10        20           30        40        50         
CACAGAUAACAAAUACAACG---|  U   U          C  A      A    GACAU 
                       UGU GCG UUCCUUGUCA AC UUCGUC CAGU     \
                       ACA CGC AGGGAAUAGU UG AGGCAG GUCA     U
GAACUGUAGUACUUCUUCAAGGG^  -   U          C  A      -    CAAAC 
      110       100         90        80        70         60