433
Competition experiments did not reveal any high-affinity binding site for BSAP in known regulatory regions of immunoglobulin and class II major histocompatibility (MHC) genes , suggesting that BSAP is a regulator of a different set of B-lymphoid-specific genes .
 DNA: regulatory regions; protein: BSAP; DNA: high-affinity binding site; DNA: B-lymphoid-specific genes; protein: BSAP
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 DNA: regulatory regions; protein: BSAP; DNA: high-affinity binding site; DNA: B-lymphoid-specific genes; protein: BSAP