Multiple sequence alignment of nucleotide sequences of the Ov 8 ex2 gene from SA OvHV-2 strains and reference sequences derived from OvHV-2 genome sequences (Accession numbers: NC-007646.1, AY839756.1, DQ198083.1), showing three genotypes of Ov 8 ex2 gene.

<p>Ref indicates the nucleotide sequences of the Ov 8 ex2 gene of the OvHV-2 reference genomes obtained from the GenBank. Variable regions are highlighted in rectangles (▯), and groups of genotypes (G) are illustrated on the right side of the align sequences.