10 20 30 40 50 ACAUUGUUGCAAGUCAA---| AAC CG U C CUA AGGC ACCA UUUUGAU GUUGCU UGAAUGUC C UUCG UGGU GAAACUA CAGCGA ACUUGCAG A CAACAGGACUUCUACGAACU^ AC- UU U - CGA 110 100 90 80 70 60