10 20 30 40 50 60 CGGCAGCUUGGUCCUCUG--| UG G UG A ACGGA ACUCUCUUCGG ACG GUAUUCUUGGG G UAAU U UGAGAGGAGCU UGC CAUAAGAAUUC U AUUG U CGACCGCCGGACGGCGACCA^ GA G GU - UUGCA . 110 100 90 80 70