Structural Snapshots of α‐1, 3‐Galactosyltransferase with Native Substrates: Insight into the Catalytic Mechanism of Retaining Glycosyltransferases

D Albesa‐Jové, MÁ Sainz‐Polo, A Marina… - Angewandte …, 2017 - Wiley Online Library
Glycosyltransferases (GTs) are a key family of enzymes that catalyze the synthesis of
glycosidic bonds in all living organisms. The reaction involves the transfer of a glycosyl …

Substrate-assisted and nucleophilically assisted catalysis in bovine α1, 3-galactosyltransferase. Mechanistic implications for retaining glycosyltransferases

H Gomez, JM Lluch, L Masgrau - Journal of the American …, 2013 - ACS Publications
Glycosyltransferases (GTs) are responsible for the biosynthesis of glycans, the most
abundant organic molecules in nature. Their biological relevance makes necessary the …

Intermediate trapping on a mutant retaining α-galactosyltransferase identifies an unexpected aspartate residue

LL Lairson, CPC Chiu, HD Ly, S He… - Journal of Biological …, 2004 - ASBMB
Lipopolysaccharyl-α-1, 4-galactosyltransferase C (LgtC), a glycosyltransferase family 8 α-1,
4-galactosyltransferase from Neisseria meningitidis, catalyzes the transfer of galactose from …

Structural basis for the synthesis of the core 1 structure by C1GalT1

AM González-Ramírez, AS Grosso, Z Yang… - Nature …, 2022 - nature.com
C1GalT1 is an essential inverting glycosyltransferase responsible for synthesizing the core 1
structure, a common precursor for mucin-type O-glycans found in many glycoproteins. To …

Letter to the Glyco-Forum: Catalytic domains of glycosyltransferases with 'add-on'domains

PK Qasba, B Ramakrishnan - Glycobiology, 2007 - academic.oup.com
Glycosyltransferases (GTs) belong to a large family of enzymes that are involved in the
synthesis of oligosaccharide moieties of glycoproteins, glycolipids, and proteoglycans and …

Galactosyltransferases: a structural overview of their function and reaction mechanisms

LN Gastinel - Trends in Glycoscience and Glycotechnology, 2001 - jstage.jst.go.jp
抄録 ガラクトース転移酵素は糖転移酵素のファミリーの中で最も代表的なものである.
ガラクトース転移酵素は UDP-α-D-ガラクトースを供与体としてガラクトースを糖タンパク質 …

Strategy for the fine characterization of glycosyltransferase specificity using isotopomer assembly

H Ito, A Kameyama, T Sato, M Sukegawa, HK Ishida… - Nature …, 2007 - nature.com
Glycosylation, which represents the most complex posttranslational modification (PTM)
event during protein maturation, has a vital role in biological processes. Glycan biosynthesis …

QM/MM studies reveal how substrate–substrate and enzyme–substrate interactions modulate retaining glycosyltransferases catalysis and mechanism

H Gómez, F Mendoza, JM Lluch, L Masgrau - Advances in protein …, 2015 - Elsevier
Glycosyltransferases (GTs) catalyze the biosynthesis of glycosidic linkages by transferring a
monosaccharide from a nucleotide sugar donor to an acceptor substrate, and they do that …

Chemical rescue of α3-galactosyltransferase. Implications in the mechanism of retaining glycosyltransferases

A Monegal, A Planas - Journal of the American Chemical Society, 2006 - ACS Publications
The mechanism of retaining glycosyltransferases is still poorly understood and the subject of
current debate. Both double displacement and front side single displacement (SNi) …

Structure-based design of β1, 4-galactosyltransferase I (β4Gal-T1) with equally efficient N-acetylgalactosaminyltransferase activity: point mutation broadens β4Gal-T1 …

B Ramakrishnan, PK Qasba - Journal of Biological Chemistry, 2002 - ASBMB
β1, 4-Galactosyltransferase I (Gal-T1) normally transfers Gal from UDP-Gal to GlcNAc in the
presence of Mn 2+ ion. In the presence of α-lactalbumin (LA), the Gal acceptor specificity is …