11350
The data provide strong evidence that ThlA is involved in the metabolism of both acid and solvent formation , whereas the physiological function of ThlB has yet to be elucidated .
 ThlA, ThlB
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 ThlA, ThlB