Is an ortholog of human LIN28A (lin-28 homolog A) and LIN28B (lin-28 homolog B). Exhibits RNA binding activity and enzyme binding activity. Is involved in several processes, including cell fate specification\; regulation of cell fate specification\; and regulation of gene expression. Localizes to the cytoplasm and nucleus. Is expressed in the germ line\; the hypodermis\; the muscle cell\; and the nervous system.