10         20         30        40        50          
ACCUCUGCAUCAUGUAA-   CCC-|   CU           C         CGGCUGAUU 
                  CCU    UGUG  GGGCUUGUUUU AGUUGCCUG         \
                  GGA    ACAU  UCUGAACGAAA UCGACGGAC         A
UUCCUAAGACGACCAAGA   AAGU^   AG           -         UCAGGGAUA 
.       110       100        90        80         70