13761
Thus, coupling of TCR-regulated PTKs to downstream signaling pathways requires SLP-76 .
 protein: SLP-76; protein: PTKs; protein: TCR-regulated PTKs
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: SLP-76, PTKs, TCR-regulated PTKs 
Answer:
 protein: SLP-76; protein: PTKs; protein: TCR-regulated PTKs