10          20        30         40        50        60  
UUCAGUGUUUUUUUUAA--     U      G    -|   C  U     C   UGUUUUAUUU 
                   GAUAA AAUUUU UGAG AGGU UA CCUGA GCA          U
                   CUAUU UUGAGA ACUC UCCA AU GGACU CGU          U
AUAUUUAUUUGCUCCGAAA     U      A    U^   C  U     U   CCUACUUGUU 
     120       110       100        90        80        70