10 20 30 40 50 AGAAUAACCCACAUUACAA- G UGA- -| U UUGAUG GAGAGU UC CGUCAAAG UGGCU UGAUGUG \ CUUUCA AG GUAGUUUC ACCGA ACUAUAC U GGUGGGGAGCUUCUUAUUAC A UCGA G^ C UGCAGU . 110 100 90 80 70 60