10 20 30 40 50 UCCUCCAUGCAAUUCCC-----| UUU C UC A CAGGC ACGA CCGA G CUUCAUUCC CCGGAGUCUGU U UGCU GGCU C GAAGUAGGG GGCUUUAGACA U CUUUCGAGGCAGCGAAAUGGGA^ --- A GU - GCAAA 110 100 90 80 70 60