Results 41 to 50 of about 5,211 (236)

The structure of the hexameric atrazine chlorohydrolase AtzA

open access: yes, 2015
Atrazine chlorohydrolase (AtzA) was discovered and purified in the early 1990s from soil that had been exposed to the widely used herbicide atrazine. It was subsequently found that this enzyme catalyzes the first and necessary step in the breakdown of ...
Balotra, S.   +5 more
core   +1 more source

Characterization of the metallo-dependent amidohydrolases responsible for “auxiliary” leucinyl removal in the biosynthesis of 2,2′-bipyridine antibiotics

open access: yesSynthetic and Systems Biotechnology, 2017
2,2′-Bipyridine (2,2′-BiPy) is an attractive core structure present in a number of biologically active natural products, including the structurally related antibiotics caerulomycins (CAEs) and collismycins (COLs).
Ming Chen   +4 more
doaj   +1 more source

Using a nitrilase for the surface modification of acrylic fibres [PDF]

open access: yes, 2007
The surface of an acrylic fibre was modified with a commercial nitrilase (EC 3.5.5.1). The effect of fibre solvents and polyols on nitrilase catalysis efficiency and stability was investigated.
Caparrós Vásquez, Cristina Maria   +4 more
core   +1 more source

The Auxiliary Role of the Amidase Domain in Cell Wall Binding and Exolytic Activity of Staphylococcal Phage Endolysins

open access: yesViruses, 2018
In response to increasing concern over antibiotic-resistant Staphylococcus aureus, the development of novel antimicrobials has been called for, with bacteriophage endolysins having received considerable attention as alternatives to antibiotics.
Bokyung Son, Minsuk Kong, Sangryeol Ryu
doaj   +1 more source

Specificity and Mechanism of Mandelamide Hydrolase Catalysis [PDF]

open access: yes, 2017
The best-studied amidase signature (AS) enzyme is probably fatty acid amide hydrolase (FAAH). Closely related to FAAH is mandelamide hydrolase (MAH), whose substrate specificity and mechanism of catalysis are described in this paper.
Adediran, S. A.   +5 more
core   +1 more source

Genetic epilepsies with myoclonic seizures: Mechanisms and syndromes

open access: yesEpilepsia Open, EarlyView.
Abstract Genetic epilepsy with myoclonic seizures encompasses a heterogeneous spectrum of conditions, ranging from benign and self‐limiting forms to severe, progressive disorders. While their causes are diverse, a significant proportion stems from genetic abnormalities.
Antonietta Coppola   +3 more
wiley   +1 more source

Lytic activity of the virion-associated peptidoglycan hydrolase HydH5 of bacteriophage vB_SauS-phiIPLA88 [PDF]

open access: yes, 2011
Background Staphylococcus aureus is a food-borne pathogen and the most common cause of infections in hospitalized patients. The increase in the resistance of this pathogen to antibacterials has made necessary the development of
Lorena Rodríguez   +5 more
core   +1 more source

Implantable electrochemical sensors for continuous blood monitoring

open access: yesFlexMat, EarlyView.
Implantable electrochemical sensors enable direct, in situ, and continuous blood monitoring, shifting diagnosis from population‐based averages to dynamic, individualized analysis. This review systematically examines the influence of the unique blood properties on sensor design.
Kuangyi Zou   +3 more
wiley   +1 more source

Engineering of a chromogenic enzyme screening system based on an auxiliary indole‐3‐carboxylic acid monooxygenase

open access: yesMicrobiologyOpen, 2019
Here, we present a proof‐of‐principle for a new high‐throughput functional screening of metagenomic libraries for the selection of enzymes with different activities, predetermined by the substrate being used. By this approach, a total of 21 enzyme‐coding
Vida Časaitė   +9 more
doaj   +1 more source

Thiazoline-Specific Amidohydrolase PurAH Is the Gatekeeper of Bottromycin Biosynthesis [PDF]

open access: yesJournal of the American Chemical Society, 2019
The ribosomally synthesized and post-translationally modified peptide (RiPP) bottromycin A2 possesses potent antimicrobial activity. Its biosynthesis involves the enzymatic formation of a macroamidine, a process previously suggested to require the concerted efforts of a YcaO enzyme (PurCD) and an amidohydrolase (PurAH) in vivo. In vitro, PurCD alone is
Asfandyar Sikandar   +4 more
openaire   +2 more sources

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