10 20 30 40 50 GGGAUCCCGGCUGACCU--| A AA C GUAGUAG ACGGC UGGUGUG CAGGUUAC UGUGGUGCAGU \ UGCCG GCCACAC GUCCAGUG GUACUACGUCG U UUAGAGGUCUGCCUCUCUG^ C CC U AAAAAGG . 110 100 90 80 70