Pit-1 is a pituitary-specific transcription factor that binds to and transactivates promoters of growth hormone and prolactin genes .
pit-1 is a pituitary-specific transcription factor that binds to and transactivates promoters of growth hormone and prolactin genes .
B-protein_molecule O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O O O O B-DNA_domain_or_region O O O O O O O