8877
Our results indicate that the binding of CBF / NF - Y to the inverted CCAAT box is responsible for transcriptional activation of the nTPH gene .
 CBF, NF - Y, nTPH gene
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 CBF, NF - Y, nTPH gene