10 20 30 40 50 GCAAAGGACCCCUGUCA- UC -| G A CC UAGACU GUC CCC GGCCCAGGUUCUGU AU CACU GACU \ CAG GGG UCGGGUUCAAGACA UA GUGA CUGA C GGGGAGAGGCACGUCUUC GU U^ G C -- CGAGGU 110 100 90 80 70