10             20        30        40        50        60
UACAACGACAACCCCCC-----|   UCG    C  A             A      CUUUGAA 
                      CGUC   ACCG UC GUGGUUUUACCCU UGGUAG       U
                      GCAG   UGGC AG CACCAAGAUGGGA ACCAUC       G
GCGUCGCAGGGUGGUGGGGGGG^   ---    C  G             C      UCAGACG 
120       110       100           90        80        70