14978
Cell-specific expression of helix-loop-helix transcription factors encoded by the E2A gene .
 ( DNA: E2A gene, None) , ( protein: helix-loop-helix transcription factors, 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: E2A gene, None) , ( protein: helix-loop-helix transcription factors, None) 