10 20 30 40 50 ACGACCGGAUUUGCCAU--| GC C G A UUCUCU GGUUACCGAGU AGUGGUUCUAA CA UUCA CAG \ UCGAUGGCUCA UCACCAGGAUU GU AAGU GUU A CCACCCCCCCGUCUUGACC^ GU U A - AAAGUC . 110 100 90 80 70