10 20 30 40 50 60 GUAUUUCCCAGAGAGAG--| UC A - U C UCAUCUGUGCUU ACGGG AC CUU CAAUCUCA UG GUAUUU U UGUCU UG GGA GUUAGAGU AC CAUAAA U AUCGACUCCUUCUGAACAC^ UC - C U - UGACAAUCGUGU 120 110 100 90 80 70