4.2.1.116 23000 - gel filtration 698624 4.2.1.116 28300 - 1 * 29000, SDS-PAGE, 1 * 28300, calculated 698624 4.2.1.116 29000 - 1 * 29000, SDS-PAGE, 1 * 28300, calculated 698624 4.2.1.116 220000 - recombinant enzyme, gel filtration 745689