9477
Conversely, the murine kappa light chain enhancer motif ( GGGGACTTTCCG ) does not efficiently bind the nuclear p50p50 from tolerant murine P388 macrophages .
 ( cell line: tolerant murine P388 macrophages, None) , ( protein: p50p50, None) , ( DNA: murine kappa light chain enhancer motif, 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:
 ( cell line: tolerant murine P388 macrophages, None) , ( protein: p50p50, None) , ( DNA: murine kappa light chain enhancer motif, None) 