13504
The locus control region of the beta-globin cluster contains five DNase I hypersensitive sites ( 5'HS1-5 ) required for locus activation .
 ( DNA: beta-globin cluster, None) , ( DNA: 5#$%#HS1-5, None) , ( DNA: DNase I hypersensitive sites, None) , ( DNA: locus control region, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( DNA: beta-globin cluster, None) , ( DNA: 5#$%#HS1-5, None) , ( DNA: DNase I hypersensitive sites, None) , ( DNA: locus control region, None) 