6270
Dramatic stimulation of actin assembly is linked to the formation of a ternary IcsA- N-WASP - Arp2/3 complex , which nucleates actin polymerization .
 ( protein: IcsA- N-WASP - Arp2/3 complex, None) , ( protein: actin, None) , ( protein: Arp2/3 complex, None) , ( protein: actin, None) , ( protein: N-WASP, 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: IcsA- N-WASP - Arp2/3 complex, None) , ( protein: actin, None) , ( protein: Arp2/3 complex, None) , ( protein: actin, None) , ( protein: N-WASP, None) 