5357
Mutation of the P450BM - 3 Barbie box significantly increased the expression of both P450BM - 3 and Bm3P1 ( another small gene located upstream of the P450BM - 3 gene that encodes a second putative regulatory protein ) in response to pentobarbital induction but left the basal levels unaffected .
 P450BM - 3 Barbie box, P450BM - 3, Bm3P1, P450BM - 3 gene
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 P450BM - 3 Barbie box, P450BM - 3, Bm3P1, P450BM - 3 gene