10 20 30 40 50 60 CGCAUUGUGUCUCUGUC--| UG A A A UGACAU UCUGG UC CGUC GUGGUUUUACCCU UGGUAGG C AGGCU AG GCAG CACCAAGAUGGGA ACCAUCU A GCGUACCUGCGUCUGUGGG^ GU G G C UGUCGU 120 110 100 90 80 70