The function of PRSS36 (serine protease 36, Ensembl gene identifier ENSG00000178226) is as follows. Serine protease. Hydrolyzes the peptides N-t-Boc-Gln-Ala-Arg- AMC and N-t-Boc-Gln-Gly-Arg-AMC and, to a lesser extent, N-t-Boc-Ala- Phe-Lys-AMC and N-t-Boc-Val-Leu-Lys-AMC. Has a preference for substrates with an Arg instead of a Lys residue in position P1.