10 20 30 40 50 UCAGGUACAGUUUAAGG--| GAUUU A G U UCGAA GC GCCUGUUCAG GAUGUA UG CUUGAUGU G CG CGGACGAGUC CUACAU GU GAACUACA U UAAAAAUUUUUUAUCCAUC^ AAUUU A G - AUCCU 110 100 90 80 70 60