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The human CD19 gene has been cloned, and several BSAP -binding sites have been mapped by in vitro protein-DNA binding studies .
 DNA: BSAP -binding sites; DNA: human CD19 gene; DNA: CD19 gene; 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: BSAP -binding sites; DNA: human CD19 gene; DNA: CD19 gene; protein: BSAP