5562
Thus , the presence of the Cln2 PEST domain was sufficient to destabilize a heterologous protein .
 GENE: Cln2 PEST domain
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: Cln2 PEST domain 
Answer:
 GENE: Cln2 PEST domain