Enables DNA-binding transcription factor activity and sequence-specific DNA binding activity. Involved in cellular response to ethanol; negative regulation of transcription, DNA-templated; and positive regulation of transcription, DNA-templated. Located in nucleus. Used to study alcohol use disorder. Biomarker of alcohol use disorder. Orthologous to human SPI1 (Spi-1 proto-oncogene). [provided by Alliance of Genome Resources, Apr 2022]