10 20 30 40 50 60 70 CACAUCAAUUUUUUUUCGG- AA-| U U A ACGCAUAUUCCCUUUUGUGAUCAU GCAAUC CCUUGGAAGACU GUGAU AG UUGUU G CGUUAG GGAACCUUCUGG CACUA UC AACAA U AGUAGAGAAGACCGCGAAUA AAG^ - - - UUCUCCAAGUAAACGAAGAGUAAA 150 140 130 120 110 100 90 80