10 20 30 40 50 60 70 UCAAGAAAUUUAAGAAU--| U C A A AGCAGAAUAAAGAUUUUCAU GUACACUUG UUGGACA AGCCUAGG GC CAUGU A UAUGUGGAC AACCUGU UCGGAUCC CG GUACA U UACUAAAGACUACUAAGAC^ U A A G UCAAAAAAUACGUCUUUUUU 140 130 120 110 100 90 80