Predicted to enable chromatin binding activity and transcription coactivator activity. Predicted to contribute to histone acetyltransferase activity. Acts upstream of or within mitotic cell cycle; regulation of protein modification process; and regulation of protein stability. Located in mitotic spindle and nucleus. Part of ATAC complex. Orthologous to human TADA2A (transcriptional adaptor 2A). [provided by Alliance of Genome Resources, Apr 2022]