10          20        30        40        50         
UAAAGUGAUAAAAGGAA--|            UUU     U        G     GUAAU 
                   GGUACAAAAUUAU   UGCAA AUGUUCCU AAUAU     \
                   CUAUGUUUUGAUA   ACGUU UACAAGGG UUAUG     A
UCGGAAAAGAGAUUUAUAA^            CCU     U        -     UGAAU 
      110       100        90        80        70         60