10        20          30        40        50          
GACUUGGUGCUGAUUCCCGG-  -|     C          C   U   G    GUGAUGU 
                     CG CUCUGA CUGAGACCUC GGG UCU AGCU       \
                     GC GGGACU GGCUCUGGGG CUC AGG UCGA       U
CACGAGUCUUGGGUCUCCAGG  U^     U          U   U   G    CCCUUCG 
 .       110       100        90        80        70