10 20 30 40 50 UCAUCUCACCUGAUCAUG--| U UUCC UAC AG U UUUAU AUUGG GUA AAGG CUG G CCUCUUAU U UGACC CAU UUCC GAC C GGAGAAUG U AUCACUACGACCUCAAAAUA^ C CUGU CUC CU - UCGGU 110 100 90 80 70 60