Regulation of E2F involves its interactions with other cellular proteins , including the retinoblastoma protein ( Rb ) , the Rb-related protein p107 , cyclin A , and cdk2 .
regulation of e2f involves its interactions with other cellular proteins , including the retinoblastoma protein ( rb ) , the rb-related protein p107 , cyclin a , and cdk2 .
O O B-protein_molecule O O O O O B-protein_family_or_group I-protein_family_or_group O O O B-protein_molecule I-protein_molecule O B-protein_molecule O O O B-protein_molecule I-protein_molecule B-protein_molecule O B-protein_molecule I-protein_molecule O O B-protein_molecule O