(F) ChIP-seq analysis of GAL4DBDCBX2.1 occupancy in HEK2935xUAS cells expressing DAXXMycHis (X-axis) or GAL4DBDCBX2.1 and DAXXMycHis (Y-axis), showing (log2) enrichment for GAL4DBDCBX2.1 at many TSSs (± 1 kb) in cells expressing the CBX2.1 protein (Y-axis). 