10 20 30 40 50 GUUGACGCACUAACAUA--| UGU AA UA GUACA UCGGC CCUGG GCUUUUGUGAUU GCGAUU U AGUUG GGACU UGAAAACACUGA CGUUAA U CACCACCAUCAUCUUUUGC^ UCU AG UA ACAAG 110 100 90 80 70 60