10 20 30 40 50 CGGAUUCCAGCCGAUCU--| U G A UG U AGU GGGGUAG AC GCAC GUGUG AG GUCAC UG UGCAGU \ UG CGUG CACAU UC CAGUG AC ACGUCG U UUAGAGGACUGCCUCUCUG^ C A C GU U CCU UACAAGG . 110 100 90 80 70