10           20        30        40        50        60
UCAAACCUUUUUUCAUU---|    U                 U     U      UCUGAU 
                    GCUUA AACUUUCCAAAGAAUUC CCUUU GGGCUU      U
                    CGAGU UUGAAGGGUUUUUUAAG GGAAA CCCGAA      U
UAAAAUCAACUUCAUUAAAU^    -                 U     -      UUUUAU 
 .       110       100         90        80         70