1. Suppressors of RNAi from plant viruses are subject to episodic positive selection by Gemma G. R. Murray, Sergei L. Kosakovsky Pond, and Darren J. Obbard Proceedings B Volume 280(1765):20130965 August 22, 2013 ©2013 by The Royal Society

2. Boxplots of (a) log(dN/dS) estimates from PAML, (b) −log(dN−dS) estimates from REL and (c) MEME estimates of the proportion of sites under episodic selection. Gemma G. R. Murray et al. Proc. R. Soc. B 2013;280:20130965 ©2013 by The Royal Society

3. VSR fingerprints for (a) sugarcane yellow leaf VSR and (b) tobacco mosaic VSR. These plots describe the rate classes that have been inferred from the data: log(dN) against log(dS). Gemma G. R. Murray et al. Proc. R. Soc. B 2013;280:20130965 ©2013 by The Royal Society

4. Clustering diagram of evolutionary distances between fingerprints. Gemma G. R. Murray et al. Proc. R. Soc. B 2013;280:20130965 ©2013 by The Royal Society