10          20        30        40        50         
UCUGCAUGAGUGUGAGU--|      U    A          UU    GU      UUAC 
                   GACAGCU CGGA GAUGGGUGAA  UCUA  GUCAAG    \
                   CUGUCGG GUUU CUAUUCACUU  AGAU  CAGUUC    G
GUUGUUUUUUCGUCCAUUU^      C    C          UU    --      CAAG 
     110       100        90        80        70          60