10 20 30 40 50 ACCUCAACACUUCAGUC--| UUA CA UAAUCU UGUACUCUUUGG CAGUUGUUCAAC GUUAC A ACGUGGGAAACC GUCAACAAGUUG CAAUG G GUUACUUUACAAAGGUGAA^ CAA AC UUAAUC 110 100 90 80 70 60