10         20         30        40        50          
GUAGUAAUACAGACGGCA-    CCC-| U     UU                  GGACAC 
                   AGGA    CC CAACU  AACAUGGAGGUACUUGCU      \
                   UCCU    GG GUUGA  UUGUACCUUCGUGAAUGA      C
AGGAGAAGCCAACCCAAAG    CUGU^ U     UU                  AAAAGU 
 .       110       100        90        80        70