TRAF2 is a signal transducing adaptor molecule which binds to the CD40 cytoplasmic domain .
traf2 is a signal transducing adaptor molecule which binds to the cd40 cytoplasmic domain .
B-protein_molecule O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O O O B-protein_domain_or_region I-protein_domain_or_region I-protein_domain_or_region O