10          20         30        40        50       
UACAACAAUUACAAUAA--|      UU  -          UC       C   UGUCA 
                   AUAUUCA  GU UAGUGGUCAU  ACUCAGU ACA     \
                   UAUAAGU  CA GUCAUUAGUA  UGGGUCA UGU     U
UCUUUAUUUUUGUCAAUUA^      U-  U          UA       C   AAUAU 
   110       100        90         80        70        60