10 20 30 40 50 UGCCUGCUGUGGGAAUU--| CU U CC C UG GUAG GACUUAG GGGUAG GGGGAA CUU CA AGGA \ UUGGGUC UCCAUC UCCCUU GAA GU UCCU A GUCUCAUCCUAUACUGAGG^ AG U A- C GU CACA 110 100 90 80 70 60