10          20        30        40        50         
UCUACACCUUUUUGCUA--|  G UU      A    AG    U          UUGUGG 
                   AGA C  GAGGGA GGCA  AUGU GGCAUAGCAG      \
                   UCU G  CUUUCU CCGU  UGCA CCGUAUCGUC      U
CGUACAGAACCAACGUCAA^  - UC      A    CA    U          CAAUGU 
      110       100         90        80        70        60