10 20 30 40 50 UCACAAGUUUUCUGUCU--| AC U AG UUUGUGA GCCG CACUU CCCUUAUCAGUUUUCC CCAGC \ CGGU GUGAA GGGAAUAGUCAAGAGG GGUUG C CGAAGACUUCCGUCACUCG^ CA U CA UAAAUGU . 110 100 90 80 70