10 20 30 40 50 AGGAUUGCACUAGUUUC--| G A A CCU G GCUUAU CCG CAGUCG UC CUCACUCAA GG UGUGAU \ GGU GUUAGC AG GAGUGAGUU CC ACACUA U AGGAAGACAUCUGUAGGGC^ A C C CCU A CUAAGU 110 100 90 80 70 60