Activation of proenkephalin transcription by JunD is dependent upon a previously characterized cAMP - , phorbol ester - , and Ca ( 2+ ) -inducible enhancer , and JunD is shown to bind the enhancer as a homodimer .
activation of proenkephalin transcription by jund is dependent upon a previously characterized camp - , phorbol ester - , and ca ( 2+ ) -inducible enhancer , and jund is shown to bind the enhancer as a homodimer .
O O B-peptide O O B-protein_molecule O O O O O O B-nucleotide O O B-other_organic_compound I-other_organic_compound O O O B-atom I-atom I-atom I-atom O O O O B-protein_molecule O O O O O B-DNA_domain_or_region O O B-protein_complex O