Results 31 to 40 of about 26,595 (166)

Improving Thermostability of Chimeric Enzymes Generated by Domain Shuffling Between Two Different Original Glucoamylases

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
In order to improve enzymatic properties of glucoamylases, six recombinant genes GA1–GA6 were created by domain shuffling of glucoamylase genes GAA1 from Aspergillus niger Ld418AI and GATE from Talaromyces emersonii Ld418 TE using overlap extension PCR ...
Zhongxiu Chen   +15 more
doaj   +1 more source

Novel Thermotolerant Amylase from Bacillus licheniformis Strain LB04: Purification, Characterization and Agar-Agarose

open access: yesMicroorganisms, 2021
This study analyzed the thermostability and effect of calcium ions on the enzymatic activity of α-amylase produced by Bacillus licheniformis strain LB04 isolated from Espinazo Hot springs in Nuevo Leon, Mexico. The enzyme was immobilized by entrapment on
Anaid Silva-Salinas   +5 more
doaj   +1 more source

Overproduction of Tk-Subtilisin and Elucidation of Its Structural Thermostability Based on Molecular Dynamics Studies [PDF]

open access: yesBrazilian Archives of Biology and Technology
Background: Subtilisin from Thermococcus kodakaraensis (Tk-subtilisin) is an ideal candidate for many industrial and research processes due to its unique features. Methods: In this study, the enzyme is overproduced in E.
Nouman Rasool, Naeem Rashid
doaj   +1 more source

Thermostable and Long-Circulating Albumin-Conjugated Arthrobacter globiformis Urate Oxidase

open access: yesPharmaceutics, 2021
Urate oxidase derived from Aspergillus flavus has been investigated as a treatment for tumor lysis syndrome, hyperuricemia, and gout. However, its long-term use is limited owing to potential immunogenicity, low thermostability, and short circulation time
Byungseop Yang, Inchan Kwon
doaj   +1 more source

Parallel Strategy Increases the Thermostability and Activity of Glutamate Decarboxylase

open access: yesMolecules, 2020
Glutamate decarboxylase (GAD; EC 4.1.1.15) is a unique pyridoxal 5-phosphate (PLP)-dependent enzyme that specifically catalyzes the decarboxylation of L-glutamic acid to produce γ-aminobutyric acid (GABA), which exhibits several well-known ...
Qing-Fei Zhang   +5 more
doaj   +1 more source

Improving the Thermostability of Serine Protease PB92 from Bacillus alcalophilus via Site-Directed Mutagenesis Based on Semi-Rational Design

open access: yesFoods, 2023
Proteases have been widely employed in many industrial processes. In this work, we aimed to improve the thermostability of the serine protease PB92 from Bacillus alcalophilus to meet the high-temperature requirements of biotechnological treatments. Eight
Huabiao Miao   +4 more
doaj   +1 more source

Understanding Thermostability Factors of Barley Limit Dextrinase by Molecular Dynamics Simulations

open access: yesFrontiers in Molecular Biosciences, 2020
Limit dextrinase (LD) is the only endogenous starch-debranching enzyme in barley (Hordeum vulgare, Hv), which is the key factor affecting the production of a high degree of fermentation.
Juan Du   +7 more
doaj   +1 more source

Cryo-EM structure of a thermostable bacterial nanocompartment

open access: yesIUCrJ, 2021
Protein nanocompartments are widespread in bacteria and archaea, but their functions are not yet well understood. Here, the cryo-EM structure of a nanocompartment from the thermophilic bacterium Thermotoga maritima is reported at 2.0 Å resolution.
Timothy Wiryaman, Navtej Toor
doaj   +1 more source

Heterologous Expression and Rational Design of l-asparaginase from Rhizomucor miehei to Improve Thermostability

open access: yesBiology, 2021
l-asparaginase (EC 3.5.1.1) hydrolyzes l-asparagine to produce l-aspartate and ammonia and is widely found in microorganisms, plants, and some rodent sera. l-asparaginase used for industrial production should have good thermostability.
Xian Zhang   +8 more
doaj   +1 more source

Novel Insights into Enzymatic Thermostability: The “Short Board” Theory and Zero‐Shot Hamiltonian Model

open access: yesAdvanced Science
Understanding the mechanism underlying thermostabilization in naturally stable enzymes and enhancing the thermostability of unstable enzymes are crucial aspects in enzyme engineering.
Min Liao   +9 more
doaj   +1 more source

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