10 20 30 40 50 GGCAAGAGGACUACAGC--| CU CA UGUCU AC UUCCUGCCCUCGAGGAGCU CAGUCUAGUA \ UG AGGGACGGGAGUUCCUCGG GUCAGAUCAU C GUCGUGACUCCGCUCAUAC^ CU A- CCCGA 110 100 90 80 70 60