10 20 30 40 50 60 CCGAUACAUCAAUUCACAUGUA--| CGCA U ACA GUGAAU GCAG UGUAAACA CCU CUCUCAGCU \ CGUC ACAUUUGU GGA GAGGGUCGG U CAACACAAACCCACUAUCAGGUAC^ UUCC U A-- UGGUGU . 110 100 90 80 70