AE_hg19_MCF7_89820 CTCF AE_hg19_MCF7_95529 CTCF AE_hg19_MCF7_89820 MYC AE_hg19_MCF7_95529 MYC AE_hg19_MCF7_89820 POLR2A AE_hg19_MCF7_95529 POLR2A