13721
Evidence for a role for PKCalpha as an effector of Rho was obtained by the observation that coexpression of the N-terminal domain of PKCalpha blocked the effects of activated Rho plus PMA on AP-1 transcriptional activity .
 ( protein: AP-1, None) , ( protein: Rho, None) , ( protein: N-terminal domain, None) , ( protein: PKCalpha, None) , ( protein: PKCalpha, None) , ( protein: Rho, 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: AP-1, None) , ( protein: Rho, None) , ( protein: N-terminal domain, None) , ( protein: PKCalpha, None) , ( protein: PKCalpha, None) , ( protein: Rho, None) 