Fig. 2From: Distribution of mutational fitness effects and of epistasis in the 5’ untranslated region of a plant RNA virus a DMFEs measured for single and double mutants of TEV 5’ UTR. b Comparison of the DMFE of single mutations affecting TEV 5’ UTR and ORF. ORF data are taken from Carrasco et al. [19]. Notice that bar counts are juxtaposedBack to article page