10 20 30 40 50 60 GUGACUAUCCGCUUGCC--| U CU UCC AACUAGGAUAC CCCCAUC GU AGCAGAA UUUCUGCACA \ GGGGUGG CA UCGUCUU AAAGGCGUGU U CAGGAACCCGACCCACUUU^ U CC CGU GACUGACAGUU 120 110 100 90 80 70