10        20          30        40        50          
GGCGCUUCAAAAAUUCAGACAAUUU--|              CGCU         ACUGAC 
                           CCUGGCUGAAAGUAU    AGGCUUUAA      \
                           GGGCUGAUUUUCAUA    UCUGAAAUU      C
UGAUAGGCCACUUCAAGUCAAAACAGU^              UCU-         AAACUU 
.       110       100        90        80         70