abstract：:This review focuses on pharmacophore approaches in researching protein interfaces that bind protein ligands. Pharmacophore descriptions of binding interfaces that employ molecular dynamics simulation can account for effects of solvation and conformational flexibility. In addition, these calculations provide an approxi...

journal_title：Current opinion in structural biology

authors： Shrestha R,Fajardo JE,Fiser A

更新日期：2021-01-21 00:00:00

abstract：:Proteins are chief actors in life that perform a myriad of exquisite functions. This diversity has been enabled through the evolution and diversification of protein folds. Analysis of sequences and structures strongly suggest that numerous protein pieces have been reused as building blocks and propagated to many moder...

journal_title：Current opinion in structural biology

authors： Romero-Romero S,Kordes S,Michel F,Höcker B

更新日期：2021-01-13 00:00:00

abstract：:O-GlcNAcylation is an enzymatic post-translational modification occurring in hundreds of protein substrates. This modification occurs through the addition of the monosaccharide N-acetylglucosamine to serine and threonine residues on intracellular proteins in the cytosol, nucleus, and mitochondria. As a highly dynamic ...

journal_title：Current opinion in structural biology

authors： Balana AT,Moon SP,Pratt MR

更新日期：2021-01-09 00:00:00

abstract：:The last two years have seen major advances in understanding the structural basis of bacterial cell envelope glycoconjugate biosynthesis, including capsules, lipopolysaccharide, teichoic acid, cellulose, and peptidoglycan. The recent crystal and cryo-electron microscopy structures of proteins involved in the initial g...

journal_title：Current opinion in structural biology

authors： Liston SD,Willis LM

更新日期：2021-01-08 00:00:00

abstract：:Asymmetric cell division (ACD) is a strategy for achieving cell diversity. Research carried out over the last two decades has shown that in some cell types that divide asymmetrically, mother and daughter centrosomes are noticeably different from one another in structure, behaviour, and fate, and that robust ACD depend...

journal_title：Current opinion in structural biology

authors： Gonzalez C

更新日期：2020-12-03 00:00:00

abstract：:The application of biocatalysis for the synthesis of glycans and glycoconjugates is a well-established and successful strategy, both for small and large scale synthesis. Compared to chemical synthesis, is has the advantage of high selectivity, but biocatalysis had been largely limited to natural glycans both in terms ...

journal_title：Current opinion in structural biology

authors： Pallister E,Gray CJ,Flitsch SL

更新日期：2020-12-01 00:00:00

abstract：:Eukaryotes possess a variety of translational control mechanisms which function in the surveillance of mRNAs, discriminating between normal and aberrant translation elongation and termination, triggering mRNA decay. The three major evolutionarily conserved eukaryotic pathways are No-Go, Non-Stop and Nonsense-Mediated ...

journal_title：Current opinion in structural biology

authors： Powers KT,Szeto JA,Schaffitzel C

更新日期：2020-12-01 00:00:00

abstract：:The amide bond with its planarity and lack of chemical reactivity is at the heart of protein structure. Chemical methylation of amides is known but was considered too harsh to be accessible to biology. Until last year there was no protein structure in the data bank with an enzymatically methylated amide. The discovery...

journal_title：Current opinion in structural biology

authors： Song H,Naismith JH

更新日期：2020-12-01 00:00:00

abstract：:Over 5000 halogenated natural products have been reported so far, many of these arising from the marine environment. The introduction of a halogen into a molecule can significantly impact its bioavailability and bioactivity. More recently enzymatic halogenation has been used to enable late stage functionalisation thro...

journal_title：Current opinion in structural biology

authors： Ludewig H,Molyneux S,Ferrinho S,Guo K,Lynch R,Gkotsi DS,Goss RJ

更新日期：2020-12-01 00:00:00

abstract：:The polycomb repressive complex 2 (PRC2) is a conserved multiprotein, repressive chromatin complex essential for development and maintenance of eukaryotic cellular identity. PRC2 comprises a trimeric core of SUZ12, EED and EZH1/2, which together with RBBP4/7 is sufficient to catalyse mono-methylation, di-methylation a...

