Predicted to enable RNA cap binding activity; mRNA binding activity; and pre-mRNA binding activity. Acts upstream of or within negative regulation of neuron differentiation and stem cell population maintenance. Located in P-body. Is expressed in central nervous system; heart; metanephros; and submandibular gland. Orthologous to human LSM1 (LSM1 homolog, mRNA degradation associated). [provided by Alliance of Genome Resources, Apr 2022]