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Our results suggest that Syk , in contrast to Zap , can transduce signals from the T cell antigen receptor independently of Lck .
 protein: Zap; protein: Lck; protein: T cell antigen receptor; protein: Syk
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: Zap, Lck, T cell antigen receptor, Syk 
Answer:
 protein: Zap; protein: Lck; protein: T cell antigen receptor; protein: Syk