9971
Is celiac disease due to molecular mimicry between gliadin peptide -HLA class II molecule -T cell interactions and those of some unidentified superantigen ?
 protein: unidentified superantigen; protein: -HLA class II molecule
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: unidentified superantigen, -HLA class II molecule 
Answer:
 protein: unidentified superantigen; protein: -HLA class II molecule