10 20 30 40 50 GGACGACGUCAAAAUAU- -| U C C U AUUGAGU GCC CAGU CUCAGU CCUGAGAC CUAAC UGUG G UGG GUCG GGGUUA GGACUCUG GAUUG ACAC A CAAGAGAGGCGACACGAG C^ C A U U CAAGACA . 110 100 90 80 70 60