4937
The immediate-early gene egr-1 encodes a transcription factor ( EGR1 ) that links B-cell antigen receptor ( BCR ) signals to downstream activation events through the regulation of previously unidentified target genes .
 ( DNA: target genes, None) , ( protein: EGR1, None) , ( protein: B-cell antigen receptor, None) , ( protein: transcription factor, None) , ( DNA: egr-1, None) , ( protein: BCR, None) , ( DNA: immediate-early gene, 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: target genes, None) , ( protein: EGR1, None) , ( protein: B-cell antigen receptor, None) , ( protein: transcription factor, None) , ( DNA: egr-1, None) , ( protein: BCR, None) , ( DNA: immediate-early gene, None) 