6172
Western-blot analysis of the sedimentation peak showed the concomitant presence of MBP-HBD by a monoclonal anti-MBP antibody , and hsp90 by a monoclonal anti-hsp antibody .
 ( protein: monoclonal anti-MBP antibody, None) , ( protein: MBP-HBD, None) , ( protein: hsp90, None) , ( protein: monoclonal anti-hsp antibody, 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: monoclonal anti-MBP antibody, None) , ( protein: MBP-HBD, None) , ( protein: hsp90, None) , ( protein: monoclonal anti-hsp antibody, None) 