Predicted to enable calcium ion binding activity. Predicted to be involved in synapse organization. Predicted to act upstream of or within response to bacterium. Predicted to be located in several cellular components, including basement membrane; cell cortex; and extracellular region. Predicted to be active in neuron projection membrane. Human ortholog(s) of this gene implicated in age related macular degeneration 1. Orthologous to human HMCN1 (hemicentin 1). [provided by Alliance of Genome Resources, Apr 2022]