10 20 30 40 50 UCAGGGACCGCCCCAGU--| UCU UU UACUAU CCUCACUGU CUAUGGCUUU AUUCCUAUGUGA \ GGAGUGGCA GGUGCCGAGG UAGGGAUAUACU U UCUCGGGAGACAACCGAUG^ CGC U- CGCUCG . 110 100 90 80 70