10            20        30        40        50        60
AAUCCCGGAACUGAAAC----|   UCUU     U         C    G    A  GUCUUU 
                     GCUC    UGGUC AGUGGUUCU AAUA UUCA CA      C
                     CGAG    ACCAG UCACCAGGA UUGU AAGU GU      U
CCCCACACCGUCUCUAGAGGA^   UC--     U         U    A    -  UUUAGU 
 .       110       100          90        80        70