10          20        30        40        50        60 
AAGGUAUGUGAACUCAU--| ACA  C    C    C     A  G    G     UUGAAA 
                   CG   UG UCGU UACC UGUAG UC AGCU UGUGU      \
                   GC   AC AGCA GUGG ACAUC AG UCGA GCACA      C
GAAGUAUAAGUAUUUAGAA^ CAA  A    C    A     -  A    -     UACUAA 
 .       110       100        90        80          70