10          20        30        40         50        60
AUAAUACUCUUUAAAAU--         A        U     -|     UA     UUGAA 
                   ACUUAGUUU ACUAUGCU CUCUU AUUGUG  AAAUC     U
                   UGAAUUAGA UGGUGCGA GAGAG UAACAC  UUUAG     U
AUAAUCGUUCAACUUUAAU         G        U     A^     --     UUUAU 
 .       110       100        90        80          70