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 biochemical activities involved in signal transduction in cells are under tight spatiotemporal regulation. To study the effects of the spatial patterning and temporal dynamics of biochemical activities on downstream signaling, researchers require methods to manipulate signaling pathways acutely and rapidly. In thi...

journal_title：Current opinion in chemical biology

authors： Ross B,Mehta S,Zhang J

更新日期：2016-10-01 00:00:00

abstract：:Peptide natural products (PNPs) represent a unique class of compounds known for their fascinating structural motifs with important biological activities. Lately, PNPs have garnered a lot of interest for their application in drug discovery. Nevertheless, lack of diversity oriented synthetic/biosynthetic platforms to ge...

journal_title：Current opinion in chemical biology

authors： Maini R,Umemoto S,Suga H

更新日期：2016-10-01 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：: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：: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：:The global nitrogen cycle is the process in which different forms of environmental N are interconverted by microorganisms either for assimilation into biomass or in respiratory energy-generating pathways. This short review highlights developments over the last 5 years in our understanding of functionality of nitrogena...

journal_title：Current opinion in chemical biology

authors： Eady RR,Antonyuk SV,Hasnain SS

更新日期：2016-04-01 00:00:00

abstract：:Life on Earth originated and evolved in anoxic environments. Around 2.4 billion-years-ago, ancestors of Cyanobacteria invented oxygenic photosynthesis, producing substantial amounts of O2 as a byproduct of phototrophic water oxidation. The sudden appearance of O2 would have led to significant oxidative stress due to i...

journal_title：Current opinion in chemical biology

authors： Fischer WW,Hemp J,Valentine JS

更新日期：2016-04-01 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：:Nitrogenase catalyzes the important reactions of N2-reduction, CO-reduction and CO2-reduction at its active cofactor site. Designated the M-cluster, this complex metallocofactor is assembled through the generation of a characteristic 8Fe-core before the insertion of Mo and homocitrate that completes the stoichiometry ...

journal_title：Current opinion in chemical biology

authors： Hu Y,Ribbe MW

更新日期：2016-04-01 00:00:00

abstract：:Protein citrullination is a post-translational modification of arginine that is catalyzed by the Protein Arginine Deiminase (PAD) family of enzymes. Aberrantly increased citrullination is associated with a host of inflammatory diseases and cancer and PAD inhibitors have shown remarkable efficacy in a range of diseases...

journal_title：Current opinion in chemical biology

authors： Clancy KW,Weerapana E,Thompson PR

更新日期：2016-02-01 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：:To improve the deconstruction of biomass, the most abundant terrestrial source of carbon polymers, en route to renewable fuels, chemicals, and materials more knowledge is needed into the mechanistic interplay between thermochemical pretreatment and enzymatic hydrolysis. In this review we highlight recent progress in a...

journal_title：Current opinion in chemical biology

authors： Donohoe BS,Resch MG

更新日期：2015-12-01 00:00:00

abstract：:Recent efforts in expanding the range of biofuel and biorenewable molecules using microbial production hosts have focused on the introduction of non-native pathways in model organisms and the bio-prospecting of non-model organisms with desirable features. Current challenges lie in the assembly and coordinated expressi...

journal_title：Current opinion in chemical biology

authors： Ng CY,Khodayari A,Chowdhury A,Maranas CD

更新日期：2015-10-01 00:00:00

abstract：:Small molecule production in microbial hosts is limited by the accumulation of the product inside the cell. Efflux transporters show promise as a solution to removal of the often-toxic products. Recent advances in transporter identification through expression profiling, heterologous expression, and knockout studies ha...

journal_title：Current opinion in chemical biology

authors： Boyarskiy S,Tullman-Ercek D

更新日期：2015-10-01 00:00:00

abstract：:Protein engineering over the past four years has made rhodopsin-based genetically encoded voltage indicators a leading candidate to achieve the task of reporting action potentials from a population of genetically targeted neurons in vivo. Rational design and large-scale screening efforts have steadily improved the dyn...

journal_title：Current opinion in chemical biology

authors： Gong Y

更新日期：2015-08-01 00:00:00

abstract：:Peptide nucleic acid (PNA)-encoded chemical libraries along with DNA-encoded libraries have provided a powerful new paradigm for library synthesis and ligand discovery. PNA-encoding stands out for its compatibility with standard solid phase synthesis and the technology has been used to prepare libraries of peptides, h...

