10 20 30 40 50 60 AAGGCAUCUUCAGGAGA- -| CGC UC U C UCAGGAAGC CC AGCCC CU CCAGUGU CAGACUAC UGU U GG UCGGG GA GGUUACA GUCUGAUG ACA A GGAUCUUUGCAACGAGUG U^ UCA UU C - UGUGGAAAC 120 110 100 90 80 70