3.2.1.151 D483A site-directed mutagenesis, a catalytic acid mutant, the mutation causes loss of the enzymatic activity by more than 10 000fold compared to the wild-type enzyme -, 753549 3.2.1.151 D70A site-directed mutagenesis in the PoGH74cat module at the catalytic base -, 752723 3.2.1.151 D70A site-directed mutagenesis, mutation of the catalytic base, the mutant turnover rate is similar to wild-type -, 752723 3.2.1.151 D70A site-directed mutagenesis, the mutation causes loss of the enzymatic activity by more than 10 000fold compared to the wild-type enzyme -, 753549 3.2.1.151 D74A crystallization data in complex with oligosaccharide substrate 680677 3.2.1.151 DELTAYNIIG loop deletion variant of isoform NXG1, structurally similar to the strict endo-transglycolase from Populus tremula x Populus tremuloides. Mutant has a greatly increased transglycosylation:hydrolysis ratio 676433 3.2.1.151 E155A the mutant acts as glucosynthase and can perform the condensation of xyloglucosyl fluorides, albeit at poor rates 707647 3.2.1.151 E358S nucleophile mutant 715635 3.2.1.151 E94A the GH16 xyloglucan hydrolase mutant of TmNXG1 acting as glycosynthase is capable of synthesizing XLLG-based xyloglucan oligosaccharides at rates feasible for preparative synthesis, thus providing an essential expansion of product ranges 707647 3.2.1.151 G476Y site-directed mutagenesis in the PoGH74cat module at the -1 subsite -, 752723