10 20 30 40 50 60 UCACGCCGUUGUGCUGG--| U UU AUGAAGAGGUGGUUCAG UGGG CCCUGGG GAGGUAGUUGGUUGUAUAG G ACUC GGGACCC UUCCGUCAACCGACAUAUC U UAAUUGCUAAUACUUGUAC^ C C- CAAUGAGGUUUCCCAGU 130 120 110 100 90 80 70