10          20        30        40        50        60
UAAACUCAAUUGUCACU--| U  U    U  A   GAG         G     UGCGUUU 
                   GG CG GUCC CC AGC   CAAAGAAGU GUAUU       C
                   CC GU UAGG GG UCG   GUUUCUUCA UAUAA       C
UAUUUAUGGUUCCACUGAA^ C  U    U  A   AAA         A     ACAAGAA 
120       110       100        90        80        70