10          20         30        40        50         
CUCCCCGGACCUGCUCU--       U    -|    GAUA              ACUUCA 
                   UUGGUAC UGAA GAGAG    CCCUUUGUAUGUUC      U
                   AACUAUG GUUU UUCUC    GGGGGACAUAUAAG      U
CUCGGAAGGACCAGUCUCA       C    A^    AGA-              CAGUAA 
.       110       100        90         80        70        60