10        20          30        40        50        
ACUAGUCGAAUAAAAAUCAGG--|        C      CU    A    A   GUGUU 
                       ACUACGCGU GGCCGG  CAAG GCAA AUU     U
                       UGGUGUGUA CCGGCC  GUUC CGUU UAA     C
GUCUGACUACGAAAAGUCCGGAA^        U      CU    A    A   UCAUA 
      110       100        90        80        70        60