10         20         30        40        50         
AGAUGCUAGCUGAUGGU-    AU-|      A         UC   U      GUAAAG 
                  GCCA   UGGCAUA ACCCGUAGA  CGA CUUGUG      \
                  UGGU   ACUGUGU UGGGUAUCU  GCU GAACAC      U
CAUUAGAAAACGGUCUAG    CUC^      C         UC   C      GUCAUA 
       110       100        90        80        70        60