Predicted to enable chromatin binding activity and transcription cis-regulatory region binding activity. Predicted to contribute to RNA polymerase II general transcription initiation factor activity. Involved in embryo development and transcription initiation at RNA polymerase II promoter. Predicted to be located in nucleus. Predicted to be part of transcription factor TFIID complex. Human ortholog(s) of this gene implicated in autosomal recessive intellectual developmental disorder 40. Is an ortholog of human TAF2 (TATA-box binding protein associated factor 2).