10 20 30 40 50 60 GACCUCCUGCUGUGAUG--| A U C C AA UUCUUUUC GCG GA AGCGGG AACGGAAUCC AA GCAGCUG \ CGU CU UCGUCC UUGCUUUAGG UU CGUCGAC U GUUGUGGGACCUCUCGUCU^ C C U - CG CUUACGAU 120 110 100 90 80 70