Enables mRNA binding activity. Acts upstream of or within learning; locomotory behavior; and neuron differentiation. Located in axon; cytoplasm; and dendrite. Is expressed in several structures, including central nervous system; enteric nervous system; genitourinary system; intestine; and sensory organ. Orthologous to human ELAVL4 (ELAV like RNA binding protein 4). [provided by Alliance of Genome Resources, Apr 2022]