5823
The beta-globin promoter is important for recruitment of erythroid Kruppel-like factor to the locus control region in erythroid cells .
 ( DNA: beta-globin promoter, None) , ( protein: erythroid Kruppel-like factor, None) , ( DNA: locus control region, None) , ( cell type: erythroid cells, 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: beta-globin promoter, None) , ( protein: erythroid Kruppel-like factor, None) , ( DNA: locus control region, None) , ( cell type: erythroid cells, None) 