2.4.1.144 ? x * 52000, two major bands migrate at 62000 and 52000 Da, SDS-PAGE 722755 2.4.1.144 ? x * 60000 + x * 50000, SDS-PAGE 638225 2.4.1.144 ? x * 62000 + x * 52000, SDS-PAGE 638214 2.4.1.144 ? x * 62000, two major bands migrate at 62000 and 52000 Da, SDS-PAGE 722755 2.4.1.144 ? x * 68100, wild-type enzyme, SDS-PAGE 638219 2.4.1.144 dimer 1 * 63000 + 1 * 53000, SDS-PAGE 638224