12449
Stat3gamma is derived from Stat3alpha by limited proteolysis and lacks the carboxyl-terminal portion of Stat3alpha .
 protein: Stat3gamma; protein: Stat3alpha; protein: Stat3alpha; protein: carboxyl-terminal portion
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: Stat3gamma, Stat3alpha, Stat3alpha, carboxyl-terminal portion 
Answer:
 protein: Stat3gamma; protein: Stat3alpha; protein: Stat3alpha; protein: carboxyl-terminal portion