10 20 30 40 50 CCAGACCCGGACCAACU--| C CUC C AG C U CUUAA CUG GCUUGC ACGC GAGCC ACG GCAA GC A GAC CGGACG UGCG CUCGG UGC UGUU UG G CGGCCGCGACCGACGGUAC^ U AAU - CU U U CGACU 110 100 90 80 70 60