10 20 30 40 50 GGCGCAGGGACAUGGGG--| C G C GA UGC UCGUU GCGC ACAU GGGU GGGAA CAGU GGCGGAUU \ CGUG UGUG CCCG CCCUU GUCG UUGCCUGA U CGCGGGGGAACGACGGAGC^ C G A AC C-- ACUUU 110 100 90 80 70