Di-iron-tyrosyl radical ribonucleotide reductases.

abstract：:There is currently intense interest in unravelling the modus operandi of type I modular polyketide synthases in order to lay the ground work for their use in the combinatorial biosynthesis of new bioactive molecules. Much of our knowledge is derived from studies on 6-deoxyerythronolide B (DEBS), the enzyme assembling ...

journal_title：Current opinion in chemical biology

authors： Floss HG,Yu TW

更新日期：1999-10-01 00:00:00

abstract：:The number of new chemical entities has remained rather constant (averaging 37 per year) in the past decade, despite the multiple-fold increase in the number of compounds that are being made and tested. Chemical space requires novel methods that can handle the increasing number of potentially accessible molecules. Nei...

journal_title：Current opinion in chemical biology

authors： Oprea TI

更新日期：2002-06-01 00:00:00

abstract：:In recent years pharmaceutical companies have utilized structure-based drug design and combinatorial library design techniques to speed up their drug discovery efforts. Both approaches are routinely used in the lead discovery and lead optimization stages of the drug discovery process. Fragment-based drug design, a new...

journal_title：Current opinion in chemical biology

authors： Zhou JZ

更新日期：2008-06-01 00:00:00

abstract：:Metabolomics and lipidomics aim to comprehensively measure the dynamic changes of all metabolites and lipids that are present in biological systems. The use of ion mobility-mass spectrometry (IM-MS) for metabolomics and lipidomics has facilitated the separation and the identification of metabolites and lipids in compl...

journal_title：Current opinion in chemical biology

authors： Zhou Z,Tu J,Zhu ZJ

更新日期：2018-02-01 00:00:00

abstract：:Enzymes are nature's powerful catalytic proteins to perform reactions with often outstanding activity, selectivity and specificity. Moreover, the access to non-natural functions of biocatalysts can be facilitated by enzyme engineering. While rational approaches are often focused on an enzyme's active site, from random...

journal_title：Current opinion in chemical biology

authors： Kreß N,Halder JM,Rapp LR,Hauer B

更新日期：2018-12-01 00:00:00

abstract：:To date, the vast majority of the proteomic data sets collected by mass spectrometry (MS) have been generated by nondirected methods, whereby the identified precursor ions are stochastically selected for sequencing from complex sample mixtures. Recently, new MS approaches have been developed in which the mass spectrom...

journal_title：Current opinion in chemical biology

authors： Schmidt A,Claassen M,Aebersold R

更新日期：2009-12-01 00:00:00

abstract：:Nitrification is the aerobic process of the nitrogen cycle that converts ammonia to nitrate and is facilitated by ammonia-oxidizing and nitrite-oxidizing microorganisms. Ammonia-oxidizers are unique chemolithotrophs that evolved specialized networks of electron carriers to generate proton motive force using ammonia as...

journal_title：Current opinion in chemical biology

authors： Stein LY

更新日期：2019-04-01 00:00:00

abstract：:Phosphorus cycling in the biosphere has traditionally been thought to involve almost exclusively transformations of the element in its pentavalent oxidation state. Recent evidence, however, suggests that a significant fraction of environmental phosphorus may exist in a more reduced form. Most abundant of these reduced...

journal_title：Current opinion in chemical biology

authors： Chin JP,McGrath JW,Quinn JP

更新日期：2016-04-01 00:00:00

abstract：:A number of nitrile-related enzymes have been screened over the past year for use in synthetic applications. There have also been significant advances in our understanding of the structures and modes of regulation of metal-containing nitrile hydratases. Enzyme structural characterization has provided new insights into...

journal_title：Current opinion in chemical biology

authors： Kobayashi M,Shimizu S

更新日期：2000-02-01 00:00:00

abstract：:In the past five to ten years, it has become increasingly apparent that the function of Fe-S clusters is not limited to electron transfer, a function implicit in their discovery. We now know that the vulnerability of these structures to oxidative destruction is used by nature in sensing O2, iron, and possibly also nit...

