Results 31 to 40 of about 4,001 (176)

Acetyl Xylan Esterase Axe1 (T. reesei, Carbohydrate Esterase Family 5) Supplemented to a (Hemi)cellulolytic Preparation Enhances Degradation of Recalcitrant Corn Silage Polysaccharides

open access: yesChemical Engineering Transactions, 2014
The increase in hydrolytic activity towards corn silage water unextractable solids by supplementation of acetyl xylan esterase 1 (T. reesei, TrAxe1), belonging to carbohydrate esterase (CE) family 5, to an A. niger / T.
K. Neumuller   +3 more
doaj   +1 more source

Multimodular fused acetyl–feruloyl esterases from soil and gut Bacteroidetes improve xylanase depolymerization of recalcitrant biomass

open access: yesBiotechnology for Biofuels, 2020
Background Plant biomass is an abundant and renewable carbon source that is recalcitrant towards both chemical and biochemical degradation. Xylan is the second most abundant polysaccharide in biomass after cellulose, and it possesses a variety of ...
Cathleen Kmezik   +4 more
doaj   +1 more source

The Role of Clt1-Regulated Xylan Metabolism in Melanin and Toxin Formation for the Pathogenicity of Curvularia lunata in Maize

open access: yesMolecular Plant-Microbe Interactions, 2021
We previously reported that the BTB (brica-brac, tramtrack, and broad) domain-containing protein Clt1 regulates melanin and toxin synthesis, conidiation, and pathogenicity in Curvularia lunata, but the interacting proteins and regulative mechanism of ...
Jinxin Gao, Jie Chen
doaj   +1 more source

Esterase EstK from Pseudomonas putida mt-2 : an enantioselective acetylesterase with activity for deacetylation of xylan and poly(vinylacetate) [PDF]

open access: yes, 2017
An extracellular esterase gene estK was identified in Pseudomonas putida mt-2, and was overexpressed to high levels in Escherichia coli. The recombinant EstK enzyme was purified and characterised kinetically against p-nitrophenyl ester and other aryl ...
Bugg, Tim   +4 more
core   +1 more source

Characterization of Heterologously Expressed Acetyl Xylan Esterase1 Isolated from the Anaerobic Rumen Fungus PMA02 [PDF]

open access: yesAsian-Australasian Journal of Animal Sciences, 2016
Acetyl xylan esterase (AXE), which hydrolyzes the ester linkages of the naturally acetylated xylan and thus known to have an important role for hemicellulose degradation, was isolated from the anaerobic rumen fungus Neocallimastix frontatlis PMA02 ...
Mi Kwon   +4 more
doaj   +1 more source

Transcriptome analysis of Aspergillus niger xlnR and xkiA mutants grown on corn Stover and soybean hulls reveals a highly complex regulatory network. [PDF]

open access: yes, 2019
BACKGROUND:Enzymatic plant biomass degradation by fungi is a highly complex process and one of the leading challenges in developing a biobased economy. Some industrial fungi (e.g.
Aguilar Pontes, Maria-Victoria   +12 more
core   +2 more sources

Acetyl xylan esterases in fungal cellulolytic systems

open access: yesFEBS Letters, 1985
Xylan of several tree and other plant species is acetylated, and the enzymology of its degradation is unknown. The present study shows that enzymes liberating acetic acid from an acetylated xylan occur in several fungal cellulolytic systems. Consequently, an additional step will have to be considered in current concepts for the degradation of ...
Biely, P., Puls, J., Schneider, H.
openaire   +2 more sources

A New Functional Classification of Glucuronoyl Esterases by Peptide Pattern Recognition [PDF]

open access: yes, 2017
Glucuronoyl esterases are a novel type of enzymes believed to catalyze the hydrolysis of ester linkages between lignin and glucuronoxylan in lignocellulosic biomass, linkages known as lignin carbohydrate complexes.
Busk, Peter Kamp   +4 more
core   +3 more sources

Recombinant acetylxylan esterase of Halalkalibacterium halodurans NAH-Egypt: molecular and biochemical study

open access: yesAMB Express, 2022
Acetylxylan esterase plays a crucial role in xylan hydrolysis as the acetyl side-groups restrict endoxylanase action by stearic hindrance. In this study, an acetylxylan esterase (AXE-HAS10: 960 bp & 319 a.a) putative ORF from Halalkalibacterium ...
Amira M. Embaby, Hoda E. Mahmoud
doaj   +1 more source

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