Predicted to enable DNA-binding transcription repressor activity, RNA polymerase II-specific and RNA polymerase II transcription regulatory region sequence-specific DNA binding activity. Acts upstream of or within forebrain development and positive regulation of neuroblast proliferation. Predicted to be located in fibrillar center and nuclear body. Is expressed in several structures, including alimentary system; central nervous system; genitourinary system; respiratory system; and sensory organ. Orthologous to human OTP (orthopedia homeobox). [provided by Alliance of Genome Resources, Apr 2022]