Predicted to contribute to RNA polymerase II general transcription initiation factor activity. Acts upstream of or within flagellated sperm motility and spermatid development. Located in cytoplasm and nucleus. Is expressed in bladder; brown fat; ovary; testis; and ureter. Orthologous to human TAF7L (TATA-box binding protein associated factor 7 like). [provided by Alliance of Genome Resources, Apr 2022]