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Taken together, our data suggest that p95vav plays an important role at an yet unidentified proximal position in the TCR signaling cascade .
 protein: TCR; protein: p95vav
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: TCR, p95vav 
Answer:
 protein: TCR; protein: p95vav