10 20 30 40 50 60 CUGGUCAGAGGGGACUG- -| UG C C AAG GUCUGA CCA GG ACC UGGAAAUC AGAGUGGGU GCCU U GGU CC UGG ACCUUUGG UCUCACCCA CGGA U GGACGGGUAGACACCAGA C^ GU U U G-- UCUGUG . 110 100 90 80 70