label: galacturan 1,4-alpha-galacturonidase activity
label_lc: galacturan 1,4-alpha-galacturonidase activity
description: "Catalysis of the reaction: [(1->4)-alpha-D-galacturonide](n) + H2O = [(1->4)-alpha-D-galacturonide](n-1) + D-galacturonate."