5.4.99.18 17000 - 8 * 17000, SDS-PAGE 1268 5.4.99.18 18864 - 8 * 18900, calculated, 8 * 21000, SDS-PAGE, 8 * 18864, ESI-MS 678203 5.4.99.18 18900 - 8 * 18900, calculated, 8 * 21000, SDS-PAGE, 8 * 18864, ESI-MS 678203 5.4.99.18 21000 - 8 * 18900, calculated, 8 * 21000, SDS-PAGE, 8 * 18864, ESI-MS 678203 5.4.99.18 126000 - gel filtration 1268 5.4.99.18 136000 - sucrose density gradient ultracentrifugation 1268 5.4.99.18 149000 - gel filtration 747253 5.4.99.18 197000 - gel filtration 678203