10 20 30 40 50 GGUAUUGUCUGGCUGGC---| U UC - U UGUGGC GUUACU CACAG GUUCUUCA CUGGC AGCUUUA \ CAAUGG GUGUU CGAGAAGU GACCG UCGAAAU A AACCCACCAGACAACAAUUC^ - GU U - UCCACG 110 100 90 80 70 60