homogeneous preparations of 3-deoxy-d-arabino-heptulosonate-7-phosphate synthase [ 7-phospho-2-keto-3-deoxy-d-arabino-heptonate d-erythrose-4-phosphate lyase ( pyruvate phosphorylating ) , ec 4.1.2.15 ] isolated as the enzyme-phosphoenolpyruvate complex from escherichia coli are shown by atomic absorption analysis to contain approximately one mole of iron per mole of native enzyme .
C0026741
enzyme
C0014442
enzyme