abstract：:Reversible methylation of the N6 or N1 position of adenine in RNA has recently been shown to play significant roles in regulating the functions of RNA. RNA can also be alkylated upon exposure to endogenous and exogenous alkylating agents. Here we examined how regio-specific methylation at the hydrogen bonding edge of ...

journal_title：Nucleic acids research

authors： You C,Dai X,Wang Y

更新日期：2017-09-06 00:00:00

abstract：:Preparation of large amount of single-stranded circular DNA in high selectivity is crucial for further developments of nanotechnology and other DNA sciences. Herein, a simple but practically useful methodology to prepare DNA rings has been presented. One of the essential factors is to use highly diluted T4 ligase buff...

journal_title：Nucleic acids research

authors： An R,Li Q,Fan Y,Li J,Pan X,Komiyama M,Liang X

更新日期：2017-09-06 00:00:00

abstract：:Many cellular proteins are methylated on lysine residues and this has been most intensively studied for histone proteins. Lysine methylations on non-histone proteins are also frequent, but in most cases the functional significance of the methylation event, as well as the identity of the responsible lysine (K) specific...

journal_title：Nucleic acids research

authors： Jakobsson ME,Malecki J,Nilges BS,Moen A,Leidel SA,Falnes PØ

更新日期：2017-08-21 00:00:00

abstract：:In Arabidopsis thaliana, endogenous trans-acting and exogenous siRNA pathways are initiated by the interaction of DRB4 with trigger dsRNA. Further, DCL4:DRB4 complex cleaves the dsRNA into 21 bp siRNA. Understanding molecular determinants and mechanistic details of dsRNA recognition by DRB4 is vital for inducing long-...

journal_title：Nucleic acids research

authors： Chiliveri SC,Aute R,Rai U,Deshmukh MV

更新日期：2017-08-21 00:00:00

abstract：:In this paper, we report investigations, based on circular dichroism, nuclear magnetic resonance spectroscopy and electrophoresis methods, on three oligonucleotide sequences, each containing one 3'-3' and two 5'-5' inversion of polarity sites, and four G-runs with a variable number of residues, namely two, three and f...

journal_title：Nucleic acids research

authors： Virgilio A,Russo A,Amato T,Russo G,Mayol L,Esposito V,Galeone A

更新日期：2017-08-21 00:00:00

abstract：:Integrating DNA delivery systems hold promise for many applications including treatment of diseases; however, targeted integration is needed for improved safety. The piggyBac (PB) transposon system is a highly active non-viral gene delivery system capable of integrating defined DNA segments into host chromosomes witho...

journal_title：Nucleic acids research

authors： Luo W,Galvan DL,Woodard LE,Dorset D,Levy S,Wilson MH

更新日期：2017-08-21 00:00:00

abstract：:Spliced leader (SL) trans-splicing is a critical element of gene expression in a number of eukaryotic groups. This process is arguably best understood in nematodes, where biochemical and molecular studies in Caenorhabditis elegans and Ascaris suum have identified key steps and factors involved. Despite this, the preci...

journal_title：Nucleic acids research

authors： Philippe L,Pandarakalam GC,Fasimoye R,Harrison N,Connolly B,Pettitt J,Müller B

更新日期：2017-08-21 00:00:00

abstract：:The RNA-Seq technology has revolutionized transcriptome characterization not only by accurately quantifying gene expression, but also by the identification of novel transcripts like chimeric fusion transcripts. The 'fusion' or 'chimeric' transcripts have improved the diagnosis and prognosis of several tumors, and have...

journal_title：Nucleic acids research

authors： Li Y,Heavican TB,Vellichirammal NN,Iqbal J,Guda C

更新日期：2017-07-27 00:00:00

abstract：:Genome-wide transcriptome profiling has enabled non-supervised classification of tumours, revealing different sub-groups characterized by specific gene expression features. However, the biological significance of these subtypes remains for the most part unclear. We describe herein an interactive platform, Minimum Span...

journal_title：Nucleic acids research

authors： Lemieux S,Sargeant T,Laperrière D,Ismail H,Boucher G,Rozendaal M,Lavallée VP,Ashton-Beaucage D,Wilhelm B,Hébert J,Hilton DJ,Mader S,Sauvageau G

更新日期：2017-07-27 00:00:00

abstract：:Data produced with short-read sequencing technologies result in ambiguous haplotyping and a limited capacity to investigate the full repertoire of biologically relevant forms of genetic variation. The notion of haplotype-resolved sequencing data has recently gained traction to reduce this unwanted ambiguity and enable...

