Sesterterpenoids: chemistry, biology, and biosynthesis.

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：: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：:Vitamin B12, or cobalamin, is one of the most structurally complex small molecules made in Nature. Major progress has been made over the past decade in understanding how this synthesis is accomplished. This review covers some of the most important findings that have been made and provides the reader with a complete de...

journal_title：Natural product reports

authors： Warren MJ,Raux E,Schubert HL,Escalante-Semerena JC

更新日期：2002-08-01 00:00:00

abstract：:This Highlight describes some of the recent synthetic work on imidazole-containing alkaloids isolated from marine sponges. Target molecules have been chosen which demonstrate synthetic strategies leading towards metabolites containing intact imidazole moieties as well as systems bearing modified imidazole rings. ...

journal_title：Natural product reports

authors： Weinreb SM

更新日期：2007-10-01 00:00:00

abstract：:Covering: up to 2019As abundant natural products, isoprenoids have many useful industrial applications in the manufacturing of drugs, fragrances, food additives, colorants, rubber and advanced biofuels. The microbial production of isoprenoids has received much attention in recent years. Metabolic engineering approache...

journal_title：Natural product reports

authors： Li M,Hou F,Wu T,Jiang X,Li F,Liu H,Xian M,Zhang H

更新日期：2020-01-01 00:00:00

abstract：:Fungi have emerged worldwide as increasingly frequent causes of healthcare-associated infections, but fungal infections have generally been considered curable, and thus the demand for new antifungal agents has been very low. Although superficial fungal infections of the skin and nails are common and are for the most p...

journal_title：Natural product reports

authors： Di Santo R

更新日期：2010-07-01 00:00:00

abstract：:Discovering molecular components and their functionality is key to the development of hypotheses concerning the organization and regulation of metabolic networks. The iterative experimental testing of such hypotheses is the trajectory that can ultimately enable accurate computational modelling and prediction of metabo...

journal_title：Natural product reports

authors： Hur M,Campbell AA,Almeida-de-Macedo M,Li L,Ransom N,Jose A,Crispin M,Nikolau BJ,Wurtele ES

更新日期：2013-04-01 00:00:00

abstract：:Bracken (Pteridium spp.) is a ubiquitous fern which has been described as one of the five most common plants on the earth. The toxic effects of bracken on livestock have been recorded since the end of the 19th century, and extensive and intensive investigations for the bracken toxin(s) led to the isolation of ptaquilo...

journal_title：Natural product reports

authors： Yamada K,Ojika M,Kigoshi H

更新日期：2007-08-01 00:00:00

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：:Covering: 1997 to 2010. The angucycline group is the largest group of type II PKS-engineered natural products, rich in biological activities and chemical scaffolds. This stimulated synthetic creativity and biosynthetic inquisitiveness. The synthetic studies used five different strategies, involving Diels-Alder reactio...

journal_title：Natural product reports

authors： Kharel MK,Pahari P,Shepherd MD,Tibrewal N,Nybo SE,Shaaban KA,Rohr J

更新日期：2012-02-01 00:00:00

abstract：:This review article provides an overview on the current state of research in the area of microtubule-stabilizing agents from natural sources, with a primary focus on the biochemistry, biology, and pharmacology associated with these compounds. A variety of natural products have been discovered over the last decade to i...

journal_title：Natural product reports

authors： Altmann KH,Gertsch J

更新日期：2007-04-01 00:00:00

abstract：:Microorganisms and in particular actinomycetes and microfungi are known to produce a vast number of bioactive secondary metabolites. For industrially important fungal genera such as Penicillium and Aspergillus the production of these compounds has been demonstrated to be very consistent at the species level. This mean...

journal_title：Natural product reports

authors： Larsen TO,Smedsgaard J,Nielsen KF,Hansen ME,Frisvad JC

更新日期：2005-12-01 00:00:00

abstract：:Covering: 2011-2017Radical cyclizations have a rich history in organic chemistry and have been particularly generous to the field of natural product synthesis. Owing to their ability to operate in highly congested molecular quarters, and with significant functional group compatibility, these transformations have enabl...

journal_title：Natural product reports

authors： Hung K,Hu X,Maimone TJ

更新日期：2018-02-21 00:00:00

abstract：:Covering: 2008 to 2016The total synthesis of natural products and their derivatives continues to inspire organic chemists to identify and test new synthetic strategies and develop and explore novel methodology. In recent years, visible light photoredox catalysis has risen to prominence as a powerful technology that en...

