8545
Sequence analysis revealed the presence of a previously unrecognized composite binding site for both the Sp1 and NF-kappaB transcription factors at positions -295 to -286 .
 ( protein: Sp1, None) , ( DNA: unrecognized composite binding site, None) , ( DNA: positions -295 to -286, None) , ( protein: NF-kappaB, None) , ( protein: 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:
 ( protein: Sp1, None) , ( DNA: unrecognized composite binding site, None) , ( DNA: positions -295 to -286, None) , ( protein: NF-kappaB, None) , ( protein: transcription factors, None) 