Figure 3From: Mutations within lncRNAs are effectively selected against in fruitfly but not in humanComparison of derived allele frequency distribution of SNPs at 0-fold degenerate sites (blue), lncRNA exons (red), neutrally evolving sequences: small introns - ancestral repeats (green) and four-fold degenerate sites (light blue), for D. melanogaster (A) and human (B).Back to article page