journal_title：Natural product reports

authors： Nicholls TP,Leonori D,Bissember AC

更新日期：2016-10-26 00:00:00

abstract：:This review summarizes the state of knowledge on D-glucosamine-6P synthesis catalyzed by glucosamine-6P synthase. The mechanisms of L-glutamine hydrolysis, ammonia transfer and fructose-6P conversion into D-glucosamine-6P are analyzed with the E. coli enzyme in light of recent X-ray structures. With 92 references this...

journal_title：Natural product reports

authors： Teplyakov A,Leriche C,Obmolova G,Badet B,Badet-Denisot MA

更新日期：2002-02-01 00:00:00

abstract：:This review covers the isolation, structural determination, synthesis and chemical and microbiological transformations of natural sesquiterpenoids. The literature from January to December 2003 is reviewed, and 389 references are cited. ...

journal_title：Natural product reports

authors： Fraga BM

更新日期：2004-10-01 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：:2,5-Disubstituted tetrahydrofurans constitute the core skeleton of several natural products and are pivotal synthetic analogues of medicinal importance that exhibit remarkable bioactivities. Oxasqualenoid natural products are implicated as potent biologically active molecules, particularly with regard to demonstrating...

journal_title：Natural product reports

authors： Sheikh NS

更新日期：2014-09-01 00:00:00

abstract：:The mangrove flora is a diverse group of salt-tolerant plants growing in tropical and subtropical intertidal estuarine zones. This review summarizes the source, chemistry and bioactivities of natural products from true mangrove species worldwide. It includes 349 metabolites and 150 references. The molecular phylogeny ...

journal_title：Natural product reports

authors： Wu J,Xiao Q,Xu J,Li MY,Pan JY,Yang MH

更新日期：2008-10-01 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: 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：:Covering: up to 2018 2-Oxoglutarate-dependent oxygenases (2ODOs) comprise a large enzyme superfamily in plant genomes, second in size only to the cytochromes P450 monooxygenase (CYP) superfamily. 2ODOs participate in both primary and specialized plant pathways, and their occurrence across all life kingdoms points to a...

journal_title：Natural product reports

authors： Hagel JM,Facchini PJ

更新日期：2018-08-15 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：: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：:This Viewpoint article provides a personal viewpoint of research in the area of fungal polyketide biosynthesis. It spans the period from the first applications and subsequent development of modern stable-isotope labelling methods, the isolation, sequencing and expression of PKS genes, biochemical and structural charac...

journal_title：Natural product reports

authors： Simpson TJ

更新日期：2014-10-01 00:00:00

abstract：:Covering: 1958 to June 2018 Phenyl-γ-valerolactones (PVLs) and their related phenylvaleric acids (PVAs) are the main metabolites of flavan-3-ols, the major class of flavonoids in the human diet. Despite their presumed importance, these gut microbiota-derived compounds have, to date, in terms of biological activity, be...

journal_title：Natural product reports

authors： Mena P,Bresciani L,Brindani N,Ludwig IA,Pereira-Caro G,Angelino D,Llorach R,Calani L,Brighenti F,Clifford MN,Gill CIR,Crozier A,Curti C,Del Rio D

更新日期：2019-05-22 00:00:00

abstract：:Covering: up to early 2018 Polyketides and nonribosomal peptides are two major families of natural product with a broad range of biological activities. Polyketide synthases (PKSs) assemble small acetic acid-type acyl building blocks into polyketides through C-C bonds, and nonribosomal peptide synthetases (NRPSs) assem...

journal_title：Natural product reports

authors： Miyanaga A,Kudo F,Eguchi T

更新日期：2018-11-14 00:00:00

abstract：:Natural products have evolved, at least in part, to bind to biological macromolecules, particularly proteins. As a result, natural products are able to interact with many specific targets within the cell. Indeed for many years this has been central in the drug development process. Today, however, natural products are ...

journal_title：Natural product reports

authors： Dixon N,Wong LS,Geerlings TH,Micklefield J

更新日期：2007-12-01 00:00:00

abstract：:Pantothenate is an essential metabolite for all biological systems, however, the biosynthetic pathway is limited to plants, eubacteria and archaea. This suggests that the pathway is a strong candidate for the discovery of novel antibiotic and herbicidal compounds. The enzymology of this short pathway in both bacteria ...

journal_title：Natural product reports

authors： Webb ME,Smith AG,Abell C

更新日期：2004-12-01 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