12693
Structurally, the LCR is defined by the presence of four domains of erythroid-specific chromatin structure .
 ( DNA: erythroid-specific chromatin structure, None) , ( DNA: LCR, 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: erythroid-specific chromatin structure, None) , ( DNA: LCR, None) 