Predicted to enable structural molecule activity. Involved in spermatogenesis. Predicted to be located in keratin filament and perinuclear region of cytoplasm. Is expressed in several structures, including alimentary system; gonad; hemolymphoid system gland; metanephros; and respiratory system. Human ortholog(s) of this gene implicated in epidermolytic palmoplantar keratoderma. Orthologous to human KRT9 (keratin 9). [provided by Alliance of Genome Resources, Apr 2022]