Predicted to be involved in positive regulation of monocyte chemotaxis and positive regulation of neutrophil chemotaxis. Predicted to act upstream of or within chemotaxis. Predicted to be located in endoplasmic reticulum and endoplasmic reticulum-endosome membrane contact site. Predicted to be integral component of plasma membrane. Is expressed in Meckel's cartilage and skeleton. Orthologous to human MOSPD2 (motile sperm domain containing 2). [provided by Alliance of Genome Resources, Apr 2022]