6352
In further studies we have shown that purified hsp90 can bind to purified p23 and this interaction requires both ATP and molybdate .
 ( protein: p23, None) , ( protein: hsp90, 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: p23, None) , ( protein: hsp90, None) 