10         20         30         40        50        60   
GUGAUGGUGGUGAUGAU-  A-    U    CA-|     U       UUU       UUCAAUA 
                  GG  UGCC UGAC   GAUAUG UUGAUAU   UUGGUGG       \
                  CC  AUGG GCUG   CUGUAC AACUAUG   AACCACC       U
UUCACACAAACGACGUCA  GG    C    UGC^     U       ---       UGAAUCC 
   120       110       100        90        80           70