journal_title：Current opinion in chemical biology

authors： Beinert H,Kiley PJ

更新日期：1999-04-01 00:00:00

abstract：:The range and diversity of solid-phase synthetic methodology continues to develop very rapidly, allowing the generation of previously inaccessible compound libraries. The design of such libraries requires consideration of linkage strategies, newly developed solid-phase reactions and emerging solution-phase processes. ...

journal_title：Current opinion in chemical biology

authors： Oliver SF,Abell C

更新日期：1999-06-01 00:00:00

abstract：:The cytochrome bc(1) complex is a key mitochondrial enzyme that catalyses transfer of electrons maintaining the membrane potential of mitochondria. Currently, atovaquone is the only drug in clinical use targeting the Plasmodium falciparum bc(1) complex. The rapid emergence of resistance to atovaquone resulted in a cos...

journal_title：Current opinion in chemical biology

authors： Barton V,Fisher N,Biagini GA,Ward SA,O'Neill PM

更新日期：2010-08-01 00:00:00

abstract：:Self-assembled monolayer (SAM) and fluorescent quantum dots (QDs) share common ground as emerging tools for nanoscale observation of biological interactions. SAMs provide excellent means of controlling the surface characteristics through individually tailored and engineered building blocks. SAMs on various surfaces ha...

journal_title：Current opinion in chemical biology

authors： Shin SK,Yoon HJ,Jung YJ,Park JW

更新日期：2006-10-01 00:00:00

abstract：:The catalytic pathways of soluble methane monooxygenase (sMMO) and cytochrome P450CAM, iron-containing enzymes, are described and compared. Recent extensive density functional ab initio electronic structure calculations have revealed many similarities in a number of the key catalytic steps, as well as some important d...

journal_title：Current opinion in chemical biology

authors： Guallar V,Gherman BF,Lippard SJ,Friesner RA

更新日期：2002-04-01 00:00:00

abstract：:Molecular oxygen plays an indispensable role as a terminal electron acceptor in the electron transport chain in mitochondria. Acute or chronic oxygen deprivation (hypoxia) in organisms results in various diseases, and the elucidation of the pathogenic mechanism of hypoxia-related diseases and various cellular response...

journal_title：Current opinion in chemical biology

authors： Tobita S,Yoshihara T

更新日期：2016-08-01 00:00:00

abstract：:The broad utility of protein bioconjugates has created a need for new and diverse strategies for site-selective protein modification. In particular, chemical reactions that target alternative amino acid side chains or unnatural functional groups are emerging as a valuable complement to more commonly used lysine- and c...

journal_title：Current opinion in chemical biology

authors： Antos JM,Francis MB

更新日期：2006-06-01 00:00:00

abstract：:Genetically Encoded Voltage Indicators (GEVIs) are powerful tools used to investigate neural activity in the brain. The spatiotemporal resolution of GEVIs is on a subcellular and millisecond scale, and is superior to that of the functional magnetic resonance imaging (fMRI) and electroencephalogram (EEG). Further, whil...

journal_title：Current opinion in chemical biology

authors： Inagaki S,Nagai T

更新日期：2016-08-01 00:00:00

abstract：:Natural products continue to provide privileged scaffolds for drug discovery. However, challenges in supply and structure diversification can limit development. Here, we discuss recent (2017-2020) examples of synthetic biology approaches used to address challenges in supply and contribute to structure diversification ...

journal_title：Current opinion in chemical biology

authors： Romanowski S,Eustáquio AS

更新日期：2020-10-01 00:00:00

abstract：:A wide assortment of caged compounds, which are species whose biological activity can be unleashed with light, have been synthesized and used to investigate a variety of biological phenomena. In contrast, the construction of caged proteins and their application to biological systems has lagged far behind. Recent advan...

journal_title：Current opinion in chemical biology

authors： Curley K,Lawrence DS

更新日期：1999-02-01 00:00:00

abstract：:Functional amino acids that play critical roles in catalysis and regulation are known to display elevated nucleophilicity and can be selectively targeted for covalent modification by reactive electrophiles. Chemical-proteomic platforms, such as activity-based protein profiling (ABPP), exploit this reactivity by utiliz...

