abstract：:Predictably regulating protein expression levels to improve recombinant protein production has become an important tool, but is still rarely applied to engineer mammalian cells. We therefore sought to set-up an easy-to-implement toolbox to facilitate fast and reliable regulation of protein expression in mammalian cell...

journal_title：Nucleic acids research

authors： Eisenhut P,Mebrahtu A,Moradi Barzadd M,Thalén N,Klanert G,Weinguny M,Sandegren A,Su C,Hatton D,Borth N,Rockberg J

更新日期：2020-11-18 00:00:00

abstract：:HORMA domain-containing proteins (HORMADs) play an essential role in meiosis in many organisms. The meiotic HORMADs, including yeast Hop1, mouse HORMAD1 and HORMAD2, and Arabidopsis ASY1, assemble along chromosomes at early prophase and the closure motif at their C-termini has been hypothesized to be instrumental for ...

journal_title：Nucleic acids research

authors： Yang C,Hu B,Portheine SM,Chuenban P,Schnittger A

更新日期：2020-11-18 00:00:00

abstract：:Double-stranded DNA viruses use ATP-powered molecular motors to package their genomic DNA. To ensure efficient genome encapsidation, these motors regulate functional transitions between initiation, translocation, and termination modes. Here, we report structural and biophysical analyses of the C-terminal domain of the...

journal_title：Nucleic acids research

authors： Mahler BP,Bujalowski PJ,Mao H,Dill EA,Jardine PJ,Choi KH,Morais MC

更新日期：2020-11-18 00:00:00

abstract：:Mismatch repair is a highly conserved cellular pathway responsible for repairing mismatched dsDNA. Errors are detected by the MutS enzyme, which most likely senses altered mechanical property of damaged dsDNA rather than a specific molecular pattern. While the curved shape of dsDNA in crystallographic MutS/DNA structu...

journal_title：Nucleic acids research

authors： Bouchal T,Durník I,Illík V,Réblová K,Kulhánek P

更新日期：2020-11-18 00:00:00

abstract：:Studies of bacterial chromosomes and plasmids indicate that their replication initiator proteins bind to origins of replication at many double-stranded sites and also at AT-rich regions where single-stranded DNA is exposed during origin opening. Single-strand binding apparently promotes origin opening by stabilizing a...

journal_title：Nucleic acids research

authors： Chatterjee S,Jha JK,Ciaccia P,Venkova T,Chattoraj DK

更新日期：2020-11-04 00:00:00

abstract：:Circular DNA aptamers are powerful candidates for therapeutic applications given their dramatically enhanced biostability. Herein we report the first effort to evolve circular DNA aptamers that bind a human protein directly in serum, a complex biofluid. Targeting human thrombin, this strategy has led to the discovery ...

journal_title：Nucleic acids research

authors： Mao Y,Gu J,Chang D,Wang L,Yao L,Ma Q,Luo Z,Qu H,Li Y,Zheng L

更新日期：2020-11-04 00:00:00

abstract：:ATR functions as a master regulator of the DNA-damage response. ATR activation requires the ATR activator, topoisomerase IIβ-binding protein 1 (TopBP1). However, the underlying mechanism of TopBP1 regulation and how its regulation affects DNA replication remain unknown. Here, we report a specific interaction between T...

journal_title：Nucleic acids research

authors： Feng H,Lu J,Song X,Thongkum A,Zhang F,Lou L,Reizes O,Almasan A,Gong Z

更新日期：2020-11-04 00:00:00

abstract：:During DNA replication, the presence of 8-oxoguanine (8-oxoG) lesions in the template strand cause the high-fidelity (HiFi) DNA polymerase (Pol) to stall. An early response to 8-oxoG lesions involves 'on-the-fly' translesion synthesis (TLS), in which a specialized TLS Pol is recruited and replaces the stalled HiFi Pol...

journal_title：Nucleic acids research

authors： Cranford MT,Kaszubowski JD,Trakselis MA

更新日期：2020-11-04 00:00:00

abstract：:Horizontally acquired genes are typically regulated by ancestral regulators. This regulation enables expression of horizontally acquired genes to be coordinated with that of preexisting genes. Here, we report a singular example of the opposite regulation: a horizontally acquired gene that controls an ancestral regulat...

journal_title：Nucleic acids research

authors： Choi J,Groisman EA

更新日期：2020-11-04 00:00:00

abstract：:Synonymous codon usage significantly impacts translational and transcriptional efficiency, gene expression, the secondary structure of both mRNA and proteins, and has been implicated in various diseases. However, population-specific differences in codon usage biases remain largely unexplored. Here, we present a web se...

journal_title：Nucleic acids research

authors： Hodgman MW,Miller JB,Meurs TE,Kauwe JSK

更新日期：2020-11-04 00:00:00

abstract：:G-quadruplexes (G4s) are nucleic acid structure motifs that are of significance in chemistry and biology. The function of G4s is often governed by their interaction with G4-binding proteins. Few categories of G4-specific tools have been developed to inhibit G4-protein interactions; however, until now there is no aptam...

journal_title：Nucleic acids research

authors： Umar MI,Kwok CK

更新日期：2020-10-09 00:00:00

abstract：:The underlying mechanism of transcriptional co-repressor ETO2 during early erythropoiesis and hemoglobin switching is unclear. We find that absence of ETO2 in mice interferes with down-regulation of PU.1 and GATA2 in the fetal liver, impeding a key step required for commitment to erythroid maturation. In human β-globi...

