1046
The role of cellular transcription factor E2F in the regulation of cdc2 mRNA expression and cell cycle control of human hematopoietic cells .
 ( RNA: cdc2 mRNA, None) , ( protein: cellular transcription factor E2F, None) , ( protein: transcription factor, None) , ( cell type: hematopoietic 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:
 ( RNA: cdc2 mRNA, None) , ( protein: cellular transcription factor E2F, None) , ( protein: transcription factor, None) , ( cell type: hematopoietic cells, None) 