... glu-cans (12, 13), and polysaccharides with uronic acid units (14).Table 2.1. Structures of polysaccharides of different originPolysaccharide ReferenceType Source Structure Cellulose 1 Plantsβ-(1→4)-d-glucose ... wall polysaccharides that are10 2 Structure of Polysaccharides Fig. 2.5. Structures of amylopectin (left) and amylose (right) and schematic representation of thebranching patternextractable ... (a)4-O-methylglucuronoxylan, (b) arabino-(glucurono)-xylan, and (c)arabi-noxylanFig. 2.7. Structure of a softwood glucomannan12 2 Structure of Polysaccharides MannansIn coniferous trees, mannanscontaining mannose,...