tokens: We now show that an analogous cell-cycle-regulated phosphorylation of Id3 alters the specificity of Id3 for abrogating both E-box-dependent bHLH homo- or heterodimer complex formation in vitro and E-box-dependent reporter gene function in vivo .
folded_tokens: we now show that an analogous cell-cycle-regulated phosphorylation of id3 alters the specificity of id3 for abrogating both e-box-dependent bhlh homo- or heterodimer complex formation in vitro and e-box-dependent reporter gene function in vivo .
labels: O O O O O B-other_name I-other_name I-other_name O B-protein_molecule O O O O B-protein_molecule O O O B-protein_molecule I-protein_molecule O O O O O O O O B-other_name B-DNA_family_or_group I-DNA_family_or_group O O O O