1825
The P sequence of the IL-4 gene , defined as a responsive element for PMA and calcium ionophore ( A23187 ), shares sequence similarity with the NF kappa B and the NF-activated T cell binding sites .
 ( DNA: P sequence, None) , ( DNA: IL-4 gene, None) , ( DNA: responsive element, None) , ( protein: IL-4, 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: P sequence, None) , ( DNA: IL-4 gene, None) , ( DNA: responsive element, None) , ( protein: IL-4, None) 