3765
In lymphoid cell lines only, the E(gre) -binding protein complexes included ALF1 or HEB and E2A basic helix-loop-helix proteins .
 protein: ALF1; cell line: lymphoid cell lines; protein: basic helix-loop-helix proteins; protein: E2A basic helix-loop-helix proteins; DNA: E(gre); protein: E(gre) -binding protein complexes; protein: HEB
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: ALF1, lymphoid cell lines, basic helix-loop-helix proteins, E2A basic helix-loop-helix proteins, E(gre), E(gre) -binding protein complexes, HEB 
Answer:
 protein: ALF1; cell line: lymphoid cell lines; protein: basic helix-loop-helix proteins; protein: E2A basic helix-loop-helix proteins; DNA: E(gre); protein: E(gre) -binding protein complexes; protein: HEB