Results 101 to 110 of about 308,164 (234)

Pangenome Analysis of the Plant Pathogen Pseudomonas syringae Reveals Unique Natural Products for Niche Adaptation

open access: yesAngewandte Chemie, EarlyView.
A pangenome analysis of the plant pathogen Pseudomonas syringae reveals two novel natural product families that facilitate niche adaptation. Comprehensive genomic and chemical analyses uncover unique biosynthetic gene clusters linked to host specificity and environmental fitness.
Shuaibing Zhang   +7 more
wiley   +2 more sources

Association Between Vascular NOTCH3 Aggregation and Disease Severity in a CADASIL Cohort – Implications for NOTCH3 Variant‐Specific Disease Prediction

open access: yesAnnals of Neurology, EarlyView.
Objective Vascular NOTCH3 protein ectodomain aggregation is a pathological hallmark of cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy (CADASIL), a monogenic small vessel disease typically caused by cysteine‐altering variants in NOTCH3.
Minne N. Cerfontaine   +10 more
wiley   +1 more source

An Artificial Metal‐Free Peroxidase Designed Using a Ferritin Cage for Bioinspired Catalysis

open access: yesAngewandte Chemie, EarlyView.
Designing artificial enzymes remains challenging due to the need for precise active site control. Here, we present a simple strategy to create metal‐free artificial enzymes by engineering Histidine clusters inside a ferritin cage. The resulting catalyst mimics peroxidase activity, and its stable cage structure offers new insights into supramolecular ...
Jiaxin Tian   +4 more
wiley   +2 more sources

Structural Basis of Sequential Enantioselective Epoxidation by a Flavin‐Dependent Monooxygenase in Lasalocid A Biosynthesis

open access: yesAngewandte Chemie, EarlyView.
Lsd18 is a flavin‐dependent monooxygenase from Streptomyces lasalocidi that performs two enantioselective epoxidations during lasalocid A biosynthesis. X‐ray crystal structures of Lsd18 bound to a substrate and product analogue illuminate how this enzyme performs multiple epoxidations on the same substrate molecule and how it controls stereoselectivity.
Qian Wang   +12 more
wiley   +2 more sources

Unlocking Lactonase Enzymes as Biocatalysts for the Deracemisation of Chiral γ‐Thiolactones

open access: yesAngewandte Chemie, EarlyView.
The application of lactonase enzymes as biocatalysts still remains underexplored. This study discloses the biocatalytic activity of two lactonases in the deracemisation of chiral C3‐substituted‐γ‐thiolactones. The biocatalyst GcL catalyses the enzymatic kinetic resolution (EKR) of C3‐amide‐thiolactones, while the rationally engineered biocatalyst N9 ...
Jingyue Wu   +7 more
wiley   +2 more sources

High‐Pressure Synthesis of Ultra‐Incompressible Beryllium Tungsten Nitride Pernitride BeW10N14(N2)

open access: yesAngewandte Chemie, EarlyView.
The first ternary transition metal pernitride was synthesized in a high‐temperature high‐pressure approach starting from W2Be4N5. The structure features not only the rare structural motif of BeN6 octahedra but also dinitrogen anions. DFT calculations reveal ultra‐incompressible and metallic behavior of the new compound.
Georg Krach   +7 more
wiley   +2 more sources

Cooperative Photometallobiocatalysis: Nonheme Fe Enzyme‐Catalyzed Enantioconvergent Radical Decarboxylative Azidation, Thiocyanation, and Isocyanation of Redox‐Active Esters

open access: yesAngewandte Chemie, EarlyView.
Through the directed evolution of an underexploited nonheme Fe extradiol dioxygenase, we developed a unified cooperative photobiocatalytic strategy to allow for three types of enantioconvergent radical transformations, including azidation, thiocyanation, and isocyanation.
Liu‐Peng Zhao   +8 more
wiley   +2 more sources

Biochemical Studies of a Cyanobacterial Halogenase Support the Involvement of a Dimetal Cofactor. [PDF]

open access: yesBiochemistry
Wang ML   +5 more
europepmc   +1 more source

Taxonomy of Chemical Bondings: Opportunities and Challenges

open access: yesAngewandte Chemie, EarlyView.
The recent focus on supramolecular and nanosized systems produced a major increase in the types of observed noncovalent interactions and in the diversity of terms used to designate them. A hierarchical categorization (taxonomy) of terms used to designate electrophile···nucleophile interactions is proposed here.
Andrea Pizzi   +5 more
wiley   +2 more sources

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