Figure 4.

Wheat arabinoxylans: β-(1→4)-D-xylan backbones substituted with single and/or double α-L-arabinofuranoside moieties and covalently cross-linked through a 5,5′ diferuloyl moiety. α-L-Araf=α-L-arabinofuranose, β-D-Xylp=β-D-xylopyranose (from Adams and others 2003).