10         20         30        40        50        60  
GAUGAUGUGUGCUGUCU-   -| UG     UU        C  A          GUGGCACG 
                  GUG AG  UUUCU  GGCAGUGU UU GCUGGUUGUU        U
                  CAC UC  GAAGA  CCGUCAUA AA CGACUAACGA        U
AUAGGGCCCGGUGUGUUA   G^ UU     UC        U  A          UGAAGAUA 
    120       110       100        90        80        70