10 20 30 40 50 AGAAAUUGAGAAUAAUACU- AAU-| CU C AC U CUGUCU UGCC AA CCUUGUCA UU UCGUCC GU \ ACGG UU GGAAUAGU AA GGCAGG CA C CGACACUUAACAACAAUCCU ACUU^ CG C GA U UGAGAU 110 100 90 80 70 60