tokens: Transcription factor E2F binds to cellular promoters of certain growth- and cell cycle- controlling genes and forms distinct heteromeric complexes with other nuclear proteins .
folded_tokens: transcription factor e2f binds to cellular promoters of certain growth- and cell cycle- controlling genes and forms distinct heteromeric complexes with other nuclear proteins .
labels: B-protein_family_or_group I-protein_family_or_group B-protein_molecule O O B-DNA_family_or_group I-DNA_family_or_group O O O O O O O O O O O B-protein_complex I-protein_complex O O B-protein_family_or_group I-protein_family_or_group O