10 20 30 40 50 UUUUCCGUGCUAACCUU--| UG UUAU CCU UUUUG UGGUACU GAGAGUGG CCCUGU GUUCG C ACUAUGA UUUUCACC GGGACA UAAGC U CGAGGUCUCAGACGCGAGA^ CU UACU UGC UGUAC 110 100 90 80 70 60