2.3.1.54 70000 - 2 * 70000 487221 2.3.1.54 80000 - identification of pfl gene product 14936 2.3.1.54 80000 85000 SDS-PAGE 14931 2.3.1.54 83000 - 1 * 87000 + 1 * 83000, TOF-MS flight mass spectrometry, SDS-PAGE 487234, 487237 2.3.1.54 85000 - 2 * 85000, homodimer, SDS-PAGE 14931, 14936, 14937, 487226, 487233, 487236, 487239 2.3.1.54 85120 - amino acid sequence calculation 14937 2.3.1.54 85500 - 2 * 85500, homodimer, SDS-PAGE 14936 2.3.1.54 87000 - 1 * 87000 + 1 * 83000, TOF-MS flight mass spectrometry, SDS-PAGE 487234, 487237 2.3.1.54 90000 - 2 * 90000, SDS-PAGE 487222 2.3.1.54 95000 - 4 * 95000, structure analysis, crystal packing, solution X-ray scattering, and ultracentrifugation 675371