10 20 30 40 50 AGUGGAAUGUUGAAUCAG- G - G A-| UGUAU CU CUGU UGGGAGACCCUG UCUGCACUCU UC U GG GACA ACCCUUUGGGAC GGACGUGAGG AG C UAUGCCACCAUCAGACACG A U G GA^ UCAUU 110 100 90 80 70 60