1.11.1.23 ? x * 21400 -, 705742 1.11.1.23 dimer 2 * 26000, SDS-PAGE -, 702728 1.11.1.23 homotetramer 4 * 21400, crystalligraphic data 701481 1.11.1.23 tetramer 4 * 21000, SDS-PAGE 702205 1.11.1.23 tetramer 4 * 21210, calculated from sequence 702205, 704155 1.11.1.23 trimer 3 * 21000, SDS-PAGE 702244 1.11.1.23 trimer 3 * 21315, calculated from sequence 702244