The function of ENSG00000167491 (GATAD2A, GATA zinc finger domain containing 2A) is as follows. Transcriptional repressor (PubMed:12183469, PubMed:16415179). Acts as a component of the histone deacetylase NuRD complex which participates in the remodeling of chromatin (PubMed:16428440, PubMed:28977666). Enhances MBD2-mediated repression (PubMed:12183469, PubMed:16415179). Efficient repression requires the presence of GATAD2B (PubMed:16415179). {ECO:0000269|PubMed:12183469, ECO:0000269|PubMed:16415179, ECO:0000269|PubMed:16428440, ECO:0000269|PubMed:28977666}.