10 20 30 40 50 CUGAGUGACUCCACCAU-- AA -| U C GUGCUUA GGCCAG CCU GCU CAAGUAAUC AGGAUAGGCU \ UCGGUC GGG CGG GUUCAUUAG UCUUGUCCGG C CUGUCGGUUGCUACGAGUC GG U^ - U UCUCUCU . 110 100 90 80 70