Enables NAD-retinol dehydrogenase activity and steroid dehydrogenase activity. Acts upstream of or within retinoid metabolic process and steroid metabolic process. Predicted to be located in endoplasmic reticulum membrane. Predicted to be integral component of organelle membrane. Is expressed in several structures, including Rathke's pouch; central nervous system; genitourinary system; liver; and lung. Orthologous to human RDH16 (retinol dehydrogenase 16). [provided by Alliance of Genome Resources, Apr 2022]