Predicted to enable p53 binding activity and transcription regulator inhibitor activity. Predicted to be involved in maintenance of protein location in nucleus; negative regulation of DNA-binding transcription factor activity; and negative regulation of transcription by RNA polymerase II. Predicted to be located in nuclear membrane and nucleoplasm. Predicted to be part of transcription factor TFIID complex. Orthologous to human TAF3 (TATA-box binding protein associated factor 3). [provided by Alliance of Genome Resources, Apr 2022]