978-0-387-95919-1_104
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DOI: https://doi.org/10.1007/978-0-387-95919-1_104
Publisher Name: Springer, New York, NY
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