journal_title：Nucleic acids research

authors： Redin D,Borgström E,He M,Aghelpasand H,Käller M,Ahmadian A

更新日期：2017-07-27 00:00:00

abstract：:The genome-wide identification of microRNA transcription start sites (miRNA TSSs) is essential for understanding how miRNAs are regulated in development and disease. In this study, we developed mirSTP (mirna transcription Start sites Tracking Program), a probabilistic model for identifying active miRNA TSSs from nasce...

journal_title：Nucleic acids research

authors： Liu Q,Wang J,Zhao Y,Li CI,Stengel KR,Acharya P,Johnston G,Hiebert SW,Shyr Y

更新日期：2017-07-27 00:00:00

abstract：:Protein-based methods of siRNA delivery are capable of uniquely specific targeting, but are limited by technical challenges such as low potency or poor biophysical properties. Here, we engineered a series of ultra-high affinity siRNA binders based on the viral protein p19 and developed them into siRNA carriers targete...

journal_title：Nucleic acids research

authors： Yang NJ,Kauke MJ,Sun F,Yang LF,Maass KF,Traxlmayr MW,Yu Y,Xu Y,Langer RS,Anderson DG,Wittrup KD

更新日期：2017-07-27 00:00:00

abstract：:Gene expression in Plasmodium falciparum is tightly regulated to ensure successful propagation of the parasite throughout its complex life cycle. The earliest transcriptomics studies in P. falciparum suggested a cascade of transcriptional activity over the course of the 48-hour intraerythrocytic developmental cycle (I...

journal_title：Nucleic acids research

authors： Lu XM,Batugedara G,Lee M,Prudhomme J,Bunnik EM,Le Roch KG

更新日期：2017-07-27 00:00:00

abstract：:The editing function of aminoacyl-tRNA synthetases (aaRSs) is indispensible for formation of the correct aminoacyl-tRNAs. Editing deficiency may lead to growth inhibition and the pathogenesis of various diseases. Herein, we confirmed that norvaline (Nva) but not isoleucine or valine is the major threat to the editing ...

journal_title：Nucleic acids research

authors： Ji QQ,Fang ZP,Ye Q,Chi CW,Wang ED

更新日期：2017-07-07 00:00:00

abstract：:Recently, we described a method for multiplex genome editing by natural transformation (MuGENT). Mutant constructs for MuGENT require large arms of homology (>2000 bp) surrounding each genome edit, which necessitates laborious in vitro DNA splicing. In Vibrio cholerae, we uncover that this requirement is due to cytopl...

journal_title：Nucleic acids research

authors： Dalia TN,Yoon SH,Galli E,Barre FX,Waters CM,Dalia AB

更新日期：2017-07-07 00:00:00

abstract：:Using a combination of mathematical modelling, statistical simulation and large-scale data analysis we study the properties of linear regulatory chains (LRCs) within gene regulatory networks (GRNs). Our modelling indicates that downstream genes embedded within LRCs are highly insulated from the variation in expression...

journal_title：Nucleic acids research

authors： Liu D,Albergante L,Newman TJ

更新日期：2017-07-07 00:00:00

abstract：:Light is a major external factor in regulating seed germination. Photoreceptor phytochrome B (PHYB) plays a predominant role in promoting seed germination in the initial phase after imbibition, partially by repressing phytochrome-interacting factor1 (PIF1). However, the mechanism underlying the PHYB-PIF1-mediated tran...

journal_title：Nucleic acids research

authors： Gu D,Chen CY,Zhao M,Zhao L,Duan X,Duan J,Wu K,Liu X

更新日期：2017-07-07 00:00:00

abstract：:RNase P is primarily responsible for the 5΄ maturation of transfer RNAs (tRNAs) in all domains of life. Archaeal RNase P is a ribonucleoprotein made up of one catalytic RNA and five protein cofactors including L7Ae, which is known to bind the kink-turn (K-turn), an RNA structural element that causes axial bending. How...

journal_title：Nucleic acids research

authors： Lai LB,Tanimoto A,Lai SM,Chen WY,Marathe IA,Westhof E,Wysocki VH,Gopalan V

更新日期：2017-07-07 00:00:00

abstract：:Plant specialized metabolites are chemically highly diverse, play key roles in host-microbe interactions, have important nutritional value in crops and are frequently applied as medicines. It has recently become clear that plant biosynthetic pathway-encoding genes are sometimes densely clustered in specific genomic lo...

journal_title：Nucleic acids research

authors： Kautsar SA,Suarez Duran HG,Blin K,Osbourn A,Medema MH

更新日期：2017-07-03 00:00:00

abstract：:Next generation sequencing is widely used to link genetic variants to diseases, and it has massively accelerated the diagnosis and characterization of rare genetic diseases. After initial bioinformatic data processing, the interactive analysis of genome, exome, and panel sequencing data typically starts from lists of ...

