6276
VASP is not involved in Shigella movement , and the function of profilin does not require its binding to proline -rich regions .
 ( protein: profilin, None) , ( protein: proline -rich regions, 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: profilin, None) , ( protein: proline -rich regions, None) 