10 20 30 40 50 CCACUGUGCCUAGUGAU--| G C A U CUUU ACAGGGU UCC AAAAGUUUUAUUGC GUU UAAG \ UGUCCCG AGG UUUUCAGAAUGACG CAA AUUC A CUUCACCUUGCAACGCAUG^ A A G C AAAG 110 100 90 80 70 60