Enables ionotropic glutamate receptor binding activity; myosin V binding activity; and nuclear receptor binding activity. Involved in cellular response to calcium ion. Located in dendritic spine head; perikaryon; and perinuclear region of cytoplasm. Part of polysome. Human ortholog(s) of this gene implicated in amyotrophic lateral sclerosis; amyotrophic lateral sclerosis type 6; essential tremor 4; liposarcoma; and neurodegenerative disease. Orthologous to human FUS (FUS RNA binding protein). [provided by Alliance of Genome Resources, Apr 2022]