10 20 30 40 50 60 GUACUAACCGCAACCUA---| A C - U G UGAUU GCGU CG CGCUUUG GAAGAC AGUGAUUUU UUGUU U CGCG GU GCGAGAC CUUCUG UCAUUAAAA GACAA A UAAGGUAGUACGACGUACAA^ - U U - - AAUUU . 110 100 90 80 70