This region contains binding sites for the cAMP response element-binding protein/activation transcription factor ( CREB/ATF ) and Sp1 families of transcription factors .
this region contains binding sites for the camp response element-binding protein/activation transcription factor ( creb/atf ) and sp1 families of transcription factors .
O O O O O O O B-nucleotide O O O O O O B-protein_molecule O O B-protein_molecule O O B-protein_family_or_group I-protein_family_or_group O