10 20 30 40 50 ACUUCGCCGACUGUACC--| C U UU GA UGUGG UACCAUGAUGGAUACCUU UG GGU GGGC UCG \ AUGGUACUGUCUGUGGAA AC CCA CCCG AGC U AGAAUGCCGUCAACUUCGA^ A C UU A- AGAGU 110 100 90 80 70 60