10           20        30        40        50        60
UCCCAUAUAUUUUUAUU---|    U                 U     U      UCUGGU 
                    GCUCG AACUUUCCAAAGAAUUC CCUUU GGGCUU      U
                    CGAGU UUGAAGGGUUUUUUAAG GGAAA CCCGAA      U
UAAAACCAACUUCCUUAAAU^    -                 U     -      UUGUAU 
 .       110       100         90        80         70