2.4.1.210 ? x * 103000, recombinant MBP-tagged enzyme, SDS-PAGE 759676 2.4.1.210 ? x * 55000, native enzyme in a single polypeptide chain 759285 2.4.1.210 ? x * 56000-58000, native enzyme 759285 2.4.1.210 monomer 56000-58000, SDS-PAGE 288690