4135
Circular permutation and phasing analyses demonstrated that PU.1 binding but not TFE3 or Ets-1 bends mu enhancer DNA toward the major groove .
 ( DNA: mu enhancer, None) , ( protein: TFE3, None) , ( DNA: mu enhancer DNA, None) , ( DNA: major groove, None) , ( protein: PU.1, None) , ( protein: Ets-1, 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:
 ( DNA: mu enhancer, None) , ( protein: TFE3, None) , ( DNA: mu enhancer DNA, None) , ( DNA: major groove, None) , ( protein: PU.1, None) , ( protein: Ets-1, None) 