Results 91 to 100 of about 23,262 (184)

Computational structural enzymology methodologies for the study and engineering of fatty acid synthases, polyketide synthases and nonribosomal peptide synthetases [PDF]

open access: yes, 2019
Various computational methodologies can be applied to enzymological studies on enzymes in the fatty acid, polyketide, and non-ribosomal peptide biosynthetic pathways. These multi-domain complexes are called fatty acid synthases, polyketide synthases, and
Schaub, Andrew J   +11 more
core   +1 more source

Reprogramming of the Aurantinin Polyketide Assembly Line to Synthesize Auritriacids by Excising an Atypical Enoyl‐CoA Hydratase Domain

open access: yesAdvanced Science
Modular polyketide synthases (PKSs) are capable of synthesizing diverse natural products with fascinating bioactivities. Canonical enoyl‐CoA hydratases (ECHs) are components of the β‐branching cassette that modifies the polyketide chain by adding a β ...
Dacheng Wang   +5 more
doaj   +1 more source

Caffeylpyruvate hydrolase from the bioluminescent fungus Neonothopanus gardneri is the key recycling enzyme in the fungal bioluminescence pathway

open access: yesThe FEBS Journal, EarlyView.
Caffeic acid is a central metabolite in the fungal bioluminescence pathway. We identified and characterized caffeylpyruvate hydrolase from Neonothopanus gardneri (ngarCPH) and demonstrate its ability to hydrolyze fungal oxyluciferin into caffeic and pyruvic acids, confirming a complete and self‐sustained fungal bioluminescence cycle.
Caio K. Zamuner   +8 more
wiley   +1 more source

Overlooked components of lipid metabolism: Odd‐chain polyunsaturated fatty acids in photosynthetic microorganisms

open access: yesJournal of Phycology, EarlyView.
Abstract This mini‐review examines odd‐carbon polyunsaturated fatty acids (odd‐PUFAs), a rare but biologically significant group of fatty acids in photosynthetic microorganisms. Odd‐PUFAs are straight‐chain fatty acids containing an odd number of carbon atoms and two or more methylene‐interrupted double bonds. They typically account for less than 1% of
Linda Nedbalová   +2 more
wiley   +1 more source

Polyketide synthases as a platform for chemical product design

open access: yes, 2018
To reduce the effects of greenhouse gas emissions on climate change, scientific efforts have sought to develop biofuels and bio-based commodity chemicals as petrochemical replacements primarily for their environmental benefits.
Keasling, Jay D.   +3 more
core   +1 more source

Evidence for an iterative module in chain elongation on the azalomycin polyketide synthase

open access: yesBeilstein Journal of Organic Chemistry, 2016
The assembly-line synthases that produce bacterial polyketide natural products follow a modular paradigm in which each round of chain extension is catalysed by a different set or module of enzymes.
Hui Hong   +5 more
doaj   +1 more source

Draft genome sequence of a human-associated isolate of Haloferax alexandrinus strain Arc-hr, an extremely halophilic archaea

open access: yesNew Microbes and New Infections, 2017
We report the draft genome sequence of Haloferax alexandrinus strain Arc-hr (CSUR P798), isolated from the human gut of a 10-year-old Amazonian individual. Its 3 893 626 bp genome exhibits a 66.00% GC content.
S. Khelaifia   +3 more
doaj   +1 more source

Deciphering Role of Endophytes in Plant Defences and Biotic Stress Resilience Across Families

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Plant families generate distinct repertoires of specialised metabolites that govern their biotic interactions. Endophytes strengthen host plant defence mechanisms and tolerance to biotic challenges by upregulating metabolite biosynthesis, modifying precursor compounds into more potent forms, or by directly synthesising analogous defence ...
S. Aneeqa Noor   +4 more
wiley   +1 more source

Correction: Uncovering the structures of modular polyketide synthases

open access: yes, 2017
Correction for ‘Uncovering the structures of modular polyketide synthases’ by Kira J. Weissman, Nat. Prod. Rep., 2015, 32, 436–453.
Kira J. Weissman
core   +1 more source

Detection of Mycolactone A/B in Mycobacterium ulcerans-Infected Human Tissue. [PDF]

open access: yes, 2010
BACKGROUND: Mycobacterium ulcerans disease (Buruli ulcer) is a neglected tropical disease common amongst children in rural West Africa. Animal experiments have shown that tissue destruction is caused by a toxin called mycolactone.
Engy A. Mahrous   +32 more
core   +1 more source

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