10 20 30 40 50 60 GCUGAGGAACUGAACAG- UC -| AUC U C U GGAGGC CCA CCC GCC CCAGUGU CAGACUAC UGU CA \ GGU GGG CGG GGUUACA GUCUGAUG ACA GU U GGGUGACAACGACGACCG UC U^ AUU C - U ACAGGG 120 110 100 90 80 70