7718
Spi-C interacted with DNA similarly to PU.1 as judged by methylation interference , band-shift and site selection analysis , and activated transcription of a kappaY element reporter gene upon co-transfection of HeLa cells .
 ( protein: Spi-C, None) , ( cell line: HeLa cells, None) , ( DNA: kappaY element reporter gene, None) , ( protein: PU.1, 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: Spi-C, None) , ( cell line: HeLa cells, None) , ( DNA: kappaY element reporter gene, None) , ( protein: PU.1, None) 