10 20 30 40 50 CGGGAGACUUGGAAAGUUCA--- C --| G CAAGGUU CGGUUCGACG CAUGGA UCUCCAGGU GGU \ GUCGAGCUGU GUACCU GGAGGUCCA CCA A GAGAACGCAGACAACGAGCACUA C CA^ A CGCAGAG . 110 100 90 80 70 60