5113
A specific, retarded band containing VDR-RXR was identified when wild type cell but not when vitamin D -resistant cell nuclear extract was used in the binding reaction with either probe.
 ( protein: VDR-RXR, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: VDR-RXR, None) 