Notes on Genus: Sclerodarnavirus

no virions
no virions

Type member: Sclerotinia sclerotiorum debilitation-associated virus


General Description

This is a mycovirus genus in the family Alphaflexiviridae. The type (and only) member is a capsid-less virus but phylogenetic analysis of the replication protein places it within the family. The name is derived from the type (and only) member, Sclerotinia sclerotiorum debilitation-associated RNA virus.


No virions have been identified.


Monopartite, linear, polyadenylated ssRNA of about 5.5 kb.

Genus Genomic Organization

There is a single ORF encoding a large (193 kDa) replication protein.

Type Member Genomic Organization

The genome encodes a single 193 kDa replication protein.