Table 3. Comparisons of 508 nucleotide sequences of the horse virus isolate, Vaccine A virus strain, and selected GenBank isolates of the nonstructural unit NSP3.

GenBank accession no.	Strain/isolate	Mutations	% Match
Horse		0	100
Vaccine		0	100
X63135	ssp. N. Am. Variant	5	99.0
U01034	82V2137	5	99.0