10 20 30 40 50 GCAAAGAUGACUGAGAC--| UC C CA UGUGC AC UUCCUG CCUCGAGGAGCU CAGUCUAGUA C UG GGGGAC GGAGUUCCUCGA GUCAGAUCAU A GCUGUGCCUCCACUCACAC^ CU A A- CCCCU 110 100 90 80 70 60