Predicted to enable sequence-specific double-stranded DNA binding activity. Predicted to be involved in several processes, including mammary gland development; nervous system development; and visual learning. Predicted to be located in nucleus. Orthologous to human FOXB1 (forkhead box B1); INTERACTS WITH 2,3,7,8-Tetrachlorodibenzofuran; 6-propyl-2-thiouracil; amitrole.