5.3.1.17 ? x * 31000, SDS-PAGE 5.3.1.17 ? x * 24000, SDS-PAGE 5.3.1.17 hexamer 6 * 31000, crystal structure, SDS-PAGE 5.3.1.17 additional information KduI forms polydisperse mixtures consisting of different oligomeric states, i.e. dimers, hexamers, dodecamers