10 20 30 40 50 CCCUCUGCAAUUUCUCA--| CCCCUCU C AC A GGAAAA GCAUG GU CCUGAG CCUUA CCUGUGA \ CGUAC CA GGGCUC GGAGU GGACACU U ACGGUCUACUCCUCUUCUG^ AGUGUGU A AC - GAAGAG . 110 100 90 80 70