10 20 30 40 50 UACAAAAUGAGAUGUGUU--| GA G A A A C GGAGAU GC CA GGGC CGGA CCA CG UGACUUACCU U CG GU CCCG GCUU GGU GU ACUGAAUGGG U UAAAAGGUUACUUCCAAUAC^ AG A C C C A AGAGUC . 110 100 90 80 70 60