10 20 30 40 50 60 GAAGGCGUGUGGCUGCU--| GA A UC GUGAGG GGCAGU GCG CUGUAAACAUCC GACUGGAAGCU C CCGUCA CGU GACGUUUGUAGG CUGACUUUCGG G CAUCGAGGACCUUCAGCCC^ GC C -- GCAGAC 120 110 100 90 80 70