journal_title：Nucleic acids research

authors： Müller H,Jimenez-Heredia R,Krolo A,Hirschmugl T,Dmytrus J,Boztug K,Bock C

更新日期：2017-07-03 00:00:00

abstract：:Protein-protein and protein-DNA/RNA interactions play a fundamental role in a variety of biological processes. Determining the complex structures of these interactions is valuable, in which molecular docking has played an important role. To automatically make use of the binding information from the PDB in docking, her...

journal_title：Nucleic acids research

authors： Yan Y,Zhang D,Zhou P,Li B,Huang SY

更新日期：2017-07-03 00:00:00

abstract：:DynOmics (dynomics.pitt.edu) is a portal developed to leverage rapidly growing structural proteomics data by efficiently and accurately evaluating the dynamics of structurally resolved systems, from individual molecules to large complexes and assemblies, in the context of their physiological environment. At the core o...

journal_title：Nucleic acids research

authors： Li H,Chang YY,Lee JY,Bahar I,Yang LW

更新日期：2017-07-03 00:00:00

abstract：:Transcription factors are important gene regulators with distinctive roles in development, cell signaling and cell cycling, and they have been associated with many diseases. The ConTra v3 web server allows easy visualization and exploration of predicted transcription factor binding sites (TFBSs) in any genomic region ...

journal_title：Nucleic acids research

authors： Kreft L,Soete A,Hulpiau P,Botzki A,Saeys Y,De Bleser P

更新日期：2017-07-03 00:00:00

abstract：:The accurate calculation of protein/nucleic acid-ligand interactions or condensed phase properties by force field-based methods require a precise description of the energetics of intermolecular interactions. Despite the progress made in force fields, small molecule parameterization remains an open problem due to the m...

journal_title：Nucleic acids research

authors： Dodda LS,Cabeza de Vaca I,Tirado-Rives J,Jorgensen WL

更新日期：2017-07-03 00:00:00

abstract：:Here, we report a webserver for the improved SDM, used for predicting the effects of mutations on protein stability. As a pioneering knowledge-based approach, SDM has been highlighted as the most appropriate method to use in combination with many other approaches. We have updated the environment-specific amino-acid su...

journal_title：Nucleic acids research

authors： Pandurangan AP,Ochoa-Montaño B,Ascher DB,Blundell TL

更新日期：2017-07-03 00:00:00

abstract：:Homo-oligomerization of proteins is abundant in nature, and is often intimately related with the physiological functions of proteins, such as in metabolism, signal transduction or immunity. Information on the homo-oligomer structure is therefore important to obtain a molecular-level understanding of protein functions ...

journal_title：Nucleic acids research

authors： Baek M,Park T,Heo L,Park C,Seok C

更新日期：2017-07-03 00:00:00

abstract：:Peptidome similarity analysis enables researchers to gain insights into differential peptide profiles, providing a robust tool to discriminate strain-specific peptides, true intra-species differences among biological replicates or even microorganism-phenotype variations. However, no in silico peptide fingerprinting so...

journal_title：Nucleic acids research

authors： Blanco-Míguez A,Fdez-Riverola F,Lourenço A,Sánchez B

更新日期：2017-07-03 00:00:00

abstract：:Cellular liquid-liquid phase separation (LLPS) results in the formation of dynamic granules that play an important role in many biological processes. On a molecular level, the clustering of proteins into a confined space results from an indefinite network of intermolecular interactions. Here, we introduce and exploit ...

journal_title：Nucleic acids research

authors： Schütz S,Nöldeke ER,Sprangers R

更新日期：2017-06-20 00:00:00

abstract：:DNA assembly forms the cornerstone of modern synthetic biology. Despite the numerous available methods, scarless multi-fragment assembly of large plasmids remains challenging. Furthermore, the upcoming wave in molecular biological automation demands a rethinking of how we perform DNA assembly. To streamline automation...

journal_title：Nucleic acids research

authors： Liang J,Liu Z,Low XZ,Ang EL,Zhao H

更新日期：2017-06-20 00:00:00

abstract：:DNA methylation plays a crucial role in the establishment of tissue-specific gene expression and the regulation of key biological processes. However, our present inability to predict the effect of genome sequence variation on DNA methylation precludes a comprehensive assessment of the consequences of non-coding variat...

journal_title：Nucleic acids research

authors： Zeng H,Gifford DK

更新日期：2017-06-20 00:00:00

abstract：:CDK12 (cyclin-dependent kinase 12) is a regulatory kinase with evolutionarily conserved roles in modulating transcription elongation. Recent tumor genome studies of breast and ovarian cancers highlighted recurrent CDK12 mutations, which have been shown to disrupt DNA repair in cell-based assays. In breast cancers, CDK...

