P. profundum UTRs size. Size distribution of the 5′ (a) and 3′-UTRs (b) for different functional categories (COG). COG classes having significantly longer UTRs are marked using “*” symbol, those with significantly shorter UTRs are marked using “**”.
Campanaro et al. BMC Genomics 2012 13:567 doi:10.1186/1471-2164-13-567