Involved in the metabolism of neuropeptides under 20 amino acid residues long. Involved in cytoplasmic peptide degradation (, ). Able to degrade the amyloid-beta precursor protein and generate amyloidogenic fragments (, ). Also acts as a regulator of cannabinoid signaling pathway by mediating degradation of hemopressin, an antagonist peptide of the cannabinoid receptor CNR1 (By similarity).
Subcellular locations: Cytoplasm