journal_title：Nucleic acids research

authors： Tien JF,Mazloomian A,Cheng SG,Hughes CS,Chow CCT,Canapi LT,Oloumi A,Trigo-Gonzalez G,Bashashati A,Xu J,Chang VC,Shah SP,Aparicio S,Morin GB

更新日期：2017-06-20 00:00:00

abstract：:5-methylcytosine (m5C) modifications of RNA are ubiquitous in nature and play important roles in many biological processes such as protein translational regulation, RNA processing and stress response. Aberrant expressions of RNA:m5C methyltransferases are closely associated with various human diseases including cancer...

journal_title：Nucleic acids research

authors： Liu RJ,Long T,Li J,Li H,Wang ED

更新日期：2017-06-20 00:00:00

abstract：:Mutator-like transposable elements (MULEs) are widespread across fungal, plant and animal species. Despite their abundance and importance as genetic tools in plants, the transposition mechanism of the MULE superfamily was previously unknown. Discovery of the Muta1 element from Aedes aegypti and its successful transpos...

journal_title：Nucleic acids research

authors： Liu K,Wessler SR

更新日期：2017-06-20 00:00:00

abstract：:Pre-mRNA splicing is catalyzed by the spliceosome, a multi-megadalton ribonucleoprotein machine. Previous work from our laboratory revealed the splicing factor SRSF1 as a regulator of the SUMO pathway, leading us to explore a connection between this pathway and the splicing machinery. We show here that addition of a r...

journal_title：Nucleic acids research

authors： Pozzi B,Bragado L,Will CL,Mammi P,Risso G,Urlaub H,Lührmann R,Srebrow A

更新日期：2017-06-20 00:00:00

abstract：:The SeqA protein binds hemi-methylated GATC sites and forms structures that sequester newly replicated origins and trail the replication forks. Cells that lack SeqA display signs of replication fork disintegration. The broken forks could arise because of over-initiation (the launching of too many forks) or lack of dyn...

journal_title：Nucleic acids research

authors： Pedersen IB,Helgesen E,Flåtten I,Fossum-Raunehaug S,Skarstad K

更新日期：2017-06-20 00:00:00

abstract：:The eukaryotic genome evolves under the dual constraint of maintaining coordinated gene transcription and performing effective DNA replication and cell division, the coupling of which brings about inevitable DNA topological tension. DNA supercoiling is resolved and, in some cases, even harnessed by the genome through ...

journal_title：Nucleic acids research

authors： Tsochatzidou M,Malliarou M,Papanikolaou N,Roca J,Nikolaou C

更新日期：2017-06-02 00:00:00

abstract：:DNA double-strand breaks (DSBs) are repaired by either the non-homologous end joining (NHEJ) or homologous recombination (HR) pathway. Pathway choice is determined by the generation of 3΄ single-strand DNA overhangs at the break that are initiated by the action of the Mre11-Rad50-Xrs2 (MRX) complex to direct repair to...

journal_title：Nucleic acids research

authors： Wiest NE,Houghtaling S,Sanchez JC,Tomkinson AE,Osley MA

更新日期：2017-06-02 00:00:00

abstract：:MicroRNAs (miRNAs) are small noncoding RNAs that attenuate expression of their mRNA targets. Here, we developed a new method and an R package, to easily infer candidate miRNA-mRNA target interactions that could be functional during a given biological process. Using this method, we described, for the first time, a comp...

journal_title：Nucleic acids research

authors： Kassambara A,Jourdan M,Bruyer A,Robert N,Pantesco V,Elemento O,Klein B,Moreaux J

更新日期：2017-06-02 00:00:00

abstract：:AR9 is a giant Bacillus subtilis phage whose uracil-containing double-stranded DNA genome encodes distant homologs of β and β' subunits of bacterial RNA polymerase (RNAP). The products of these genes are thought to assemble into two non-canonical multisubunit RNAPs - a virion RNAP (vRNAP) that is injected into the hos...

journal_title：Nucleic acids research

authors： Sokolova M,Borukhov S,Lavysh D,Artamonova T,Khodorkovskii M,Severinov K

更新日期：2017-06-02 00:00:00

abstract：:In the field of RNA, the technologies for studying the transcriptome have created a tremendous potential for deciphering the puzzles of the RNA biology. Along with the excitement, the unprecedented volume of RNA related omics data is creating great challenges in bioinformatics analyses. Here, we present the RNA Centri...

journal_title：Nucleic acids research

authors： Uyar B,Yusuf D,Wurmus R,Rajewsky N,Ohler U,Akalin A

更新日期：2017-06-02 00:00:00