Predicted to enable carbohydrate binding activity. Predicted to be involved in several processes, including granulocyte activation; histamine biosynthetic process; and regulation of gene expression. Is expressed in several structures, including gut; hemolymphoid system; liver; lung; and reproductive system. Orthologous to human PRG3 (proteoglycan 3, pro eosinophil major basic protein 2). [provided by Alliance of Genome Resources, Apr 2022]