10 20 30 40 50 UCCUCGACCUUGAUUCG---| A C - UG C UGGUGU GGGCU CCAUUA CAUC UUAC GGCAG AUUGGA \ CCUGG GGUAGU GUAG AAUG CCGUC UAAUCU C AUGAAAGGUGCAACAGGCGC^ - A U GU A UUGUGU . 110 100 90 80 70 60