10 20 30 40 50 GACACAUUUAGGCAGAA--| A A UGGUGU UUCUCACCUUACU UAUGAGU UUCUGCCUAAAUG \ AAGAGUGGAAUGA AUGCUCA GAGACGGAUUUAC A AAAUAAUGUCUAAAGGACU^ C C AUAGGC 110 100 90 80 70 60