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A scheme of composition of Op maltase substrates, with linkages between the sugar residues indicated, as also are subsites –1, +1 and +2 of the enzyme's substrate‐binding pocket that are expected to bind respective sugar residues; arrow, increase of the affinity of the enzyme towards the depicted substrate (data presented in Tables 1 and 2). Cleavage of the glycosidic linkage is executed between the residues bound at the –1 and +1 subsites
