10 20 30 40 50 AUAUUGCAGAUUUGCCU---| CU A G UC UGAGCGC GUC CUGUAUGU CCCU UAGA CGAAUUUGUG \ CAG GACGUAUA GGGG GUCU GCUUAAACAC A GCAGAAAGACAUCGCAAACA^ UU - G GU UAUACUA . 110 100 90 80 70