Predicted to enable chromatin binding activity and methyl-CpG binding activity. Involved in several processes, including animal organ development; regulation of DNA methylation; and response to estradiol. Predicted to be located in cytoplasm; heterochromatin; and nucleus. Predicted to be part of NuRD complex. Biomarker of transient cerebral ischemia and visual epilepsy. Orthologous to human MBD3 (methyl-CpG binding domain protein 3). [provided by Alliance of Genome Resources, Apr 2022]