10 20 30 40 50 CAACAUGGAUCGAGGAG-- C-| C ACA GUCUAU CGUCAACACGGAU GACUCU AAUCGGGCA UUG \ GCGGUUGUGUCUG UUGAGA UUAGUCCGU AAC U UCCUAAGCUCCGUACAACC CA^ A CG- AACAAG . 110 100 90 80 70