Predicted to enable DNA-binding transcription factor binding activity; methyl-CpG binding activity; and zinc ion binding activity. Predicted to be involved in negative regulation of transcription by RNA polymerase II and positive regulation of I-kappaB kinase/NF-kappaB signaling. Predicted to be located in cytosol and nucleoplasm. Predicted to be active in nucleus. Orthologous to human CXXC5 (CXXC finger protein 5). [provided by Alliance of Genome Resources, Apr 2022]