10 20 30 40 50 GUGAAGCAGUGUUACCG--| C UGGC AA AA UUGUGG GCGGUGG UC AACGG UCCCAA GCAGCUG \ CGUUAUC AG UUGCC AGGGUU CGUCGAC A CAGACACCUACUACUUACA^ U UCAC C- GA UUGUAA . 110 100 90 80 70