Expression of either the cyclic AMP response element-binding protein ( CREB ) or CREB fused to the GAL4 activation domain ( GAD ) in this strain did not modify the expression of the reporter gene .
expression of either the cyclic amp response element-binding protein ( creb ) or creb fused to the gal4 activation domain ( gad ) in this strain did not modify the expression of the reporter gene .
O O O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O B-protein_molecule O O B-protein_molecule O O O B-protein_domain_or_region I-protein_domain_or_region I-protein_domain_or_region O B-protein_domain_or_region O O O O O O O O O O O B-DNA_family_or_group I-DNA_family_or_group O