10 20 30 40 50 UCCAAUACUAAUUUUCG--| A CGC AC G UUAGCU UCGGG AAUGU UACAUCUC AUUGCGA CGU C AGCCC UUAUA GUGUAGAG UGACGCU GCA A UACCUUCUCAACAGCAACU^ A AUA AC A ACAAAG . 110 100 90 80 70 60