10 20 30 40 50 GAAUCUUGAGUCGCACU-- UG G -| A U A UUGGAU G UGGC CCU UCC GUGGUUUU CCCU UGGUAGG \ C GUCG GGG AGG CACCAAGA GGGA ACCAUCU U AGGAAAACGUCUCCCGGAA GU A C^ - U C GUUCGU . 110 100 90 80 70