5691
In EMSAs , this substitution results in a markedly enhanced affinity for sequence-specific complexes exhibiting an AP-1 specificity .
 ( protein: AP-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: AP-1, None) 