10 20 30 40 50 GAAGGAGCGGUCUGUUUC - U-| CUA C UUGUGU AGCU UGGGG UUUCUCCAA GUUUU GGUACC U UUGA ACCCC AGAGAGGUU UAGAA CCAUGG U UCAUUAGCUACUAUUCAG C CU^ AG- A UAUUAC 110 100 90 80 70 60