tokens: Antibodies against CRE -binding ( CREB ) protein but not against c-Fos or c-Jun were able to supershift the DNA-protein complex , identifying the nature of the transcription factor which binds to ZII as a member of the CREB family of proteins .
folded_tokens: antibodies against cre -binding ( creb ) protein but not against c-fos or c-jun were able to supershift the dna-protein complex , identifying the nature of the transcription factor which binds to zii as a member of the creb family of proteins .
labels: O O B-DNA_domain_or_region O O O O O O O O B-protein_molecule O B-protein_molecule O O O O O B-protein_complex I-protein_complex O O O O O O B-protein_family_or_group I-protein_family_or_group O O O B-DNA_domain_or_region O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O