journal_title：Current opinion in chemical biology

authors： Zambaldo C,Barluenga S,Winssinger N

更新日期：2015-06-01 00:00:00

abstract：:Chemical manipulation of natural, unengineered proteins is a daunting challenge which tests the limits of reaction design. By combining transition-metal or other catalysts with molecular recognition ideas, it is possible to achieve site-selective protein reactivity without the need for engineered recognition sequences...

journal_title：Current opinion in chemical biology

authors： Ball ZT

更新日期：2015-04-01 00:00:00

abstract：:Four-electron reduction of dioxygen to water and splitting of water to dioxygen are extremely important processes in the context of attaining clean renewable energy sources. High-valent metal-oxo cores are proposed as reactive intermediates in these vital processes, although they have only been isolated in extremely r...

journal_title：Current opinion in chemical biology

authors： Ray K,Heims F,Schwalbe M,Nam W

更新日期：2015-04-01 00:00:00

abstract：:Metal ions are known to act as catalytic centres in metallo-enzymes. On the other hand, low-molecular-weight metal complexes are widely used as catalysts in chemical systems. However, small catalysts do not have a large protein ligand to provide substrate selectivity and minimize catalyst poisoning. Despite the challe...

journal_title：Current opinion in chemical biology

authors： Soldevila-Barreda JJ,Sadler PJ

更新日期：2015-04-01 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：:Cellular communication drives diverse aspects of organismal biology ranging from immune function to memory formation. The mechanisms by which cells transact information in vivo, though, are not completely understood. This is due, in part, to a lack of tools for observing collections of cells in their native habitats. ...

journal_title：Current opinion in chemical biology

authors： Porterfield WB,Prescher JA

更新日期：2015-02-01 00:00:00

abstract：:Amide forming reactions are central to the field of peptide and protein synthesis and are considered to be poorly reversible reactions owing to the high stability of peptide bonds. One amide-forming reaction is native chemical ligation (NCL) which is driven by a sulfur to nitrogen acyl migration process from a transie...

journal_title：Current opinion in chemical biology

authors： Melnyk O,Agouridas V

更新日期：2014-10-01 00:00:00

abstract：:Natural evolution has produced a great diversity of proteins that can be harnessed for numerous applications in biotechnology and pharmaceutical science. Commonly, specific applications require proteins to be tailored by protein engineering. Directed evolution is a type of protein engineering that yields proteins with...

journal_title：Current opinion in chemical biology

authors： Lane MD,Seelig B

更新日期：2014-10-01 00:00:00

abstract：:Within this review article we describe recent developments in asymmetric catalysis with peptides. Numerous peptides have been established in the past two decades that catalyze a wide variety of transformations with high stereoselectivities and yields, as well as broad substrate scope. We highlight here catalytically a...

journal_title：Current opinion in chemical biology

authors： Lewandowski B,Wennemers H

更新日期：2014-10-01 00:00:00

abstract：:Over the past two decades, there has been intense interest in designing and implementing selective (bioorthogonal) reactions for biomolecule tracking. Here we review the most widely used bioorthogonal chemistries in live cells and animals, drawing particular attention to the unique functional groups underlying these t...

journal_title：Current opinion in chemical biology

authors： Shih HW,Kamber DN,Prescher JA

更新日期：2014-08-01 00:00:00

abstract：:The site specific, co-translational introduction of unnatural amino acids into proteins produced in cells has been facilitated by the development of the pyrrolysyl-tRNA synthetase/tRNACUA pair. This pair can now be used to direct the site-specific incorporation of designer amino acids in E. coli, yeast, mammalian cell...

journal_title：Current opinion in chemical biology

authors： Elliott TS,Bianco A,Chin JW

更新日期：2014-08-01 00:00:00

abstract：:Immunoassays are indispensable for research and clinical analysis, and following the emergence of the omics paradigm, multiplexing of immunoassays is more needed than ever. Cross-reactivity (CR) in multiplexed immunoassays has been unexpectedly difficult to mitigate, preventing scaling up of multiplexing, limiting ass...

journal_title：Current opinion in chemical biology

authors： Juncker D,Bergeron S,Laforte V,Li H

更新日期：2014-02-01 00:00:00

abstract：:Complex glycans participate in many essential life processes. Studies of glycan-mediated biological events have traditionally employed structurally defined fragments of the more elaborate natural molecules. However, it is now clear that this approach may sometimes be insufficient and this realization has prompted a de...

