10          20        30        40        50         
GAGACAGAGCACUCUAA--| C    A    CC        A   GA        UAAUG 
                   GG UCUG CUCU  GUGUUCAC GCG  CCUUGAUU     \
                   CC AGGC GAGA  CGUAAGUG CGC  GGAAUUAA     U
UAGAAACUACUUCGAAACU^ U    -    AC        G   AC        CAUAC 
      110       100         90        80        70        60