5608
IL-4 activates gene expression by inducing tyrosine phosphorylation , homodimerization , and nuclear translocation of the latent transcription factor , STAT6 ( signal transducer and activator of transcription-6 ).
 protein: IL-4; protein: STAT6; protein: latent transcription factor; protein: signal transducer and activator of transcription-6
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: IL-4, STAT6, latent transcription factor, signal transducer and activator of transcription-6 
Answer:
 protein: IL-4; protein: STAT6; protein: latent transcription factor; protein: signal transducer and activator of transcription-6