In 3T3 L1 cells , binding of a DNA fragment ( 451 435 ) containing a DR1 response element from __SP__ __NODE__ gene and a protein protein complex consisting of __NODE__ and of __NODE__ is the same as binding of a DNA fragment ( 1003 987 ) containing a DR1 response element from __SP__ __NODE__ gene and a protein protein complex consisting of __NODE__ and of __NODE__ .