10 20 30 40 50 UAAAUCACUGAACUGCAGUCCAGGGCAA--| A A A A- GUUUUC GCU CAG GAGG CAUCUG AACA C CGA GUC CUUC GUAGAC UUGU A AAGAGGUGAGCCAAACAUCUCAAAUUGAAA^ A - A AC CUCCAU . 110 100 90 80 70 60