5076
These observations suggest that PMA exerts its inhibitory effects by activation of a tyrosine phosphatase which selectively regulates Tyk2 but not Jak1 activity .
 protein: Jak1; protein: Tyk2; protein: tyrosine phosphatase
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: Jak1, Tyk2, tyrosine phosphatase 
Answer:
 protein: Jak1; protein: Tyk2; protein: tyrosine phosphatase