3586
A novel SP-1 site in the human interleukin-1 beta promoter confers preferential transcriptional activity in keratinocytes .
 ( DNA: human interleukin-1 beta promoter, None) , ( DNA: novel SP-1 site, None) , ( cell type: keratinocytes, None) , ( DNA: SP-1 site, 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: human interleukin-1 beta promoter, None) , ( DNA: novel SP-1 site, None) , ( cell type: keratinocytes, None) , ( DNA: SP-1 site, None) 