The function of NLN (neurolysin, Ensembl gene identifier ENSG00000123213) is as follows. Hydrolyzes oligopeptides such as neurotensin, bradykinin and dynorphin A (By similarity). Acts as a regulator of cannabinoid signaling pathway by mediating degradation of hemopressin, an antagonist peptide of the cannabinoid receptor CNR1 (By similarity). .