10 20 30 40 50 GCGCUAUUCUUUCUAAG--| C C U UG AGUGCCA UGGA UAACCAUUCAACCU AUUUC AGCUUC G \ ACCU AUUGGUAAGUUGGA UAAAG UCGAAG C C CCUCGGUCCCAUGCCAAUC^ U A U GU CGAAGUU . 110 100 90 80 70