10 20 30 40 50 60 AGCAGGAGAGGACGGGUG--| U UCA U A - GUC AUGCAU GAGGGG CGG AC CUGG CC CACU UCAUACA C CUCUUC GCC UG GACC GG GUGA AGUGUGU U CUGCUGCUGCUACUGAAAUA^ C UGG U - A A-- UAAUAG 120 110 100 90 80 70