10 20 30 40 50 GGGAUCCCGGCUGACCU--| A AA C GUGGUAG ACGGCAUGGU UG CAGGUUAC UGUGGUGCAGU \ UGCCGUGCCA AC GUCCAGUG GCACUACGUCG U UUAGAGGUCUGUCUCUCUG^ C CC U CAAAAGG . 110 100 90 80 70