19533
Further analysis showed that variant NhoA proteins carrying substitutions at the two acetylated lysine residues are involved in both the O - acetyltransferase and N - acetyltransferase activity of NhoA .
 Chemical: lysine; Chemical: O; Chemical: N
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: lysine, O, N 
Answer:
 Chemical: lysine; Chemical: O; Chemical: N