10          20        30        40        50         
ACUCUGGGACGCUGCCC--| UC       C  G        G         AGUCGGCU 
                   GC  CCCUGGG AG AUAUCAUC UAUACUGUA        \
                   CG  GGGGCCC UC UGUAGUAG AUAUGACAU        A
CGGCCCGGCCAGCCGCCCA^ UC       C  A        -         CACAGAGU 
      110       100        90        80         70        60