10           20        30         40        50        60
AAUGAAGAUGAAACGGC---|    U     CA   -     CG     G      UUGCUAA 
                    UGUGG GAUUG  UCG GAAAU  CGGCA AAUACC       U
                    ACAUU CUGAC  AGC CUUUA  GUCGU UUAUGG       U
UCGUCAAUUGCUACGGUAGG^    -     UG   G     AU     A      CUAUAGG 
 120       110       100         90        80        70