Strategic innovation in the total synthesis of complex natural products using gold catalysis.

abstract：:This review covers the structure and function of heparin and heparan sulfate glycosaminoglycans. Their chemical structures are discussed, including recently developed methods for sequencing picomole to nanomole quantities of heparin- and heparan sulfate-derived oligosaccharides. The biosynthesis of heparin and heparan...

journal_title：Natural product reports

authors： Rabenstein DL

更新日期：2002-06-01 00:00:00

abstract：:Venomous marine cone snails harbour a variety of small disulfide-rich peptides called conotoxins, which target a broad range of ion channels, membrane receptors, and transporters. More than 700 species of Conus are thought to exist, each expressing a wide array of different peptides. Within this large repertoire of to...

journal_title：Natural product reports

authors： Halai R,Craik DJ

更新日期：2009-04-01 00:00:00

abstract：:Oligo-, polysaccharides, and glycoconjugates are a relevant part of the bioactive components of the natural products exploited in therapeutics, diagnostics, food additives, and biomaterials. Glycans are directly involved in important biological processes, such as immunostimulation, anti-inflammatory, antioxidant, and ...

journal_title：Natural product reports

authors： Cobucci-Ponzano B,Moracci M

更新日期：2012-06-01 00:00:00

abstract：:Phytotoxic compounds produced by plant pathogens are often crucial determinants of plant disease. Knowledge of them provides insights into disease syndromes and may be exploited by conventional breeding and biotechnology to obtain resistant crops. ...

journal_title：Natural product reports

authors： Strange RN

更新日期：2007-02-01 00:00:00

abstract：:The aim of the present review is to summarise the knowledge about newly isolated acetogenins (ACGs) in the last six years. It will also report the total syntheses that have allowed either the confirmation or the revision of some structures, together with the biological activities and mechanism of action of such intere...

journal_title：Natural product reports

authors： Bermejo A,Figadere B,Zafra-Polo MC,Barrachina I,Estornell E,Cortes D

更新日期：2005-04-01 00:00:00

abstract：:In the search for new drugs and natural remedies, medicinal plants or herbs used in folk and traditional medicines are promising candidates. For the naturally rare and slowly growing plant species, plant tissue culture in bioreactors provides a cost-effective, sustainable and well-controlled means for mass production ...

journal_title：Natural product reports

authors： Zhou LG,Wu JY

更新日期：2006-10-01 00:00:00

abstract：:In the recent past, macromolecular crystallography has gone through substantial methodological and technological development. The purpose of this review is to provide a general overview of structural biology and its impact on enzyme structure/function analysis and illustrate how it is modifying the focus of research r...

journal_title：Natural product reports

authors： Panjikar S,Stoeckigt J,O'Connor S,Warzecha H

更新日期：2012-10-01 00:00:00

abstract：:Covering: July 2012 to December 2019Over the last seven years, expanding research efforts focused on sesterterpenoids has led to the isolation, identification, and characterization of numerous structurally novel and biologically active sesterterpenoids. These newly reported sesterterpenoids provide diverse structures ...

journal_title：Natural product reports

authors： Li K,Gustafson KR

更新日期：2020-12-22 00:00:00

abstract：:Natural products and their derivatives are mainstays of our antibiotic drugs, but they are increasingly in peril. The combination of widespread multidrug resistance in once susceptible bacterial pathogens, disenchantment with natural products as sources of new drugs, lack of success using synthetic compounds and targe...

journal_title：Natural product reports

authors： Wright GD

更新日期：2017-07-01 00:00:00

abstract：:The cyclic depsipeptide largazole from a cyanobacterium of the genus Symploca is a marine natural product with a novel chemical scaffold and potently inhibits class I histone deacetylases (HDACs). Largazole possesses highly differential growth-inhibitory activity, preferentially targeting transformed over non-transfor...

journal_title：Natural product reports

authors： Hong J,Luesch H

更新日期：2012-04-01 00:00:00

abstract：:Covering: 1947-early 2017, particularly from 2005-early 2017The rise of bacterial pathogens with acquired resistance to almost all available antibiotics is becoming a serious public health issue. Polymyxins, antibiotics that were mostly abandoned a few decades ago because of toxicity concerns, are ultimately considere...

