10 20 30 40 50 60 GCAUGGAGCAGCUCAUGG--| GC C UU UUAUAC CCU UGU UUGUAUGGCUUU AUUCCUAUGUGA A GGG ACA AACGUGCCGAAG UAGGGAUAUACU U CGACAAGAGGCGGCAUCAUG^ UC U U- UCACCC . 110 100 90 80 70