概述

The Leuconostoc GPDH exhibits dual coenzyme specificity, namely NAD and NADP (Olive and Levy, Biochem., 6, 730~730, 1967). When assayed under conditions that are optimal for the particular coenzyme, the ratio of observed catalytic activity is NAD/NADP = 1.8.

技術規格

Stability	TheLeuconostoc mesenteroidesglucose-6-phosphate dehydrogenase is a relatively stable enzyme in solution. The lyophilized and ammonium sulfate preparations are stable for 12 months when stored at 2-8°C.
Source	Leuconostoc mesenteroides
Description	Chromatographically purified, except assayed using NAD. Phosphohexose isomerase, phosphogluconate dehydrogenase, adenylate kinase and creatine phosphokinase contaminant activities 0.011%, 0.002%, 0.0011% and 0.0011% respectively. A lyophilized powder.
Storage	Store at 2-8°C.
Activity	≥360 NAD units per mg protein
Unit Definition	One Unit reduces one micromole of NAD per minute at 37°C, pH 7.8, using glucose-6-phosphate as substrate.