3.1.3.22 ? x * 82000, calculated from sequence -, 751514 3.1.3.22 ? x * 94800, SDS-PAGE, fusion enzyme comprising a mannitol-1-phosphate dehydrogenase and a mannitol-1-phosphatase 749481 3.1.3.22 homotetramer 4 * 36000, calculated from amino acid sequence -, 730126 3.1.3.22 monomer 1 * 30200, SDS-PAGE 653107 3.1.3.22 monomer SDS-PAGE and western blot analysis 94713