Predicted to enable protein homodimerization activity; transcription coactivator activity; and transcription corepressor activity. Predicted to be involved in several processes, including hippo signaling; positive regulation of cell differentiation; and regulation of signal transduction. Predicted to act upstream of or within several processes, including cellular protein metabolic process; kidney development; and negative regulation of fat cell differentiation. Located in nucleus. Orthologous to human WWTR1 (WW domain containing transcription regulator 1). [provided by Alliance of Genome Resources, Apr 2022]