Plant Viruses Online   

Descriptions and Lists from the VIDE Database

Beet 3 alphacryptovirus

Index

• Nomenclature
• Host range, transmission and symptoms
• Physical and biochemical properties
• Taxonomy and relationships
• Comments and References

Data collated by A.A. Brunt, 1994.

Nomenclature

Acronym

BCV-3

ICTV decimal code

49.0.3.0.005

Host range and symptoms

Natural host range and symptoms

Symptoms none.

Beta vulgaris ssp. cicla cv. Fudanso - symptomless.

Transmission

Virus not transmitted by mechanical inoculation; not transmitted by grafting; transmitted by seed.

Geographical distribution

Found, but with no evidence of spread, in Japan, Italy and the U.K.

Experimental host range

Many (>9) families susceptible.

Maintenance and propagation hosts

Beta vulgaris ssp. cicla.

Susceptible host species

• Beta vulgaris
• Beta vulgaris ssp. cicla

Families containing susceptible hosts

• Chenopodiaceae (2/2)

Purification method

Kassanis et al. (1977), Xie et al. (1993).

Physical and biochemical properties

Particle morphology

Virions isometric; not enveloped; 30 nm in diameter; rounded in profile.

Biochemical properties

Genome consists of RNA; double-stranded. Total genome size 3.34 kb (pairs). Genome of two parts; largest (or only) genome part 1.74 kb (pairs); the 2nd largest 1.6 kb (pairs).

NCBI sequence data (Entrez search)

Sequence database accession code(s)

• S63913 Em(40)_vi:S63913 Gb(84)_vi:S63913 putative RNA-dependent RNA polymerase (double-stranded RNA2) beet cryptic virus 3 BCV3, Genome 1 sequence.

Taxonomy and relationships

Alphacryptovirus: Partitiviridae

Virus(es) with serologically unrelated virions

Beet 1 and 2 alphacryptoviruses.

Additional comments on relationships

Viral dsRNAs have no homology with those beet 1 and 2 alphacryptoviruses.

Comments and References

References

• Accotto, G.P., Brisco, M.J. and Hull, R. (1987). J. gen. Virol. 68: 1417.
• Kassanis, B., White, R.F. and Woods, R.D. (1977). Phytopath. Z. 90: 350.
• Xie, W.S., Antoniw, J.F., White, R.F. and Woods, R.D. (1993). Pl. Path. 42: 465.

Cite this publication as: Brunt, A.A., Crabtree, K., Dallwitz, M.J., Gibbs, A.J., Watson, L. and Zurcher, E.J. (eds.) (1996 onwards). `Plant Viruses Online: Descriptions and Lists from the VIDE Database. Version: 20^th August 1996.' URL http://biology.anu.edu.au/Groups/MES/vide/

Dallwitz (1980) and Dallwitz, Paine and Zurcher (1993) should also be cited.