7878
SHP2-interacting transmembrane adaptor protein ( SIT ), a novel disulfide-linked dimer regulating human T cell activation .
 protein: SHP2-interacting transmembrane adaptor protein; protein: SIT; protein: disulfide-linked dimer
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: SHP2-interacting transmembrane adaptor protein, SIT, disulfide-linked dimer 
Answer:
 protein: SHP2-interacting transmembrane adaptor protein; protein: SIT; protein: disulfide-linked dimer