5.3.2.7 60000 - 2 * 60000, SDS-PAGE 5.3.2.7 60000 - 2 * 60000 5.3.2.7 98700 - 2 * 98700, SDS-PAGE 5.3.2.7 98746 - 2 * 98746, calculated from amino acid sequence 5.3.2.7 140000 - gel filtration