1632
Here we show, by in vivo DNase I footprinting , that the AIR-1 locus defect correlates with changes in the DRA promoter occupancy .
 AIR-1 locus defect, DNase I, DRA promoter
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 AIR-1 locus defect, DNase I, DRA promoter