10 20 30 40 50 UGGAUCGAGUUGUUCUU--| U G A C U GUACAAUAU UGAUAUU AAAA GU GAUU UCCU CUAUGA \ ACUAUGA UUUU CA CUAA AGGA GAUGCU U ACCAAAGGGUUCGUCGUAA^ C G C A - AAUCAGUAA 110 100 90 80 70 60