Enables RNA polymerase II cis-regulatory region sequence-specific DNA binding activity. Acts upstream of or within several processes, including animal organ development; face development; and nervous system development. Predicted to be located in nucleoplasm. Predicted to be active in nucleus. Is expressed in several structures, including branchial arch; central nervous system; embryo mesenchyme; gut; and skin. Orthologous to human HOXB3 (homeobox B3). [provided by Alliance of Genome Resources, Apr 2022]