14619
If GATA-1 -red cells were available, the analyses would involve the actual transcription of or chromatin structure surrounding the globin genes .
 ( protein: GATA-1, None) , ( cell line: GATA-1 -red cells, None) , ( DNA: globin genes, 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: GATA-1, None) , ( cell line: GATA-1 -red cells, None) , ( DNA: globin genes, None) 