10 20 30 40 50 GUCUCGCCCCGCACGGA-- G -| U C GUGGUCU GGCCGGC CCGG GU CAAGUAAUC AGGAUAGGCU \ CCGGCCG GGCC CG GUUCAUUAG UCUUGUCCGG G CAGAGGUGGGCUUCGACGG A G^ - C CUGACGC . 110 100 90 80 70