Virion
Morphology: |
geminate (two incomplete icosahedra T=1) |
Envelope: |
no |
Diameter [nm]: |
18 |
Length [nm]: |
30 |
Structural components: |
capsid |
Buoyant density [g/mL]: |
unknown |
Genome
Nucleic acid: |
DNA |
Strandedness: |
single-stranded |
Polarity: |
ambisense |
Configuration: |
circular |
Segments: |
1 |
Size [kb]: |
2.86 |
G+C content [%]: |
41.6 |
Transcription units: |
6 |
Replication Strategy
Entry mechanism: |
unknown |
Site of transcription: |
nucleus |
Transcriptase: |
unknown |
Site of genome replication: |
nucleus |
Replicase: |
host-encoded |
Replication intermediate: |
viral supercoiled DNA |
Site of virion assembly: |
nucleus |
Egress mechanism: |
unknown |
Additional information: |
a single viral protein (Rep) required for viral replication |
History
Year |
Event/Discovery |
eference |
|---|---|---|
1950 |
Disease of tomato, later attributed to infection by TPCTV, first described |
Stoner WN, Hogan WD (1950) Florida Agric Exp Stn Annu Rep, p 206 |
1958 |
Identification of a treehopper, Micrutalis malleifera, as vector of TPCTV |
Simons JN, Coe DM (1958) Virology 6:43–48 |
1990 |
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© 2002 Springer-Verlag
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Briddon, R.W. (2002). Topocuvirus. In: Tidona, C.A., Darai, G., Büchen-Osmond, C. (eds) The Springer Index of Viruses. Springer, Berlin, Heidelberg. https://doi.org/10.1007/3-540-31042-8_58
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DOI: https://doi.org/10.1007/3-540-31042-8_58
Publisher Name: Springer, Berlin, Heidelberg
Print ISBN: 978-3-540-67167-1
Online ISBN: 978-3-540-31042-6
eBook Packages: Springer Book Archive