Predicted to enable identical protein binding activity. Acts upstream of or within negative regulation of bone resorption; negative regulation of cell differentiation; and sensory perception of pain. Located in extracellular space and neuronal cell body. Is expressed in embryo; pancreas; pancreas primordium; and pancreas trunk epithelium. Human ortholog(s) of this gene implicated in type 1 diabetes mellitus and type 2 diabetes mellitus. Orthologous to human IAPP (islet amyloid polypeptide). [provided by Alliance of Genome Resources, Apr 2022]