10            20        30        40        50       
CAUCUGCUUGCUACCCC----|  A U        U        C          CUUCG 
                     UGG G CAGCCUGC GCAGGCUG CCAGGCCAUC     C
                     ACC C GUCGGACG CGUCCGAC GGUCCGGUAG     C
AGAAUGUCCGCCUCCUACUGG^  - -        U        U          AAUGU 
    110       100          90        80        70        60