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