10         20         30          40        50         
GGGGAAAACAGUAACUGU-  U  A-       -        -|       G    UCCGUA 
                   GU UC  CUGGUCA GUACCAGA UGUGCAUU UGCA      \
                   CG AG  GGCCAGU UAUGGUCU AUACGUAA AUGU      G
ACUUCCAAUCCUACUCUCG  U  CC       G        A^       -    GAUGAU 
.       110       100        90        80        70         60