10        20          30        40        50        60     
GUUGAUCUCUCUAUACCCUUUGCU--|     U   U     C      U     UCGCCUGUUGA 
                          UCUCUA GAU GUCCA UCGCAU UCUUG           C
                          AGGGAU CUA CAGGU AGUGUG AGAAC           U
CCGCCAGGAUACUUCGAAACUGGUAC^     U   -     A      U     AUUAACUCUCU 
 .       120       110       100         90        80        70