10 20 30 40 50 UGUCCCGUGACUACCGG----| UCA U AUCA UAUUUA CUG CGUGGUG AGGUAGU UGUUGUUGGG \ GAC GCACCAC UCCGUCA GCAACAGCUC C GCGACCACCACGACCAACACC^ C-- U CUGC CUACAA 110 100 90 80 70 60