In __SP__ , binding of cytoplasmic domain from __NODE__ B [__NODE__] protein and a protein fragment ( 5 1235 ) from __NODE__ protein is greater than binding of cytoplasmic domain from mutant __NODE__ B [__NODE__] protein ( Y1146F with its __NODE__ autophosphorylation site mutated ) and a protein fragment ( 5 1235 ) from __NODE__ protein .