May be involved in the regulation of gene expression as repressor and activator. The repression might be related to covalent modification of histone proteins. Component of the nucleosome-remodeling and histone-deacetylase multiprotein complex (NuRD) (By similarity). Interacts with HDAC7 and MBD3 (By similarity). Interacts with p53/TP53 (PubMed:11099047). Interacts with MINT (PubMed:11331609). Interacts with PIMREG (PubMed:18757745). Interacts with NACC2 (PubMed:22926524). Interacts with ERCC6 (PubMed:26030138). Interacts with PWWP2B (By similarity). Widely expressed. Contaminating sequence. Potential poly-A sequence.