Predicted to enable sphingosine N-acyltransferase activity. Predicted to be involved in ceramide biosynthetic process. Predicted to act upstream of or within sphingolipid biosynthetic process. Predicted to be located in endoplasmic reticulum membrane and nucleus. Predicted to be integral component of membrane. Predicted to be active in endoplasmic reticulum. Orthologous to human CERS4 (ceramide synthase 4). [provided by Alliance of Genome Resources, Apr 2022]