10          20         30        40        50         
CUCAUUGGAGCUGCUCU--       U    -|    GAUA              ACUUUA 
                   UUGGUAC UGAA GAGAG    CCCUUUGUAUGUUC      U
                   AACUAUG GUUU UUCUC    GGGAGACAUAUAAG      U
CGCGGAAGGGCCAGUCUCA       C    A^    AGA-              CGGUAA 
.       110       100        90         80        70        60