10            20        30        40        50          
UCAAAGUGAUUUGAAAA----|    CUGA   AUAC     A  UCC        AUGAAGU 
                     CCAGA    UGC    CCUGU GU   GAGCUUUU       \
                     GGUCU    ACG    GGACA CA   CUCGAAAG       A
GGAAGAUAGCUGUACAAAUUU^    UA--   CAGA     C  UGU        CUAGACU 
 .       110       100          90        80        70