Figure 4

Poised and active enhancers with FAIRE signals. (A) Mean density of H3K4me1, H3K27Ac ChIP-seq, and FAIRE-seq tags from HMEC at the center of poised (left) or active (right) HSEL, which were intersected with HMEC FAIRE (B) Mean density of H3K4me1, H3K27Ac ChIP-seq, and FAIRE-seq tags from MDAMB231 at the center of poised (left) or active (right) MSEL, which were intersected with MDAMB231 FAIRE (C) UCSC genome browser screenshots for examples of poised cell type specific enhancer loci with FAIRE signal (left: poised HSEL, right: poised MSEL)