Predicted to act upstream of or within keratinization. Predicted to be located in several cellular components, including cornified envelope; desmosome; and nuclear speck. Is expressed in several structures, including blastocyst; early embryo; extraembryonic component; genitourinary system; and primitive ventricle cardiac muscle. Orthologous to human KAZN (kazrin, periplakin interacting protein). [provided by Alliance of Genome Resources, Apr 2022]