10          20        30         40        50        60 
UUAAUCGGAUUUGAGAGU--    U   UGC          -|            GUAUAUAG 
                    GUAG UAU   AUGGGAAAUG UGAAGUUCAAGGA        \
                    CGUC AUA   UACCUUUUAC GCUUCAGGUUUCU        U
UGGUCUCAAUGUUACUGUCU    U   UUU          U^            UUGCAGAA 
  120       110       100        90        80        70