Predicted to be involved in protein N-linked glycosylation. Predicted to be located in endoplasmic reticulum. Predicted to be part of oligosaccharyltransferase I complex. Predicted to be active in membrane-bounded organelle. Is expressed in several structures, including genitourinary system; heart; liver; lung; and spleen. Orthologous to human TMEM258 (transmembrane protein 258). [provided by Alliance of Genome Resources, Apr 2022]