10 20 30 40 50 UGGGAAAGAAUGGAAGG- U -- U CC -| AGCUCUGA GA GGA UUC GGGAGUUGUAG UUUCAA ACAG A CU CCU AAG CCCUCGACAUC AAGGUU UGUC U AAUCUGUCCCUCACUGUA - UC C AC A^ CACACAUG . 110 100 90 80 70 60