12061
TIMP-1 suppression of PCD is not due to metalloproteinase inhibition , as reduction and alkylation of the TIMP-1 did not abolish this activity.
 ( protein: TIMP-1, None) , ( protein: metalloproteinase, None) , ( protein: TIMP-1, 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: TIMP-1, None) , ( protein: metalloproteinase, None) , ( protein: TIMP-1, None) 