10 20 30 40 50 GCCAUCCUUAGACAUGCUG----| U A CU - AA AUGUAUA UG GC UUAC CACUC CGGA GUGUCAAUC A AC CG AAUG GUGAG GUCU CACAGUUAG C GAUAACAUAUACAACGUAUAUCG^ - C AG U C- UAUAAAU . 110 100 90 80 70 60