Predicted to enable C-C chemokine binding activity and C-C chemokine receptor activity. Acts upstream of or within leukocyte chemotaxis and lymph node development. Located in external side of plasma membrane. Is expressed in central nervous system and retina. Orthologous to human CXCR5 (C-X-C motif chemokine receptor 5). [provided by Alliance of Genome Resources, Apr 2022]