10 20 30 40 50 60 70 80 CUCGAUCCAUACGUAAU--| A ACUA AUA A UCGAUUUUUUAAUCGAUUUUUGUCUGAAA CGAU GA GUACCCUGU AGAUCAAA UUUGUG G GCUA CU CGUGGGACA UCUAGUUU AAACAC U AAAGAAAAAGCGACAAGUA^ C GUAC C-- - UAUAAUACUGUGUAAUAUAUACCGGUUGC 160 150 140 130 120 110 100 90