Predicted to enable calcium ion binding activity and transition metal ion binding activity. Predicted to be involved in cell adhesion; epidermis morphogenesis; and establishment of skin barrier. Predicted to be located in cytoplasm. Predicted to be active in cornified envelope and keratohyalin granule. Human ortholog(s) of this gene implicated in peeling skin syndrome. Orthologous to human FLG2 (filaggrin 2). [provided by Alliance of Genome Resources, Apr 2022]