10 20 30 40 50 GAACUAGUGUCUACAGCC--| C C UC C UUU A UCAAAC CU UUC AGAA CUGGU UC UGGUGC UAGA \ GA AAG UCUU GACUA AG ACCACG AUCU A AGAAAAGAAACUACUUUACU^ A U UU A UUU - UAAAUA . 110 100 90 80 70