. "Catalysis of the random hydrolysis of (1->4)-alpha-D-galactosiduronic linkages in pectate and other galacturonans." . . "polygalacturonase activity" . "endo-D-galacturonase activity" . "endo-polygalacturonase activity" . "endogalacturonase activity" . "endopolygalacturonase activity" . "pectin depolymerase activity" . "pectin hydrolase activity" . "pectin polygalacturonase activity" . "pectinase activity" . "pectolase activity" . "poly(1,4-alpha-D-galacturonide) glycanohydrolase activity" . "poly-alpha-1,4-galacturonide glycanohydrolase activity" . . .