8883
Interestingly , PKA activity is dispensable in a strain lacking Msn2p and Msn4p activity .
 PKA, Msn2p, Msn4p
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 PKA, Msn2p, Msn4p