10 20 30 40 50 ACAAGUCCUCCUGUGAC- GAGG-| UUU C UCAAU CCCUUA AUGACUGAUUUC UGGUGUU AGAG \ GGGGGU UAUUGGCUAAAG ACCACGA UCUU A GCCGACGUGCCACGAGAA AGUAA^ UCU - UUAAU . 110 100 90 80 70