10 20 30 40 50 AGCCCCGUCAGCCGCCU--| UG CA A UCC A GUGAGCA GGGCGG CCUU GG CUG AACCUGAGA UG \ CCUGCC GGAA CC GAC UUGGACUCU AC U GAACGACGACGACCCCUCC^ GU CG C UGU A AGGGACC . 110 100 90 80 70