10         20          30         40        50          
CCAUCCUUAGACAUGCU-   U   GG--  C       -|   A  AG      CAUAUGGU 
                  GUC GCG    GC UUACUCG AGAG GU  CAAUCA        \
                  CAG UGC    UG GGUGAGC UCUC CA  GUUAGU        A
UAAUGUAUACGACGUAUA   -   ACAA  U       A^   -  AA      AUACAGUA 
 .       110        100        90        80         70