Fig. 7From: Preliminary investigations on a polygalacturonase from Aspergillus fumigatus in Chinese Pu’er tea fermentationCharacteristics of the polygalacturonase. a Effect of pH on the polygalacturonase activity and pH stability for 24-h incubation; b effect of temperature on the polygalacturonase activity and thermostability for 2-h incubation; c effects of metal ions on the polygalacturonase activity; d Lineweaver-Burk plot for polygalacturonase activityBack to article page