Enables RNA binding activity. Involved in regulation of cell cycle and spermatogenesis. Acts upstream of or within negative regulation of apoptotic signaling pathway; oogenesis; and regulation of translation. Located in P-body; cytoplasmic stress granule; and nucleus. Is expressed in telencephalon and testis. Orthologous to human NANOS3 (nanos C2HC-type zinc finger 3). [provided by Alliance of Genome Resources, Apr 2022]