Enables chemokine activity. Involved in several processes, including cellular response to molecule of bacterial origin; positive regulation of macromolecule metabolic process; and wound healing. Located in extracellular space. Used to study transient cerebral ischemia. Biomarker of brain ischemia and ulcerative colitis. Orthologous to human CCL20 (C-C motif chemokine ligand 20). [provided by Alliance of Genome Resources, Apr 2022]