10 20 30 40 50 60 CUUUACAUCUGUCACUC--| CC A A G G UGUUAA UCGG UGUCA AUAGCUU UCAGACUG UGUUG C G GGCU ACAGU UGUCGGA AGUCUGAC ACAGC G A CGACCAGUCUACUUUCUCG^ UU C - A G AACGUU . 110 100 90 80 70