10 20 30 40 50 CUUUAAGGUUUAACUUC--| G UUAU UCUACUGACAGAGAAGCUUUUUGUUUGU UUAUGU U GGAUGAUUGUCUUUUUGAAAAACAAGCA AAUGUA U AGACAAAUCCCUUCGAACC^ G AACU 110 100 90 80 70 60