10 20 30 40 50 UAUUUACAUUUUCACCGGUUAUCA- ACU -| GC UAGUAGA UC GAGCGCGAA UGUUC AGUCAAU \ AG UUCGUGCUU ACGAG UCAGUUA U UAAGCUAUUUGCAGCUUUGGCCUAA GGU C^ A- UUAUAUU . 110 100 90 80 70