10 20 30 40 50 GUUGCAGAACCUUCUGA--| U U A - U GCUG GUG GCAUCGUGG CA AUGCUCAGAC UCC GUGGUG C CAU UGUGGCAUC GU UACGAGUUUG AGG CACCAC U UCUGCAGUUUCAUCGAUUU^ C - G C - GUAC 110 100 90 80 70 60