1.17.1.3 45000 - 1 * 45000, native enzyme, SDS-PAGE 636457 1.17.1.3 45000 - 1 * 45000, SDS-PAGE 636457 1.17.1.3 52000 - gel filtration 636457 1.17.1.3 52000 - native enzyme, gel filtration 636457