Chemoenzymatic methods for the synthesis of glycoproteins

C Li, LX Wang - Chemical reviews, 2018 - ACS Publications
Glycosylation is one of the most prevalent posttranslational modifications that profoundly
affects the structure and functions of proteins in a wide variety of biological recognition …

The chitinolytic machinery of Serratia marcescens – a model system for enzymatic degradation of recalcitrant polysaccharides

G Vaaje‐Kolstad, SJ Horn, M Sørlie… - The FEBS …, 2013 - Wiley Online Library
The chitinolytic machinery of S erratia marcescens is one of the best known enzyme systems
for the conversion of insoluble polysaccharides. This machinery includes four chitin‐active …

Fungal chitinases: function, regulation, and potential roles in plant/pathogen interactions

T Langner, V Göhre - Current genetics, 2016 - Springer
In the past decades our knowledge about fungal cell wall architecture increased
tremendously and led to the identification of many enzymes involved in polysaccharide …

Mutants of Mucor hiemalis endo-β-N-acetylglucosaminidase show enhanced transglycosylation and glycosynthase-like activities

M Umekawa, W Huang, B Li, K Fujita, H Ashida… - Journal of Biological …, 2008 - ASBMB
Endo-β-N-acetylglucosaminidase from Mucor hiemalis (Endo-M), a family 85 glycoside
hydrolase, acts on the β1, 4 linkage of N, N′-diacetylchitobiose moiety in the N-linked …

Bifidobacterium bifidum Lacto-N-Biosidase, a Critical Enzyme for the Degradation of Human Milk Oligosaccharides with a Type 1 Structure

J Wada, T Ando, M Kiyohara, H Ashida… - Applied and …, 2008 - Am Soc Microbiol
Breast-fed infants often have intestinal microbiota dominated by bifidobacteria in contrast to
formula-fed infants. We found that several bifidobacterial strains produce a lacto-N …

Crystal structure of human β-hexosaminidase B: understanding the molecular basis of Sandhoff and Tay–Sachs disease

BL Mark, DJ Mahuran, MM Cherney, D Zhao… - Journal of molecular …, 2003 - Elsevier
In humans, two major β-hexosaminidase isoenzymes exist: Hex A and Hex B. Hex A is a
heterodimer of subunits α and β (60% identity), whereas Hex B is a homodimer of β …

Structural insights into the mechanism and inhibition of eukaryotic O‐GlcNAc hydrolysis

FV Rao, HC Dorfmueller, F Villa, M Allwood… - The EMBO …, 2006 - embopress.org
O‐linked N‐acetylglucosamine (O‐GlcNAc) modification of specific serines/threonines on
intracellular proteins in higher eukaryotes has been shown to directly regulate important …

Substrate specificity of bacterial oligosaccharyltransferase suggests a common transfer mechanism for the bacterial and eukaryotic systems

M Wacker, MF Feldman, N Callewaert… - Proceedings of the …, 2006 - National Acad Sciences
The PglB oligosaccharyltransferase (OTase) of Campylobacter jejuni can be functionally
expressed in Escherichia coli, and its relaxed oligosaccharide substrate specificity allows …

Mutational and computational analysis of the role of conserved residues in the active site of a family 18 chitinase

B Synstad, S Gåseidnes… - European Journal of …, 2004 - Wiley Online Library
Glycoside hydrolysis by retaining family 18 chitinases involves a catalytic acid (Glu) which is
part of a conserved DXDXE sequence motif that spans strand four of a (βα) 8 barrel (TIM …

Crystallographic structure of human β-hexosaminidase A: interpretation of Tay-Sachs mutations and loss of GM2 ganglioside hydrolysis

MJ Lemieux, BL Mark, MM Cherney, SG Withers… - Journal of molecular …, 2006 - Elsevier
Lysosomal β-hexosaminidase A (Hex A) is essential for the degradation of GM2
gangliosides in the central and peripheral nervous system. Accumulation of GM2 leads to …