Predicted to enable several functions, including DNA-binding transcription factor activity, RNA polymerase II-specific; DNA-binding transcription factor binding activity; and E-box binding activity. Involved in Sertoli cell differentiation; embryonic digestive tract morphogenesis; and gland development. Predicted to be located in nucleus. Orthologous to human TCF21 (transcription factor 21). [provided by Alliance of Genome Resources, Apr 2022]