5063
The IL-13 gene 5' flank region included a segment with sequence homology to P elements of the IL-4 promoter involved in transcriptional activation in T cells .
 ( protein: IL-13, None) , ( protein: IL-4, None) , ( cell type: T cells, None) , ( DNA: P elements, None) , ( DNA: IL-13 gene, None) , ( DNA: IL-13 gene 5#$%# flank region, None) , ( DNA: IL-4 promoter, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: IL-13, None) , ( protein: IL-4, None) , ( cell type: T cells, None) , ( DNA: P elements, None) , ( DNA: IL-13 gene, None) , ( DNA: IL-13 gene 5#$%# flank region, None) , ( DNA: IL-4 promoter, None) 