label: polygalacturonate 4-alpha-galacturonosyltransferase activity
label_lc: polygalacturonate 4-alpha-galacturonosyltransferase activity
description: "Catalysis of the reaction: UDP-D-galacturonate + 1,4-alpha-D-galacturonosyl(n) = 1,4-alpha-D-galacturonosyl(n+1) + UDP."