Enables peptidoglycan transmembrane transporter activity. Involved in peptidoglycan transport and positive regulation of nucleotide-binding activity oligomerization domain containing 2 signaling pathway. Located in endosome membrane and lysosomal membrane. Is expressed in several structures, including Peyer's patch; brain; gut; immune system; and liver lobe. Orthologous to human SLC15A3 (solute carrier family 15 member 3). [provided by Alliance of Genome Resources, Apr 2022]