10           20        30        40        50          
CUUCCAGGCUGUCGAUGGA---|   UC       G   A         UA     UCUUAU 
                      CCCG  CUCCUGU CCU CUGAGCUGA  UCAGU      \
                      GGGC  GAGGACA GGA GACUUGACU  GGUCA      U
ACACGGAAUAAAACGAGUUCCC^   U-       A   C         C-     UACAUU 
.       110       100         90        80         70