10 20 30 40 50 60 70 UAAGUGGUAACCAGUGCUUAUUCACAUU--| ACCU U AAGAUCAUCUUACCUGCACUUUAA UCACAG AAUCAGGUA CAUG A AGUGUC UUAGUCCGU GUAC A GAAACUUACACCAGCAAAUCGAAUGCAUUC^ GAGU C AUACGUGAAAUAAUCUCCAAUUAG 150 140 130 120 110 100 90 80