4797
p45 subunit of NF-E2 contains a basic-leucine zipper domain and dimerizes with the small Maf family protein to form functional NF-E2 complex .
 protein: basic-leucine zipper domain; protein: p45 subunit; protein: NF-E2; protein: small Maf family protein; protein: NF-E2 complex
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: basic-leucine zipper domain, p45 subunit, NF-E2, small Maf family protein, NF-E2 complex 
Answer:
 protein: basic-leucine zipper domain; protein: p45 subunit; protein: NF-E2; protein: small Maf family protein; protein: NF-E2 complex