10 20 30 40 50 60 CACGUCCCGCGUUGAAG--| U C U G A GGAUAGG GUGU AC UCGUGU ACGUAUACUGAA GUAU CC A CACG UG AGCAUA UGCAUAUGACUU CAUA GG U AUGCCUCCUACCACUAAAA^ U A - A - ACUCACA . 110 100 90 80 70