11029
This is the first example of a eukaryotic transcription factor complex containing both a MADS - box and a forkhead protein , and it has important implications for the regulation of mammalian gene expression .
 MADS - box, forkhead protein
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 MADS - box, forkhead protein