10 20 30 40 50 GAGAAGAAAGGAUGCCGCU--| CC A G GUGUAU CAAUUACC GACAUAGUC UACGGU AAUGUU U GUUGGUGG CUGUGUCAG AUGUCA UUGUAA G ACUACACCGACCACACCGACC^ CU A A CCAGAG . 110 100 90 80 70 60