10 20 30 40 50 UGUCCUUGCUGUCACGC----| UG A UUUU GGUACU AAGAA UGGUUUACCGUCCCACAUACA \ CUAUGG UUCUU GCCAAAUGGCAGGGUGUAUGU G UACCUGACCUACCGACCCGAC^ -- C AUGA 110 100 90 80 70 60