10            20        30        40         50         
UACAGGAAAGCGACUUA----|   C    AC         A UG UU-  U     UGUUUU 
                     AGUC GAGC  UAUUUGAUC C  G   AC GAGGU      \
                     UCAG CUCG  AUAAACUAG G  C   UG CUUCG      G
GCCGGUCCACCAACCCGGGUU^   -    C-         C GU UUU  -     AAUACU 
       110       100         90         80         70        60