12696
Our previous investigations on the formation of LCR HS4 demonstrated that NF-E2 and tandem, inverted GATA binding sites are required for the formation of the native HS .
 ( DNA: native HS, None) , ( DNA: LCR HS4, 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: native HS, None) , ( DNA: LCR HS4, None) 