10 20 30 40 50 60 UGGAGUUUUUGUGGACG--| C C U C U GGAAU CCCGUCC GCCUG CCAGUGU CAGACUAC UGU CA U GGGUAGG CGGAU GGUUACA GUCUGAUG ACA GU A CGUCAGGUGGAGCUCGUAG^ U U C - U UUGUG . 110 100 90 80 70