label: rhamnogalacturonan II
label_lc: rhamnogalacturonan ii
description: "A low molecular mass (5 - 10Kd) pectic polysaccharide with a backbone of at least eight 1,4-linked alpha-D-GalpA residues. Two structurally distinct disaccharides are attached to C-3 of the backbone and two structurally distinct oligosaccharides are attached to C-2 of the backbone. These are represented by R groups."