Predicted to enable RNA polymerase II transcription regulatory region sequence-specific DNA binding activity. Predicted to be involved in regulation of transcription by RNA polymerase II. Predicted to act upstream of or within regulation of leukocyte differentiation. Predicted to be active in nucleus. Orthologous to human ZBTB46 (zinc finger and BTB domain containing 46). [provided by Alliance of Genome Resources, Apr 2022]