Predicted to enable DNA-binding transcription factor activity; sequence-specific DNA binding activity; and zinc ion binding activity. Predicted to act upstream of or within cell differentiation; regulation of DNA-templated transcription; and rhythmic process. Predicted to be located in cytoplasm; dendritic spine; and nucleus. Human ortholog(s) of this gene implicated in brain small vessel disease. Orthologous to human NR1D1 (nuclear receptor subfamily 1 group D member 1).