α-Glucosidases and α-1, 4-glucan lyases: structures, functions, and physiological actions

M Okuyama, W Saburi, H Mori, A Kimura - Cellular and Molecular Life …, 2016 - Springer
Abstract α-Glucosidases (AGases) and α-1, 4-glucan lyases (GLases) catalyze the
degradation of α-glucosidic linkages at the non-reducing ends of substrates to release α …

[HTML][HTML] The successful synthesis of industrial isomaltooligosaccharides lies in the use of transglycosylating α-glucosidases: A review

S Kumar, T Tissopi, S Mutturi - Carbohydrate Polymer Technologies and …, 2023 - Elsevier
Consumption of oligosaccharides which can evade host digestive enzymes but can be
selectively taken-up by populations of bacteria native to the host colon in situ, improves the …

Structure-function analysis of human sucrase-isomaltase identifies key residues required for catalytic activity

B Gericke, N Schecker, M Amiri, HY Naim - Journal of Biological Chemistry, 2017 - ASBMB
Sucrase-isomaltase (SI) is an intestinal membrane-associated α-glucosidase that breaks
down di-and oligosaccharides to absorbable monosaccharides. SI has two homologous …

Manipulation of an α-glucosidase in the industrial glucoamylase-producing Aspergillus niger strain O1 to decrease non-fermentable sugars production and increase …

W Guo, D Liu, J Li, W Sun, T Sun, X Wang… - Frontiers in …, 2022 - frontiersin.org
Dextrose equivalent of glucose from starch hydrolysis is a critical index for starch-hydrolysis
industry. Improving glucose yield and decreasing the non]-fermentable sugars which caused …

Novel α-1,3/α-1,4-Glucosidase from Aspergillus niger Exhibits Unique Transglucosylation to Generate High Levels of Nigerose and Kojibiose

M Ma, M Okuyama, T Tagami, A Kikuchi… - Journal of agricultural …, 2019 - ACS Publications
α-Glucosidase from Aspergillus niger (AgdA; typical α-1, 4-glucosidase) is known to
industrially produce α-(1→ 6)-glucooligosaccharides. This fungus also has another α …

Structural basis for proteolytic processing of Aspergillus sojae α-glucosidase L with strong transglucosylation activity

Y Ding, A Oyagi, Y Miyasaka, T Kozono… - Journal of Structural …, 2022 - Elsevier
An α-glucosidase from Aspergillus sojae, AsojAgdL, exhibits strong transglucosylation
activity to produce α-1, 6-glucosidic linkages. The most remarkable structural feature of …

Synthesis of Isomaltooligosaccharides by Saccharomyces cerevisiae Cells Expressing Aspergillus niger α-Glucosidase

M Casa-Villegas, J Marín-Navarro, J Polaina - ACS omega, 2017 - ACS Publications
The α-glucosidase encoded by the aglA gene of Aspergillus niger is a secreted enzyme
belonging to family 31 of glycoside hydrolases. This enzyme has a retaining mechanism of …

Amylases and related glycoside hydrolases with transglycosylation activity used for the production of isomaltooligosaccharides

M Casa-Villegas, J Marín-Navarro, J Polaina - Amylase, 2018 - degruyter.com
Isomaltooligosaccharides (IMOS) are sugars with health promoting properties that make
them relevant for the pharmaceutical and food industries. IMOS have ample chemical …

Biochemical characterization of glycoside hydrolase family 31 α-glucosidases from Myceliophthora thermophila for α-glucooligosaccharide synthesis

Y Fang, M Dong, SS van Leeuwen, L Dijkhuizen… - International Journal of …, 2023 - Elsevier
The transglucosidase activity of GH31 α-glucosidases is employed to catalyze the synthesis
of prebiotic isomaltooligosaccharides (IMOs) using the malt syrup prepared from starch as …

Insights into the transglucosylation activity of α-glucosidase from Schwanniomyces occidentalis

Z Merdzo, E Narmontaite, JL Gonzalez-Alfonso… - Applied Microbiology …, 2024 - Springer
The α-glucosidase from Schwanniomyces occidentalis (GAM1p) was expressed in
Komagataella phaffii to about 70 mg/L, and its transferase activity studied in detail. Several …