Predicted to be involved in T cell activation. Predicted to act upstream of or within defense response to bacterium; plasmacytoid dendritic cell chemotaxis; and plasmacytoid dendritic cell differentiation. Predicted to be located in cell surface. Predicted to be active in external side of plasma membrane. Orthologous to human SLAMF9 (SLAM family member 9). [provided by Alliance of Genome Resources, Apr 2022]