1285
Potential sites for transcription factors AP1 , AP2 , and AP3 are consistent with rapid transcriptional activation in response to inducing agents.
 protein: AP1; protein: AP3; protein: transcription factors; protein: AP2
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: AP1; protein: AP3; protein: transcription factors; protein: AP2