10 20 30 40 50 60 UUUGUGAUCCAAGCCAUA-- U U C -| A UCGACUA AUUC UACG AACUC UCAAAG GGUUGUGA AUG U UAAG GUGC UUGAG AGUUUU CCGACACU UAC U AAAAAACUAGGCGACGGCGC C U U A^ A UCAUCUA 120 110 100 90 80 70