Results 31 to 40 of about 42,850 (196)

Cytotoxic Secondary Metabolites Isolated from the Marine Alga-Associated Fungus Penicillium chrysogenum LD-201810

open access: yesMarine Drugs, 2020
A new pentaketide derivative, penilactonol A (1), and two new hydroxyphenylacetic acid derivatives, (2’R)-stachyline B (2) and (2’R)-westerdijkin A (3), together with five known metabolites, bisabolane-type sesquiterpenoids 4–6 and meroterpenoids 7 and 8,
Lin-Lin Jiang   +9 more
doaj   +1 more source

Cellular compartmentalization of secondary metabolism

open access: yesFrontiers in Microbiology, 2015
Fungal secondary metabolism is often considered apart from the essential housekeeping functions of the cell. However, there are clear links between fundamental cellular metabolism and the biochemical pathways leading to secondary metabolite synthesis ...
H. Corby eKistler, Karen eBroz
doaj   +1 more source

Offloading Role of a Discrete Thioesterase in Type II Polyketide Biosynthesis

open access: yesmBio, 2020
Type II polyketides are a group of secondary metabolites with various biological activities. In nature, biosynthesis of type II polyketides involves multiple enzymatic steps whereby key enzymes, including ketoacyl-synthase (KSα), chain length factor (KSβ)
Kangmin Hua   +7 more
doaj   +1 more source

Manipulating polyketide stereochemistry by exchange of polyketide synthase modules

open access: yesChemical Communications, 2020
Exchange of polyketide synthase (PKS) modules by genetic engineering leads to efficient modification of polyketide stereochemistry.
Massicard, Jean-Malo   +3 more
openaire   +4 more sources

Natural and semisynthetic analogues of manadoperoxide B reveal new structural requirements for trypanocidal activity [PDF]

open access: yes, 2013
Chemical analysis of the Indonesian sponge Plakortis cfr. lita afforded two new analogues of the potent trypanocidal agent manadoperoxide B (1), namely 12-isomanadoperoxide B (2) and manadoperoxidic acid B (3).
Calcinai, Barbara   +24 more
core   +1 more source

The role of the phosphopantetheinyltransferase enzyme, PswP, in the biosynthesis of antimicrobial secondary metabolites by Serratia marcescens Db10 [PDF]

open access: yes, 2014
Phosphopantetheinyl transferase (PPTase) enzymes fulfil essential roles in primary and secondary metabolism in prokaryotes, archaea and eukaryotes. PPTase enzymes catalyse the essential modification of the carrier protein domain of fatty acid synthases ...
Gerc, Amy J.   +2 more
core   +1 more source

Antibacterial and Antifungal Compounds from Marine Fungi

open access: yesMarine Drugs, 2015
This paper reviews 116 new compounds with antifungal or antibacterial activities as well as 169 other known antimicrobial compounds, with a specific focus on January 2010 through March 2015.
Lijian Xu   +5 more
doaj   +1 more source

Structure-activity relationship studies on the macrolide exotoxin mycolactone of Mycobacterium ulcerans [PDF]

open access: yes, 2013
BACKGROUND: Mycolactones are a family of polyketide-derived macrolide exotoxins produced by Mycobacterium ulcerans, the causative agent of the chronic necrotizing skin disease Buruli ulcer.
Gerd Pluschke   +27 more
core   +2 more sources

Polyketide Synthase and Nonribosomal Peptide Synthetase Gene Clusters in Type Strains of the Genus Phytohabitans

open access: yesLife, 2020
(1) Background: Phytohabitans is a recently established genus belonging to rare actinomycetes. It has been unclear if its members have the capacity to synthesize diverse secondary metabolites.
Hisayuki Komaki, Tomohiko Tamura
doaj   +1 more source

Effect of the Marine Polyketide Plocabulin on Tumor Progression

open access: yesMarine Drugs, 2022
Marine sponges represent one of the richest sources of natural marine compounds with anticancer potential. Plocabulin (PM060184), a polyketide originally isolated from the sponge Lithoplocamia lithistoides, elicits its main anticancer properties binding ...
Eleonora Turrini   +2 more
doaj   +1 more source

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