10 20 30 40 50 60 AGAUGUUCCACAAGAUU-- U G -| A C CU UGAUUUU UUGAU GUC UGCAGG CGG GAUGAG GCA AUUUG U AGCUA UAG GCGUCC GCC CUGCUC CGU UAAAC U CGAAGUACCCCGACUAGUU U G G^ - A -- UAUAUGU 120 110 100 90 80 70