Predicted to enable hyaluronic acid binding activity. Predicted to be involved in central nervous system development and skeletal system development. Predicted to act upstream of or within establishment of blood-nerve barrier and extracellular matrix assembly. Predicted to be located in extracellular matrix. Predicted to be active in extracellular space; perineuronal net; and synapse. [provided by Alliance of Genome Resources, Jul 2025]
Forensic Context
A review of single-cell transcriptomics in forensic medicine notes that in perinatal rats exposed to lead, the HAPLN2 was significantly upregulated in microglia within the hippocampus, identifying it as a potential biomarker for lead poisoning [Yang et al. DOI:10.1007/s00414-022-02889-9].