10 20 30 40 50 CCUUGACUUAUAUGAAU-- UG A UC-| AUGACAGUGAC AUGUG GUUU UAGUUGGAAG UAGAUCU \ UACAC CAAA AUCGACCUUC AUCUAGA C GUUUUUAGAAAGCUCUAAA GU G UCA^ CCGUUCUUGAU 120 110 100 90 80 70