10         20         30        40        50          
AUUUACAGGGACAAUAU-   -| UU    GC         C    U  C     GUACAU 
                  CCA CG  GAUG  ACAUACUUC UUAC AU CCAUA      \
                  GGU GC  CUGC  UGUAUGAAG AAUG UA GGUAU      U
AUGCGAGAUCUACUAGAU   C^ UU    UA         A    -  A     ACGGAA 
.       110       100        90        80         70