journal_title：Current opinion in chemical biology

authors： Shannon DA,Weerapana E

更新日期：2015-02-01 00:00:00

abstract：:Antibody-drug conjugates (ADCs) require multiple assays for analytical and bioanalytical characterization due to their heterogeneous and dynamic nature. These assays can help address questions from the drug-loading distribution following conjugation to exposure-response relationships after dosing in vivo. This review ...

journal_title：Current opinion in chemical biology

authors： Alley SC,Anderson KE

更新日期：2013-06-01 00:00:00

abstract：:Compartmentalization is one of the defining features of life. Cells use protein compartments to exert spatial control over their metabolism, store nutrients and create unique microenvironments needed for essential physiological processes. Encapsulins are a recently discovered class of protein nanocompartments found in...

journal_title：Current opinion in chemical biology

authors： Giessen TW

更新日期：2016-10-01 00:00:00

abstract：:The asymmetric bioreduction of alkenes bearing an electron-withdrawing group using flavin-dependent enzymes from the 'old yellow enzyme' family at the expense of NAD(P)H yields the corresponding non-racemic alkanes going in hand with the creation of up to two chiral carbon centres. To avoid external cofactor recycling...

journal_title：Current opinion in chemical biology

authors： Stuermer R,Hauer B,Hall M,Faber K

更新日期：2007-04-01 00:00:00

abstract：:Inflammatory and autoimmune diseases, including rheumatoid arthritis, inflammatory bowel diseases, multiple sclerosis, psoriasis and asthma, provide drug discoverers with a tremendous challenge. The precise causes of these diseases are not known, but our understanding of the molecular and cellular mechanisms associate...

journal_title：Current opinion in chemical biology

authors： Lewis AJ,Manning AM

更新日期：1999-08-01 00:00:00

abstract：:Mass spectrometry has become a choice method for broad-spectrum metabolite analysis in both fundamental and applied research. This can range from comprehensive analysis achieved through time-consuming chromatography to the rapid analysis of a few target metabolites without chromatography. In this review article, we hi...

journal_title：Current opinion in chemical biology

authors： de Raad M,Fischer CR,Northen TR

更新日期：2016-02-01 00:00:00

abstract：:Recent advances in -omic profiling technologies have ushered in an era where we no longer want to merely measure the presence or absence of a biomolecule of interest, but instead hope to understand its function and interactions within larger signaling networks. Here, we review several emerging proteomic technologies c...

journal_title：Current opinion in chemical biology

authors： Huang JX,Coukos JS,Moellering RE

更新日期：2020-02-01 00:00:00

abstract：:New catalysts and reaction conditions have been developed for the dynamic kinetic resolution or deracemisation of racemic mixtures of chiral compounds. Specific functional groups that lend themselves particularly well to this approach include chiral secondary alcohols, alpha-amino acids, amines and carboxylic acids. A...

journal_title：Current opinion in chemical biology

authors： Turner NJ

更新日期：2004-04-01 00:00:00

abstract：:Recent studies of moonlighting functions and catalytic promiscuity provide insights into the structural and mechanistic bases of these phenomena. Moonlighting proteins that are highlighted include gephyrin, the Neurospora crassa tyrosyl tRNA synthetase, phosphoglucose isomerase, and cytochrome c. New insights into cat...

journal_title：Current opinion in chemical biology

authors： Copley SD

更新日期：2003-04-01 00:00:00

abstract：:KL4 (sinapultide) represents the first peptide-based replacement for surfactant protein B in pulmonary surfactant (PS) therapies approved for clinical use. Surfaxin, its formulation with PS lipids, shows the promise of synthetic PS for replacing animal-derived PS in the treatment of respiratory distress syndromes and ...

journal_title：Current opinion in chemical biology

authors： Braide-Moncoeur O,Tran NT,Long JR

更新日期：2016-06-01 00:00:00

abstract：:Although biotin and lipoic acid are two universally conserved cofactors essential for intermediary metabolism, their synthetic pathways have become known only in recent years. Both pathways have unusual features. Biotin synthesis in Escherichia coli requires a methylation that is later removed whereas lipoic acid is a...

journal_title：Current opinion in chemical biology

authors： Cronan JE

更新日期：2018-12-01 00:00:00