10 20 30 40 50 UGCCCACUGUUCUCGGGGUAGC---| U - C G CUUCA UG GUGGAUGGUAGA C GGUGAC UACA U AC CACCUAUCAUUU G CCACUG AUGU U CAGAAGGGUGUCUACCAGACCCACA^ - U C G CGUAU 110 100 90 80 70 60