1759
This arrangement of Ets sites , coupled with the tissue- and developmental-specific expression of Ets members , likely play a key role in defining the pattern of alpha 4 integrin .
 ( protein: alpha 4 integrin, None) , ( protein: Ets members, None) , ( DNA: Ets sites, 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: alpha 4 integrin, None) , ( protein: Ets members, None) , ( DNA: Ets sites, None) 