Notes on Genus: Botrexvirus

flexuous filaments
flexuous filaments

Type member: Botrytis virus X

Contents

General Description

This is a mycovirus genus in the family Alphaflexiviridae. The name is derived from the type (and only) member, Botrytis virus X.

Morphology

Virions filamentous, flexuous, not enveloped, about 720 nm long and 12-13 nm in diameter.

Genome

Monopartite, linear, polyadenylated ssRNA of about 7 kb.

Genus Genomic Organization

Five open reading frames have been identified.

Type Member Genomic Organization

The genome is believed to encode five proteins:
1. 158.2 kDa Replication protein
2. 30.1 kDa Unknown function
3. 43.5 kDaCoat protein
4. 13.9 kDa Unknown function
5. 14.3 kDa Unknown function