''Tymovirales'' is an order of
virus
A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all life forms, from animals and plants to microorganisms, including bacteria and archaea.
Since Dmitri Ivanovsky's 1 ...
es with five families. The group consists of viruses which have
positive-sense
In molecular biology and genetics, the sense of a nucleic acid molecule, particularly of a strand of DNA or RNA, refers to the nature of the roles of the strand and its complement in specifying a sequence of amino acids. Depending on the context, ...
, single-stranded RNA genomes. Their genetic material is protected by a special
coat protein.
Description
Tymoviruses are mainly plant pathogens first described in 2004.
They are characterised by similarities in their
replication-associated
polyproteins. These account for the majority of their
genomic
Genomics is an interdisciplinary field of biology focusing on the structure, function, evolution, mapping, and editing of genomes. A genome is an organism's complete set of DNA, including all of its genes as well as its hierarchical, three-dim ...
coding capacity. They are considered to form a group,
phylogenetically
In biology, phylogenetics (; from Greek φυλή/ φῦλον [] "tribe, clan, race", and wikt:γενετικός, γενετικός [] "origin, source, birth") is the study of the evolutionary history and relationships among or within groups o ...
, referred to as flexiviruses, with filamentous
virions
A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all life forms, from animals and plants to microorganisms, including bacteria and archaea.
Since Dmitri Ivanovsky's 1 ...
.
References
Bibliography
*
External links
ICTV Virus Taxonomy 2009
UniProt Taxonomy
{{Use dmy dates, date=April 2017
Virus orders
Riboviria