Genus: Harkavirus


Genus: Harkavirus

Distinguishing features

The genus is distinguished on the basis of genetic characters.

Virion

Morphology

No details are available on the morphology of the virions.

Nucleic acid

Genome (Boros et al., 2015b): 8,003 nt (5′-UTR: 673 nt; ORF: 7,263 nt; 3′-UTR: 67 nt). The location of the cre has not been identified. 

Genome organization and replication

Genome layout:

VPg+5′-UTRIRES-I-[1A-1B-1C-1D/2A-2B-2C/3A-3B-3C-3D]-3′-UTR-poly(A)

The deduced polyprotein is of 2,420 amino acids. There is no L protein. The function 2A is unknown.

Antigenicity

See discussion under family description.

Biology

Viral RNA was detected in faeces of a 5-week-old common kestrel (Falco tinnunculus).

Species demarcation criteria

There is only a single species in the genus.

Member species

SpeciesVirus name(s)Exemplar isolateExemplar accession numberExemplar RefSeq numberAvailable sequenceOther isolatesOther isolate accession numbersVirus abbreviationIsolate abbreviation
Harkavirus Afalcoviruskestrel/VOVE0622/2013/HUNKP230449NC_026921Complete genomeFaV

Virus names, the choice of exemplar isolates, and virus abbreviations, are not official ICTV designations.

Derivation of names

Harka-: from Harkakötöny (a village in Hungary where the first sample was collected)