21090
We also found that Rab12 promotes constitutive degradation of PAT4 ( proton - coupled amino - acid transporter 4 ) , whose accumulation in Rab12 - knockdown cells modulates mTORC1 activity and autophagy .
 Chemical: amino - acid
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: amino - acid