10 20 30 40 50 UUUAAGCAUUUUGAUGAUC- U -| A C UUGUU UUACUUGGAG UUCAUCAAG UGG CUGUGA AUG G AAUGGGCCUU GAGUAGUUC ACC GACACU UAC U AAUAAGUCGUGUCCUUCACA C G^ - A UAUGU 110 100 90 80 70 60