1319
An acidic activation domain is located between the N-terminal conserved region of clone 18 and its zinc fingers .
 ( protein: zinc fingers, None) , ( protein: clone 18, None) , ( protein: N-terminal conserved region, None) , ( protein: acidic activation domain, 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: zinc fingers, None) , ( protein: clone 18, None) , ( protein: N-terminal conserved region, None) , ( protein: acidic activation domain, None) 