3.4.21.101 Carboxyl proteinase, PCP, Proteinase, Xanthomonas aspartic, Pseudomonas carboxyl proteinase, sedolisin-B, xanthomonapepsin, Xanthomonas aspartic proteinase, Xanthomonas serine-carboxyl peptidase, Xanthomonas serine-carboxyl proteinase, XCP, XSCO, XSCP - -, 137236, 649090, 651761, 651950, 665088 3.4.21.101 EC 3.4.23.33 formerly -