6102
To define these targets for SHP1 we have compared the effects of constitutively active and inactive mutants of SHP1 on TCR signaling .
 TCR, SHP1, SHP1
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 TCR, SHP1, SHP1