10 20 30 40 50 UUCCUAAAACUCCUAUAGC--| A G U G GUAUAAUC CAAUCAGA AC AGCUUAU CAUAAAA UACA \ GUUAGUCU UG UCGAAUA GUAUUUU AUGU C UUUCUGUAAACAACGUACAAA^ C A U A CCAAAUGA . 110 100 90 80 70