1.18.6.2 ? x * 50000 plus x * 55000, SDS-PAGE -, 744257 1.18.6.2 ? x * 53793, subunit VnfD, x * 52724, subunit VnfK, x * 13274, subunit vnfG, calculated -, 744787 1.18.6.2 dimer 2 * 32000, SDS-PAGE, isolated iron-subunit -, 744258