journal_title：Current opinion in structural biology

authors： Glancy E,Ciferri C,Bracken AP

更新日期：2020-11-21 00:00:00

abstract：:Centrioles are microtubule-based structures in eukaryotic cells. From organizing the microtubule cytoskeleton during interphase to focusing the mitotic spindle during mitosis, centrioles are busy at all stages of the cell cycle. One crucial interphase function of centrioles is to assemble cilia, microtubular projectio...

journal_title：Current opinion in structural biology

authors： Kumar D,Reiter J

更新日期：2020-11-04 00:00:00

abstract：:Functional conformational changes of proteins can facilitate numerous biological events in cells. The Markov state model (MSM) built from molecular dynamics simulations provide a powerful approach to study them. We here introduce a protocol that is tailor-made for constructing MSMs to study the functional conformation...

journal_title：Current opinion in structural biology

authors： Wang X,Unarta IC,Cheung PP,Huang X

更新日期：2020-10-27 00:00:00

abstract：:Due to the contribution of drug-target binding kinetics to drug efficacy, there is a high level of interest in developing methods to predict drug-target binding kinetic parameters. During the review period, a wide range of enhanced sampling molecular dynamics simulation-based methods has been developed for computing d...

journal_title：Current opinion in structural biology

authors： Nunes-Alves A,Kokh DB,Wade RC

更新日期：2020-10-01 00:00:00

abstract：:Protein allostery is a vitally important protein function that has proven to be a vexing problem to understand at the molecular level. Allosteric communication is a hallmark of many protein functions. However, despite more than four decades of study the details regarding allosteric communication in protein systems are...

journal_title：Current opinion in structural biology

authors： Herde ZD,Short AE,Kay VE,Huang BD,Realff MJ,Wilson CJ

更新日期：2020-08-01 00:00:00

abstract：:Allostery plays important roles in many biological processes. Although all non-fibrous proteins may be allosteric, currently only a limited number of allosteric proteins are known. How allosteric regulation depends on protein topology and what are the preferred folds in allosteric proteins need to be explored. Alloste...

journal_title：Current opinion in structural biology

authors： Xie J,Lai L

更新日期：2020-06-01 00:00:00

abstract：:C-type lectins are the largest and most diverse family of mammalian carbohydrate-binding proteins. They share a common protein fold, which provides the unifying basis for calcium-mediated carbohydrate recognition. Their involvement in a multitude of biological functions is remarkable. Here, we review the variety of ta...

journal_title：Current opinion in structural biology

authors： Keller BG,Rademacher C

更新日期：2020-06-01 00:00:00

abstract：:The 26S proteasome is the essential compartmental protease in eukaryotic cells required for the ubiquitin-dependent clearance of damaged polypeptides and obsolete regulatory proteins. Recently, a combination of high-resolution structural, biochemical, and biophysical studies has provided crucial new insights into the ...

journal_title：Current opinion in structural biology

authors： Greene ER,Dong KC,Martin A

更新日期：2020-04-01 00:00:00

abstract：:The anaphase-promoting complex/cyclosome (APC/C) is a large multi-subunit complex that functions as a RING domain E3 ubiquitin ligase to regulate transitions through the cell cycle, achieved by controlling the defined ubiquitin-dependent degradation of specific cell cycle regulators. APC/C activity and substrate selec...

journal_title：Current opinion in structural biology

authors： Barford D

更新日期：2020-04-01 00:00:00

abstract：:Cells are equipped with cosolvents that modulate protein folding and aggregation to withstand water stress. The effect of cosolvents on the aggregation rates depends on whether the polypeptide sequence is an intrinsically disordered protein (IDP) or can fold into a specific native structure. Cosolvents, which act as d...

journal_title：Current opinion in structural biology

authors： Reddy G,Muttathukattil AN,Mondal B

更新日期：2020-02-01 00:00:00

abstract：:Eukaryotic mRNAs contain a 5' cap structure that protects the transcript against rapid exonucleolytic degradation. The regulation of cellular mRNA levels therefore depends on a precise control of the mRNA decapping pathways. The major mRNA decapping enzyme in eukaryotic cells is Dcp2. It is regulated by interactions w...

