10 20 30 40 50 CCACAUUCAGCCAUUCAG--| G A GG UC UGAA UGUGCA UGCCUUUC CAG AGGUG AUUUAUG C ACAUGU AUGGGAAG GUC UCCAC UAAAUAU U UGGUGUAUACGUCACGUACG^ A A UU UU AAAA 110 100 90 80 70 60