10211
A 4-bp mutation of the core Sp1 consensus element ( GC box ) (-20) reduced overall promoter activity of the 1-kb fragment .
 ( DNA: 1-kb fragment, None) , ( DNA: GC box, None) , ( DNA: core Sp1 consensus element, 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: 1-kb fragment, None) , ( DNA: GC box, None) , ( DNA: core Sp1 consensus element, None) 