10 20 30 40 50 GGAUUCCGUGGGAGGAU--| UU U G A GGGU GGGAG GAGGAUUGGG CUUUGUGGGC AG UGA G CCCUU CUCUUGACCC GAAACAUCCG UC ACU U CCCUUCCCCGCGUCCAGGA^ GG U G A UGAC 110 100 90 80 70 60