journal_title：Current opinion in structural biology

authors： Wurm JP,Sprangers R

更新日期：2019-12-01 00:00:00

abstract：:The polyadenosine (poly(A)) tail found on the 3'-end of almost all eukaryotic mRNAs is important for mRNA stability and regulation of translation. mRNA 3'-end processing occurs co-transcriptionally and involves more than 20 proteins to specifically recognize the polyadenylation site, cleave the pre-mRNA, add a poly(A)...

journal_title：Current opinion in structural biology

authors： Kumar A,Clerici M,Muckenfuss LM,Passmore LA,Jinek M

更新日期：2019-12-01 00:00:00

abstract：:Akt1-3 (Akt) are a subset of the AGC protein Ser/Thr kinase family and play important roles in cell growth, metabolic regulation, cancer, and other diseases. We describe some of the roles of Akt in cell signaling and the biochemical and structural mechanisms of the regulation of Akt catalysis by the phospholipid PIP3 ...

journal_title：Current opinion in structural biology

authors： Cole PA,Chu N,Salguero AL,Bae H

更新日期：2019-12-01 00:00:00

abstract：:Mechanisms for making and breaking the heme b cofactor (heme) are more diverse than previously expected. Biosynthetic pathways have diverged at least twice along taxonomic lines, reflecting differences in membrane organization and O2 utilization among major groups of organisms. At least three families of heme degradas...

journal_title：Current opinion in structural biology

authors： Celis AI,DuBois JL

更新日期：2019-12-01 00:00:00

abstract：:The spliceosome executes eukaryotic precursor messenger RNA (pre-mRNA) splicing to remove noncoding introns through two sequential transesterification reactions, branching and exon ligation. The fidelity of this process is based on the recognition of the conserved sequences in the intron and dynamic compositional and ...

journal_title：Current opinion in structural biology

authors： Wan R,Bai R,Shi Y

更新日期：2019-12-01 00:00:00

abstract：:Covalent modifications of histone proteins regulate a wide variety of cellular processes. Methylation of histone H3K79 and H3K4 is associated with active transcription and is catalyzed by Dot1L and Set1, respectively. Both Dot1L and Set1 are activated by prior ubiquitination of histone H2B on K120 in a process termed ...

journal_title：Current opinion in structural biology

authors： Worden EJ,Wolberger C

更新日期：2019-12-01 00:00:00

abstract：:RNA structure underpins many essential functions in biology. New chemical reagents and techniques for probing RNA structure in living cells have emerged in recent years. High-throughput, genome-wide techniques such as Structure-seq2 and DMS-MaPseq exploit nucleobase modification by dimethylsulfate (DMS) to obtain comp...

journal_title：Current opinion in structural biology

authors： Mitchell D 3rd,Assmann SM,Bevilacqua PC

更新日期：2019-12-01 00:00:00

abstract：:Fundamental biological processes are driven by diverse molecular machineries. In recent years, single-molecule fluorescence spectroscopy has matured as a unique tool in biology to study how structural dynamics of molecular complexes drive various biochemical reactions. In this review, we highlight underlying developme...

journal_title：Current opinion in structural biology

authors： Choi J,Grosely R,Puglisi EV,Puglisi JD

更新日期：2019-10-01 00:00:00

abstract：:Small-angle X-ray scattering (SAXS) has emerged as an enabling integrative technique for comprehensive analyses of macromolecular structures and interactions in solution. Over the past two decades, SAXS has become a mainstay of the structural biologist's toolbox, supplying multiplexed measurements of molecular shape a...

journal_title：Current opinion in structural biology

authors： Brosey CA,Tainer JA

更新日期：2019-10-01 00:00:00

abstract：:Advances in electron microscopes, detectors and data processing algorithms have greatly facilitated the structural determination of many challenging integral membrane proteins that have been evasive to crystallization. These breakthroughs facilitate the application and development of various membrane protein solubiliz...

journal_title：Current opinion in structural biology

authors： Autzen HE,Julius D,Cheng Y

更新日期：2019-10-01 00:00:00

abstract：:Electron cryo-microscopy (cryoEM) is used to determine structures of biological molecules, including multi-protein complexes. Maps at better than 3.0Å resolution are relatively straightforward to interpret since atomic models of proteins and nucleic acids can be built directly. Still, these resolutions are often diffi...

