10 20 30 40 50 60 70 80 90 UGUGGAAAACACUGAGCAGACGAAA- C - -| AA C UGUUGGUUGGAGGCACGGUGUUCGUGAGUGAAUUUGCUAGU GC GUCGG CACUG GACGA CACAG G \ CG CAGCC GUGAC UUGCU GUGUU C U AUUUUCGCGCUGCAAGUUUCGUACGC A A U^ GC U ACUUACUUAGCCCAACCUAACUCGCAGCUUUUCACUUUACG . 180 170 160 150 140 130 120 110 100