10 20 30 40 50 AAGUCGCGACUUGCGAU- -| C GC A U AGGAUUCU GAUG CC UAUAU UCACUGU ACAC GCACAA A CUGC GG AUAUA AGUGACA UGUG CGUGUU A AGGAUCUAAACAUCGACA U^ U AC G - CUAAAGCU 110 100 90 80 70 60