10 20 30 40 50 60 AAGAAUCCCCUCAAAUU- -| CA AGC U C C GGAGAU CC AGCCC CC CCAGUGU CAGACUAC UGU CA U GG UCGGG GG GGUUACA GUCUGAUG ACA GU G AGGCCUCAGCUACGAAAA U^ UC AUU C - U GUAAAC 120 110 100 90 80 70