Predicted to enable transcription coactivator activity. Predicted to be involved in regulation of Rho guanyl-nucleotide exchange factor activity. Predicted to act upstream of or within several processes, including extracellular matrix organization; histone H3-K56 acetylation; and positive regulation of chondrocyte proliferation. Predicted to be located in chromatin; cytoplasm; and nucleus. Predicted to be part of transcription regulator complex. Predicted to be active in membrane. Orthologous to human PBXIP1 (PBX homeobox interacting protein 1). [provided by Alliance of Genome Resources, Apr 2022]