10 20 30 40 50 GUGACACCCAGAUAUGU--| U CA UU C GGGUG GAGUGAAAA UUC UCAAUCA CAG UGUUUG A UUCACUUUU AAG AGUUGGU GUC ACAAAC U UCAAAAAUUUGGACUGUGA^ U AG UG U AAACG 110 100 90 80 70 60