10 20 30 40 50 GGAGACUCAGAUUAUUU--| CUC U AG U U CUGAA CUGUAUUUGC ACGU GAGCC ACG ACAA AC \ GACAUGGACG UGCG CUCGG UGC UGUU UG G UAAGUCUACCCAGCUGUUA^ AAU - CU U U AAGCA 110 100 90 80 70 60