11034
Immunoprecipitation of cell extract with the antiserum against the mouse SRG3 also brought down a 195-kD protein that could be recognized by an antiserum raised against human SWI2 protein .
 ( protein: 195-kD protein, None) , ( protein: mouse SRG3, None) , ( protein: human SWI2 protein, None) , ( DNA: SRG3, 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: 195-kD protein, None) , ( protein: mouse SRG3, None) , ( protein: human SWI2 protein, None) , ( DNA: SRG3, None) 