journal_title：Natural product reports

authors： Rabanal F,Cajal Y

更新日期：2017-07-06 00:00:00

abstract：:Covering: up to 2018 β-Lactones are strained rings that are useful organic synthons and pharmaceutical warheads. Over 30 core scaffolds of β-lactone natural products have been described to date, many with potent bioactivity against bacteria, fungi, or human cancer cell lines. β-Lactone natural products are chemically ...

journal_title：Natural product reports

authors： Robinson SL,Christenson JK,Wackett LP

更新日期：2019-03-20 00:00:00

abstract：:This review covers the isolation and structure determination of triterpenoids reported during 2012 including squalene derivatives, lanostanes, holostanes, cycloartanes, cucurbitanes, dammaranes, euphanes, tirucallanes, tetranortriterpenoids, quassinoids, lupanes, oleananes, friedelanes, ursanes, hopanes, serratanes, i...

journal_title：Natural product reports

authors： Hill RA,Connolly JD

更新日期：2015-02-01 00:00:00

abstract：:Antibiotics are a therapeutic class that, once deployed, select for resistant bacterial pathogens and so shorten their useful life cycles. As a consequence new versions of antibiotics are constantly needed. Among the antibiotic natural products, morphed peptide scaffolds, converting conformationally mobile, short-live...

journal_title：Natural product reports

authors： Walsh CT

更新日期：2017-07-01 00:00:00

abstract：:Covering: Early 2008 until the end of 2019Microorganisms which survive (extreme-tolerant) or even prefer (extremophilic) living at the limits of pH, temperature, salinity and pressure found on earth have proven to be a rich source of novel structures. In this update we summarise the wide variety of new molecules which...

journal_title：Natural product reports

authors： Wilson ZE,Brimble MA

更新日期：2020-07-16 00:00:00

abstract：:The article reviews the progress in the chemistry of the steroids that was published between January and December, 2001. The reactions and partial syntheses of estrogens, androgens, pregnanes, cholic acid derivatives, cholestanes and vitamin D analogues are covered. There are 184 references. ...

journal_title：Natural product reports

authors： Hanson JR

更新日期：2003-06-01 00:00:00

abstract：:This review discusses the biosynthesis of natural products that are generated by trans-AT polyketide synthases, a family of catalytically versatile enzymes that represents one of the major group of proteins involved in the production of bioactive polyketides. The article includes 609 references and covers the literatu...

journal_title：Natural product reports

authors： Helfrich EJ,Piel J

更新日期：2016-02-01 00:00:00

abstract：:Covering: up to 2018 Ovothiols are sulfur-containing natural products biosynthesized by marine invertebrates, microalgae, and bacteria. These compounds are characterized by unique chemical properties suggestive of numerous cellular functions. For example, ovothiols may be cytoprotectants against oxidative stress, serv...

journal_title：Natural product reports

authors： Castellano I,Seebeck FP

更新日期：2018-12-12 00:00:00

abstract：:Covering: up to early 2018 The Nonribosomal Peptide Synthetases (NRPSs) and Polyketide Synthases (PKSs) are families of modular enzymes that produce a tremendous diversity of natural products, with antibacterial, antifungal, immunosuppressive, and anticancer activities. Both enzymes utilize a fascinating modular archi...

journal_title：Natural product reports

authors： Gulick AM,Aldrich CC

更新日期：2018-11-14 00:00:00

abstract：:Covering: up to the end of 2018 Piperazic acid is a cyclic hydrazine and a non-proteinogenic amino acid found in diverse non-ribosomal peptide (NRP) and hybrid NRP-polyketide (PK) structures. Piperazic acid was first identified as a residue in the monamycins in 1959. Since then, the piperazic acid residue has been fou...

