10 20 30 40 50 GCAAAGAUGACUAUAAC--| U C CA UGUCU ACU UUCCUG CCUCGAGGAGCU CAGUCUAGUA C UGG AGGGAC GGAGUUCCUCGA GUCAGAUCAU A GUUGUGGUUCCACUCAUAC^ U A A- CCCCU 110 100 90 80 70 60