Plant Viruses Online   

Descriptions and Lists from the VIDE Database

Plantago asiatica mosaic potexvirus

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

ICTV decimal code

56.0.1.DE.02

Host range and symptoms

Natural host range and symptoms

Symptoms mosaic.

Plantago asiatica - mosaic.

Transmission

Virus transmitted by mechanical inoculation.

Geographical distribution

Spreads in the Central Asian region; the former USSR.

Experimental host range

Many (>9) families susceptible. Experimentally infected plants mostly show mosaic.

Diagnostically susceptible host species and symptoms

Plantago asiatica - mosaic.

Susceptible host species

• Plantago asiatica

Families containing susceptible hosts

• Plantaginaceae (1/1)

Purification method

Solovyev et al. (1994).

Physical and biochemical properties

Particle morphology

Virions filamentous; not enveloped; usually flexuous; with a clear modal length; of 490-530 nm; 11 nm wide. Axial canal obscure.

Biochemical properties

Virions contain 6 % nucleic acid; 94 % protein.

Genome consists of RNA; single-stranded. Total genome size 6.128 kb. Genome unipartite; largest (or only) genome part 6.128 kb. Poly A region present; 3´ terminus.

NCBI sequence data (Entrez search)

Sequence database accession code(s)

• S61526 Em(40)_vi:S61526 Gb(84)_vi:S61526 triple block genes: putative helicase...13 kda putative membrane-associated protein Plantago
• Z21647 Em(40)_vi:PARNASQ Gb(84)_vi:PARNASQ P.asiatica mosaic virus genomic RNA. 2/94 6,128bp. 2 sequences.

Features of the genome

Non-genomic nucleic acid not found in the virions. Sub-genomic mRNA found in infected cells; mRNA for coat protein, 0.9kb.

Features of proteins

Virion protein(s) one; M_r 22000; coat. Method of preparation: Solovyev et al., 1994. Virion proteins not glycosylated.

Virus-coded non-virion proteins isolated; one protein found (170 kDa).

Taxonomy and relationships

Potexvirus

Comments and References

References

• Kostin, V.D. and Volkov, Y.G. (1976). Virusnye Bolezni Rastenij Dalnego Vostoka 25: 205.
• Minskaya, L.A. (1979). Virozy Rastenij 54: 101.
• Minskaya, L.A., Novikov, V.K. and Kostin, V.D. (1977). Virusnye Bolezni Rastenij Dalnego Vostoka 48 61.
• Solovyev, A.G., Novikov, V.K., Merits, A., Savenkov, E.I., Zelenina, D.A., Tyulkina, L.G. and Morozov, S.Y. (1994). J. gen. Virol. 75: 259.

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.