Results 101 to 110 of about 21,587 (210)

Pseudotetraivprolides from Pseudomonas entomophila Provide Insights into the Biosynthesis of Detoxin/Rimosamide‐Like Anti‐Antibiotics

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 4, 22 January 2026.
Pseudotetraivprolide is a new player among the Detoxin/Rimosamide‐like natural products! Its biosynthesis requires FabD from primary metabolism and a PipDFG complex for final‐step acetylation – unlocking its anti‐antibotic activity. Abstract Novel variants of known natural product (NP) classes can provide valuable insights into their biosynthesis ...
Edna Bode   +13 more
wiley   +1 more source

Total Syntheses of Cathepsin D Inhibitory Izenamides A, B, and C and Structural Confirmation of Izenamide B

open access: yesMolecules, 2019
The first total syntheses of izenamides A, B, and C, which are depsipeptides inhibitor of cathepsin D, were accomplished. In addition, the stereochemistry of izenamide B was confirmed by our syntheses.
Changjin Lim
doaj   +1 more source

Stereochemical Dissection of the Strobilurin PKS Reveals the Complex Biosynthetic Logic of Iterative EZE Triene Construction

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 4, 22 January 2026.
The strobilurin iterative PKS assembles a remarkable EZE triene by varying its stereoselectivity during synthesis. Stereoselective 2R‐methylation of the triketide intermediate by the C‐terminal C‐methyltransferase domain induces the KR and DH domains to invert their native stereoselectivities and produce a Z‐configured intermediate.
Maurice Hauser   +5 more
wiley   +1 more source

The biofilm matrix of Pseudomonas sp. OX1 grown on phenol is mainly constituted by alginate oligosaccharides [PDF]

open access: yes, 2006
The structure of the major constituent of the biofilm matrix produced by Pseudomonas sp. OX1, when grown on phenol as the sole carbon source is described.
ALFIERI, FABIANA   +6 more
core   +1 more source

(-)-Catechin in Cocoa and Chocolate: Occurence and Analysis of an Atypical Flavan-3-ol Enantiomer

open access: yesMolecules, 2007
Cocoa contains high levels of different flavonoids. In the present study, the enantioseparation of catechin and epicatechin in cocoa and cocoa products by chiral capillary electrophoresis (CCE) was performed.
Rudolf Galensa   +2 more
doaj   +1 more source

Application of a Catalytic Asymmetric Povarov Reaction using Chiral Ureas to the Synthesis of a Tetrahydroquinoline Library [PDF]

open access: yes, 2014
A 2328-membered library of 2,3,4-trisubstituted tetrahydroquinolines was produced using a combination of solution- and solid-phase synthesis techniques.
Akella, Lakshmi B.   +7 more
core   +1 more source

Synthesis and Thermotropic Phase Behavior of Four Glycoglycerolipids

open access: yesMolecules, 2013
Four glycoglycerolipids with different head groups have been synthesized and their physicochemical properties studied. The lengths of the head groups from a mono-saccharide to a trisaccharide, in addition to the anomeric stereochemistry for the smaller ...
Marité Cárdenas   +5 more
doaj   +1 more source

A highly diastereoselective chloride-mediated dynamic kinetic resolution at phosphorus on-route to a key intermediate in the synthesis of GSK2248761A [PDF]

open access: yes, 2018
A highly diastereoselective chloride-mediated dynamic kinetic resolution at phosphorus has been developed to access a key intermediate in the synthesis of GSK2248761A. This procedure utilises a soluble chloride source and a cheap readily available chiral
Alexandre, François-René   +7 more
core   +1 more source

Garner’s aldehyde as a versatile intermediate in the synthesis of enantiopure natural products

open access: yesBeilstein Journal of Organic Chemistry, 2013
Since its introduction to the synthetic community in 1984, Garner’s aldehyde has gained substantial attention as a chiral intermediate for the synthesis of numerous amino alcohol derivatives.
Mikko Passiniemi, Ari M.P. Koskinen
doaj   +1 more source

Fengycin or plipastatin? A confusing question in Bacilli

open access: yesBioTechnologia, 2019
According to most of the related literature published since their discovery in 1986, fengycin and plipastatin are very related molecules. These are lipodecapeptides encoded by operons of five synthetase genes.
Walaa Hussein
doaj   +1 more source

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