journal_title：Current opinion in chemical biology

authors： Lowary TL

更新日期：2013-12-01 00:00:00

abstract：:Covalent attachment of glycosylphosphatidylinositols (GPIs) to the protein C-terminus is one of the most common posttranslational modifications in eukaryotic cells. In addition to anchoring surface proteins to the cell membrane, GPIs also have many other important biological functions, determined by their unique struc...

journal_title：Current opinion in chemical biology

authors： Yu S,Guo Z,Johnson C,Gu G,Wu Q

更新日期：2013-12-01 00:00:00

abstract：:There is tremendous interest in developing and refining methods to predictably perform chemical reactions within the framework of living systems. Here we review recent advances in applying tetrazine cycloadditions to live cell and in vivo chemistry. We highlight new syntheses of the tetrazine and dienophile precursors...

journal_title：Current opinion in chemical biology

authors： Sečkutė J,Devaraj NK

更新日期：2013-10-01 00:00:00

abstract：:Recent advances in the development of the phosphorescent Ir(III) complexes have made it possible to implement the phosphorescence modality in bioimaging applications. A variety of phosphorescent Ir(III) complexes have been synthesized and assessed in the context of in vitro and in vivo imaging, especially in subcellul...

journal_title：Current opinion in chemical biology

authors： You Y

更新日期：2013-08-01 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：:The first photocaged complexes appeared in the mid-1980s specifically to complement the ongoing work studying intracellular Ca(2+) signaling with fluorescent probes. Recently, the field of biological inorganic chemistry has focused increasingly on the homeostasis mechanisms and possible signaling functions of transiti...

journal_title：Current opinion in chemical biology

authors： Gwizdala C,Burdette SC

更新日期：2013-04-01 00:00:00

abstract：:To transfer to the laboratory, the excellent efficiency shown by enzymes in Nature, biocatalysis, had to mimic several synthetic strategies used by the living organisms. Biosynthetic pathways are examples of tandem catalysis and may be assimilated in the biocatalysis field for the use of isolated multi-enzyme systems ...

journal_title：Current opinion in chemical biology

authors： Oroz-Guinea I,García-Junceda E

更新日期：2013-04-01 00:00:00

abstract：:Majority of eukaryotic proteins are glycosylated and their glycan moieties have numerous important structural, functional and regulatory roles. Because of structural complexity of glycans and technological limitations glycomics, and particularly glycoproteomics was not able to follow rapid progress in genomics and pro...

journal_title：Current opinion in chemical biology

authors： Zoldoš V,Horvat T,Lauc G

更新日期：2013-02-01 00:00:00

abstract：:The past decade has seen rapid growth in the use of diverse compound libraries in classical phenotypic screens to identify modulators of a given process. The subsequent process of identifying the molecular targets of active hits, also called 'target deconvolution', is an essential step for understanding compound mecha...

journal_title：Current opinion in chemical biology

authors： Lee J,Bogyo M

更新日期：2013-02-01 00:00:00

abstract：:Synthetic biologists typically construct new pathways within existing cells. While useful, this approach in many ways ignores the undefined but necessary components of life. A growing number of laboratories have begun to try to remove some of the mysteries of cellular life by building life-like systems from non-living...

journal_title：Current opinion in chemical biology

authors： Forlin M,Lentini R,Mansy SS

更新日期：2012-12-01 00:00:00

abstract：:Inspired by advances in the ability to construct programmable circuits in living organisms, in vitro circuits are emerging as a viable platform for designing, understanding, and exploiting dynamic biochemical circuitry. In vitro systems allow researchers to directly access and manipulate biomolecular parts without the...

journal_title：Current opinion in chemical biology

authors： Hockenberry AJ,Jewett MC

更新日期：2012-08-01 00:00:00

abstract：:Signal amplification in conventional enzyme-based biosensors is not high enough to achieve the ultrasensitive detection of biomolecules. In recent years, signal amplification has been improved by combining enzymatic reactions with redox cycling or employing multienzyme labels per detection probe. Electrochemical-chemi...

journal_title：Current opinion in chemical biology

authors： Yang H

更新日期：2012-08-01 00:00:00