10              20        30          40         50        60 
GUGCUGUGUGACCCUUU------|   AUCU           --    -    U   AG    UUCAAG 
                       GGCG    CUGCCUCUCUG  GGCC UGUG CUU  GCUC      \
                       UCGC    GAUGGAGAGAC  CCGG ACAC GAA  CGAG      A
UACUAGUCCGCUCAUUCCUCGUC^   ----           GU    G    -   A-    CAAUCU 
  120       110       100            90        80          70