10 20 30 40 50 60 ACCCCGCGCGUCCUCGA----| UU UA UU GGAAGGU CAGUCU GC CUGUAAACAUCC GACUGGAAGCU \ GUCGGA CG GACAUUUGUAGG CUGACUUUCGA G CCGCCCAGCCCGGCUGACACC^ -- GC -- GGAAGCC 120 110 100 90 80 70