10           20        30        40        50      
CAAGCUCUCGAAAUCAA---|   U    U        C     GU       UUUUA 
                    GUGU CGAA GGAGGUUG CCAUG  GUGUUCA     U
                    CACG GCUU CCUCUAAC GGUAC  UAUGAGU     U
CGAGAGGGUCCUUCUAAAAU^   -    U        C     AU       AGUAU 
  110       100         90        80        70        60