10 20 30 40 50 AAAGAUGGUUAACAUAG- A C - U -| U GUUAAU CA UG CUCCUGUU CGUAUACUGAA GUAU CC GA \ GU AC GAGGACGA GCAUAUGACUU CAUA GG CU U CCUCCUAGCUACUCUCGA C A U C U^ C UUCAUU . 110 100 90 80 70 60