1089
An erythroid specific enhancer upstream to the gene encoding the cell-type specific transcription factor GATA-1 .
 DNA: erythroid specific enhancer; protein: transcription factor; protein: cell-type specific transcription factor; protein: GATA-1
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: erythroid specific enhancer; protein: transcription factor; protein: cell-type specific transcription factor; protein: GATA-1