Predicted to be involved in spermatogenesis. Predicted to act upstream of or within several processes, including labyrinthine layer blood vessel development; negative regulation of cell population proliferation; and negative regulation of protein phosphorylation. Predicted to be located in cytoplasmic vesicle. Predicted to be active in cytoplasm and nucleus. Orthologous to human GGNBP2 (gametogenetin binding protein 2). [provided by Alliance of Genome Resources, Apr 2022]