1053
The changes in the composition of IL-2Rs were accompanied by inhibition of IL-2 -induced tyrosine phosphorylation of the Janus protein- tyrosine kinase 3 ( Jak3 ) and signal transducers and activators of transcription called Stat3 and Stat5 .
 protein: IL-2Rs; protein: Jak3; protein: Stat3; protein: Stat5; protein: Janus protein- tyrosine kinase 3; protein: signal transducers and activators of transcription; protein: IL-2
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: IL-2Rs; protein: Jak3; protein: Stat3; protein: Stat5; protein: Janus protein- tyrosine kinase 3; protein: signal transducers and activators of transcription; protein: IL-2