1.4.1.8 - 1.4.1.8 143fold purification 1.4.1.8 1508fold purification 1.4.1.8 180fold purification 1.4.1.8 21fold purification 1.4.1.8 His-bind resin column, 95% purity 1.4.1.8 shoots: 21fold purification, roots: 3.9fold purification 1.4.1.8 soluble enzyme from roots, 3.9fold purification 1.4.1.8 VDH and A124G mutant, His-bind resin column   1.4.1.8 VDH2, 346fold purification