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Figure 1
Enzymatic strategies for cleavage of glycosidic linkages. Glycoside hydrolysis of maltose by a retaining (a) or inverting (b) mechanism, polygalacturonan degradation by a polysaccharide lyase (c) and oxidative cleavage of cellooligosaccharides/cellulose by LPMOs (d).

IUCrJ
Volume 3| Part 6| November 2016| Pages 448-467
ISSN: 2052-2525
https://doi.org/10.1107/S2052252516014147