10 20 30 40 50 GGAGAUUUGAGUCUUACCG --| U U CGCUAUGCC GCC UCACGGU CAUUAUUACUU UGGUACG \ UGG AGUGUCA GUGAUAAUGAG GCCAUGC A CAUCCAAUAUCAACACAAG UC^ C U UCAACUCUC 110 100 90 80 70 60