10        20          30        40        50         
CUGCCACCACUAUCAACU    --| A    A         U            GUAGAU 
                  GUCU  CC GGGC ACCGUGGCU UAGAUUGUUACU      \
                  UAGA  GG CUCG UGGUACCGA AUCUGACAAUGG      C
UAGUUGGUGCGACUGACG    AC^ G    C         C            UUACAU 
       110       100        90        80        70        60