10           20        30        40        50        60
UCACACCCUUGAUUUUG---|        UCCGU    A     UCA         UGUAUG 
                    GUAUUCCCG     GAGU UUACA   GGUACUGGU      U
                    CAUAAGGGC     CUCA AAUGU   CCAUGACCA      G
AAAACCUGUUUCUGCCGCUC^        CACU-    C     UA-         UGGUAC 
 .       110       100        90         80         70