7380
Replacing residues 405 - 419 on delta419 with the conserved AF - 2 domain from the vitamin D3 receptor or the estrogen receptor results in a receptor with wild - type or low transcriptional activity , respectively .
 vitamin D3 receptor, estrogen receptor
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 vitamin D3 receptor, estrogen receptor