journal_title：Current opinion in structural biology

authors： Casañal A,Shakeel S,Passmore LA

更新日期：2019-10-01 00:00:00

abstract：:Cyanobacteriochrome photoreceptors are linear tetrapyrrole-binding photoreceptors that are distantly related to the canonical phytochrome photoreceptors. The chromophore-binding region of the cyanobacteriochromes consists of only a cGMP-phosphodiesterase/adenylate cyclase/FhlA (GAF) domain, while that of the phytochro...

journal_title：Current opinion in structural biology

authors： Fushimi K,Narikawa R

更新日期：2019-08-01 00:00:00

abstract：:Over recent years, nuclear magnetic resonance (NMR) spectroscopy has developed into a powerful mechanistic tool for the investigation of G protein-coupled receptors (GPCRs). NMR provides insights which underpin the dynamic nature of these important receptors and reveals experimental evidence for a complex conformation...

journal_title：Current opinion in structural biology

authors： Bostock MJ,Solt AS,Nietlispach D

更新日期：2019-08-01 00:00:00

abstract：:Magic-angle-spinning (MAS) solid-state NMR spectroscopy is a versatile technique to elucidate functionally important protein-ligand interactions in lipid membranes. Here, we review recent solid-state NMR studies of membrane protein interactions with cholesterol, lipids, transported substrates, and peptide ligands. The...

journal_title：Current opinion in structural biology

authors： Elkins MR,Hong M

更新日期：2019-08-01 00:00:00

abstract：:Channelrhodopsins have become an integral part of modern neuroscience approaches due to their ability to control neuronal activity in targeted cell populations. The recent determination of several channelrhodopsin X-ray structures now enables us to study their function with unprecedented molecular precision. We will d...

journal_title：Current opinion in structural biology

authors： Rappleye M,Berndt A

更新日期：2019-08-01 00:00:00

abstract：:Optogenetic dimerizers are modular domains that can be utilized in a variety of versatile ways to modulate cellular biochemistry. Because of their modularity, many applications using these tools can be easily transferred to new targets without extensive engineering. While a number of photodimerizer systems are current...

journal_title：Current opinion in structural biology

authors： Spiltoir JI,Tucker CL

更新日期：2019-08-01 00:00:00

abstract：:O-Glycosylation is an increasingly recognized modification of intracellular proteins in all kingdoms of life, and its occurrence in protists has been investigated to understand its evolution and its roles in the virulence of unicellular pathogens. We focus here on two kinds of glycoregulation found in unicellular euka...

journal_title：Current opinion in structural biology

authors： West CM,Kim HW

更新日期：2019-06-01 00:00:00

abstract：:Fucose is a common terminal modification on protein and lipid glycans. Fucose can also be directly linked to protein via an O-linkage to Serine or Threonine residues located within consensus sequences contained in Epidermal Growth Factor-like (EGF) repeats and Thrombospondin Type 1 Repeats (TSRs). In this context, fuc...

journal_title：Current opinion in structural biology

authors： Holdener BC,Haltiwanger RS

更新日期：2019-06-01 00:00:00

abstract：:Mucin-type O-glycosylation is a post-translational modification (PTM) that is predicted to occur in more than the 80% of the proteins that pass through the Golgi apparatus. This PTM is initiated by a family of polypeptide GalNAc-transferases (GalNAc-Ts) that modify Ser and Thr residues of proteins through the addition...

journal_title：Current opinion in structural biology

authors： de Las Rivas M,Lira-Navarrete E,Gerken TA,Hurtado-Guerrero R

更新日期：2019-06-01 00:00:00

abstract：:The accelerated elucidation of three-dimensional structures of protein complexes, both natural and designed, is providing new examples of large supramolecular assemblies with intriguing shapes. Those with high symmetry - based on the geometries of the Platonic solids - are particularly notable as their innately closed...

journal_title：Current opinion in structural biology

authors： Cannon KA,Ochoa JM,Yeates TO

更新日期：2019-04-01 00:00:00

abstract：:Demand for novel GPCR modulators is increasing as the association between the GPCR signaling pathway and numerous diseases such as cancers, psychological and metabolic disorders continues to be established. In silico structure-based drug design (SBDD) offers an outlet where researchers could exploit the accumulating s...

journal_title：Current opinion in structural biology

authors： Lee Y,Lazim R,Macalino SJY,Choi S

更新日期：2019-04-01 00:00:00