10 20 30 40 50 ACAACUGGCUAUUCAUCC--| C A GUUUGAC UGUAU GUGACGUUAAGCUGAGA GUACAGACU \ ACGUA CACUGCAAUUCGACUCU CAUGUCUGA C AACGUCGUACACACUAACAC^ A G AUUACAA 110 100 90 80 70 60