Files in this Data Supplement:

• Supplemental file 1 - Fig. S2, DNA sequences of the promoters of the pSSVx transcripts
  Zipped PowerPoint document, 8K.
• Supplemental file 2 - Table S1, oligonucleotides used to generate dsDNA probes
  Zipped PowerPoint document, 8K.
• Supplemental file 3 - Table S2, oligonucleotides used as ssDNA probes, in primer extension and RT.PCR
  MS Word document, 26K.
• Supplemental file 4 - Fig. S1, transcriptional analysis of SSV2 viral protein genes
  MS Word document, 94K.