10 20 30 40 50 60 CACAUCCCACGUUGCUC--| UU UU G A GGAUAGG GUGC UCUCGUG ACGUAUACUGAA GUAU CC A CACG GGAGCAU UGCAUAUGACUU CAUA GG U AAACCUGAUUCCGCUAAGA^ CU U- A - ACUCACA . 110 100 90 80 70