journal_title：Natural product reports

authors： Morgan KD,Andersen RJ,Ryan KS

更新日期：2019-12-11 00:00:00

abstract：:This review covers the literature on simple indole alkaloids and those with a nonrearranged monoterpenoid unit from the beginning of 2012 up to the end of 2013, which includes newly isolated alkaloids, structure determinations, total syntheses and biological activities. ...

journal_title：Natural product reports

authors： Ishikura M,Abe T,Choshi T,Hibino S

更新日期：2015-09-23 00:00:00

abstract：:Covering: up to January 2017Cytochrome P450 enzymes (P450s) are some of the most exquisite and versatile biocatalysts found in nature. In addition to their well-known roles in steroid biosynthesis and drug metabolism in humans, P450s are key players in natural product biosynthetic pathways. Natural products, the most ...

journal_title：Natural product reports

authors： Rudolf JD,Chang CY,Ma M,Shen B

更新日期：2017-08-30 00:00:00

abstract：:Covering: up to June 2018 Understanding the biosynthetic mechanisms that generate the astounding structural complexity and variety of fungal secondary metabolites (FSMs) remains a challenge. As an example, the biogenesis of the Monascus azaphilone pigments (MonAzPs) has remained obscure until recently despite the sign...

journal_title：Natural product reports

authors： Chen W,Feng Y,Molnár I,Chen F

更新日期：2019-04-17 00:00:00

abstract：:We compiled a data set of the compounds that terrestrial vertebrates (amniotes) use to send chemical signals, and searched for relationships between signal compound properties and signal function. Overall, relationships were scarce and formed only small-scale patterns. Terrestrial vertebrate signalling compounds are i...

journal_title：Natural product reports

authors： Apps PJ,Weldon PJ,Kramer M

更新日期：2015-07-01 00:00:00

abstract：:This review covers the biosynthesis of aliphatic and aromatic polyketides as well as mixed polyketide/NRPS metabolites, and discusses the molecular genetics and enzymology of the proteins responsible for their formation. ...

journal_title：Natural product reports

authors： Hill AM

更新日期：2006-04-01 00:00:00

abstract：:Covering: up to 2017This review covers the biosynthetic and evolutionary aspects of lincosamide antibiotics, antitumour pyrrolobenzodiazepines (PBDs) and the quorum-sensing molecule hormaomycin. These structurally and functionally diverse groups of complex natural products all incorporate rarely occurring 4-alkyl-l-pr...

journal_title：Natural product reports

authors： Janata J,Kamenik Z,Gazak R,Kadlcik S,Najmanova L

更新日期：2018-03-01 00:00:00

abstract：:Blue flower colors are primarily due to anthocyanin, a flavonoid pigment. Anthocyanin itself is purple in neutral aqueous solutions, ans its color is very unstable and quickly fades. Therefore, the mechanism of blue color development in living flower petals is one of the most intriguing problems in natural product che...

journal_title：Natural product reports

authors： Yoshida K,Mori M,Kondo T

更新日期：2009-07-01 00:00:00

abstract：:Silybin, a secondary metabolite isolated from the seeds of the blessed milk thistle (Silybum marianum) was discovered as the first member of a new family of natural compounds called flavonolignans in 1959. Over the years it has received the research attention of many organic chemists. This research has resulted in a n...

journal_title：Natural product reports

authors： Biedermann D,Vavříková E,Cvak L,Křen V

更新日期：2014-09-01 00:00:00

abstract：:Dinoflagellates produce unique polyketides characterized by their size and complexity. The biosynthesis of a limited number of such metabolites has been reported, with studies largely hampered by the low yield of compounds and the severe scrambling of label in the isotopically-labeled precursors. Nonetheless, of the s...

journal_title：Natural product reports

authors： Van Wagoner RM,Satake M,Wright JL

更新日期：2014-09-01 00:00:00

abstract：:From the basic export of unwanted metal ions in simple organisms to the complex orchestration of metal handling and usage in higher eukaryotes, cellular systems are based on a variety of molecular mechanisms that constrain the right metal to bind to the right protein partner at the right time when needed. A failure to...

journal_title：Natural product reports

authors： Banci L,Bertini I,McGreevy KS,Rosato A

更新日期：2010-05-01 00:00:00