10 20 30 40 50 GACCACAACAAGUCAGUC--| UG AUUA UAAUCU UG CUCUUUG CAGUUGUUCAACCAGUUAC A AC GGGAAAC GUCAACAAGUUGGUCAAUG A UGUUGCUUUACAAAGAUGAA^ GU CCAA UUAAUC . 110 100 90 80 70 60