3339
Here , we show that a kinase - inducible bimolecular switch comprising a kinase - specific substrate and a phosphoamino acid binding domain can be used for acute regulation of cellular events .
 Chemical: phosphoamino 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: phosphoamino acid