10            20        30        40        50         
GCGGUCUUGUUCCCGGG----|   U   C   CC        A   GA       UUAAUG 
                     GCUC CGC UCU  GUGUUCAC GCG  CCUUGAU      \
                     CGAG GCG AGA  CGUAAGUG CGC  GGAAUUA      U
CGACGAGGCGCGGCGGAAGGC^   -   -   AC        G   AC       ACAUAC 
       110       100          90        80        70        60