1185
At least two distinct domains of the receptor mediated interaction with hsp90 : the ligand-binding domain located within the PAS region and, surprisingly, the bHLH domain .
 protein: bHLH domain; protein: PAS region; protein: ligand-binding domain; protein: hsp90
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: bHLH domain, PAS region, ligand-binding domain, hsp90 
Answer:
 protein: bHLH domain; protein: PAS region; protein: ligand-binding domain; protein: hsp90