10          20        30        40           50        
ACGGUGGGGUCCCCCCU--     CCG        C      G---|       A  GUGCU 
                   GCUGG   CAGGUGCU UGACGA    GUUGCACU CU     \
                   CGACC   GUCUACGA ACUGUU    UAACGUGA GA     C
CCCCUCCCUCCAGGGGUUC     AGA        A      AUAG^       C  AGAGU 
.       110       100        90        80        70        60