10 20 30 40 50 CUUUUGGAAAACCAACU--| AU A GA C U GUCGAU GG UUUGG AG ACC UGUGGA ACGGGCUUGU \ CC AAACC UC UGG ACAUUU UGCUCGAACA U UUUACAACAUCUACCUUAA^ AU C UG A U ACUACA 110 100 90 80 70 60