10             20        30        40        50          
UGAAGAAAUACAAGAAA-----|   AUU      C                  GACAGAUUGA 
                      AGGA   ACGAGA UGGUUUUCAUAAUGAUUU          \
                      UCCU   UGUUUU AUCGAAAGUGUUACUAGA          U
GUUAACAAAAGGUUCUGCUGGU^   ---      A                  GUCUUAUACA 
 .       110       100           90        80        70