Furthermore , the substitution of this GATA binding site by a canonical TFIID binding site suppresses the promoter activity .
furthermore , the substitution of this gata binding site by a canonical tfiid binding site suppresses the promoter activity .
O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O O B-protein_molecule O O O O O O O