10 20 30 40 50 GAGGAAGUGCUCAUCUC--| U U - AU CUUUA UGGUACC GAAAAGAAGU GC CCAUGUU UUUCG U ACUAUGG UUUUUCUUCA CG GGUACAA AAAGC A UCGAGAAGUUCCACUCUAA^ C - U AC AGUGU 110 100 90 80 70 60