journal_title：Nucleic acids research

authors： Guo X,Plank-Bazinet J,Krivega I,Dale RK,Dean A

更新日期：2020-10-09 00:00:00

abstract：:A 5',7-methylguanosine cap is a quintessential feature of RNA polymerase II-transcribed RNAs, and a textbook aspect of co-transcriptional RNA processing. The cap is bound by the cap-binding complex (CBC), canonically consisting of nuclear cap-binding proteins 1 and 2 (NCBP1/2). Interest in the CBC has recently renewed...

journal_title：Nucleic acids research

authors： Dou Y,Kalmykova S,Pashkova M,Oghbaie M,Jiang H,Molloy KR,Chait BT,Rout MP,Fenyö D,Jensen TH,Altukhov I,LaCava J

更新日期：2020-10-09 00:00:00

abstract：:Poly(ADP-ribosyl)ation regulates numerous cellular processes like genome maintenance and cell death, thus providing protective functions but also contributing to several pathological conditions. Poly(ADP-ribose) (PAR) molecules exhibit a remarkable heterogeneity in chain lengths and branching frequencies, but the biol...

journal_title：Nucleic acids research

authors： Aberle L,Krüger A,Reber JM,Lippmann M,Hufnagel M,Schmalz M,Trussina IREA,Schlesiger S,Zubel T,Schütz K,Marx A,Hartwig A,Ferrando-May E,Bürkle A,Mangerich A

更新日期：2020-10-09 00:00:00

abstract：:To gain insight into the mechanistic link between translation termination and nonsense-mediated mRNA decay (NMD), we depleted the ribosome recycling factor ABCE1 in human cells, resulting in an upregulation of NMD-sensitive mRNAs. Suppression of NMD on these mRNAs occurs prior to their SMG6-mediated endonucleolytic cl...

journal_title：Nucleic acids research

authors： Annibaldis G,Domanski M,Dreos R,Contu L,Carl S,Kläy N,Mühlemann O

更新日期：2020-10-09 00:00:00

abstract：:The Xist lncRNA requires Repeat A, a conserved RNA element located in its 5' end, to induce gene silencing during X-chromosome inactivation. Intriguingly, Repeat A is also required for production of Xist. While silencing by Repeat A requires the protein SPEN, how Repeat A promotes Xist production remains unclear. We r...

journal_title：Nucleic acids research

authors： Trotman JB,Lee DM,Cherney RE,Kim SO,Inoue K,Schertzer MD,Bischoff SR,Cowley DO,Calabrese JM

更新日期：2020-10-09 00:00:00

abstract：:Stringent starvation protein A (SspA) is an RNA polymerase (RNAP)-associated protein involved in nucleotide metabolism, acid tolerance and virulence of bacteria. Despite extensive biochemical and genetic analyses, the precise regulatory role of SspA in transcription is still unknown, in part, because of a lack of stru...

journal_title：Nucleic acids research

authors： Wang F,Shi J,He D,Tong B,Zhang C,Wen A,Zhang Y,Feng Y,Lin W

更新日期：2020-09-25 00:00:00

abstract：:CTCF plays a pivotal role in mediating chromatin interactions, but it does not do so alone. A number of factors have been reported to co-localize with CTCF and regulate CTCF loops, but no comprehensive analysis of binding partners has been performed. This prompted us to identify CTCF loop participants and regulators b...

journal_title：Nucleic acids research

authors： Hu G,Dong X,Gong S,Song Y,Hutchins AP,Yao H

更新日期：2020-09-25 00:00:00

abstract：:RNA G-quadruplexes (G4s) are secondary structures proposed to function as regulators of post-transcriptional mRNA localisation and translation. G4s within some neuronal mRNAs are known to control distal localisation and local translation, contributing to distinct local proteomes that facilitate the synaptic remodellin...

journal_title：Nucleic acids research

authors： Maltby CJ,Schofield JPR,Houghton SD,O'Kelly I,Vargas-Caballero M,Deinhardt K,Coldwell MJ

更新日期：2020-09-25 00:00:00

abstract：:Transcription termination defines accurate transcript 3'-ends and ensures programmed transcriptomes, making it critical to life. However, transcription termination mechanisms remain largely unknown in Archaea. Here, we reported the physiological significance of the newly identified general transcription termination fa...

journal_title：Nucleic acids research

authors： Yue L,Li J,Zhang B,Qi L,Li Z,Zhao F,Li L,Zheng X,Dong X

更新日期：2020-09-25 00:00:00

abstract：:Inducible promoters are a central regulatory component in synthetic biology, metabolic engineering, and protein production for laboratory and commercial uses. Many of these applications utilize two or more exogenous promoters, imposing a currently unquantifiable metabolic burden on the living system. Here, we engineer...

journal_title：Nucleic acids research

authors： Davey JA,Wilson CJ

更新日期：2020-09-25 00:00:00

abstract：:We present NetCore, a novel network propagation approach based on node coreness, for phenotype-genotype associations and module identification. NetCore addresses the node degree bias in PPI networks by using node coreness in the random walk with restart procedure, and achieves improved re-ranking of genes after propag...

journal_title：Nucleic acids research

authors： Barel G,Herwig R

更新日期：2020-09-25 00:00:00

abstract：:Posttranslational modifications (PTMs) of histones represent a crucial regulatory mechanism of nucleosome and chromatin dynamics in various of DNA-based cellular processes, such as replication, transcription and DNA damage repair. Lysine succinylation (Ksucc) is a newly identified histone PTM, but its regulation and f...

journal_title：Nucleic acids research

authors： Jing Y,Ding D,Tian G,Kwan KCJ,Liu Z,Ishibashi T,Li XD

更新日期：2020-09-25 00:00:00

abstract：:Stable protein complexes, including those formed with RNA, are major building blocks of every living cell. Escherichia coli has been the leading bacterial organism with respect to global protein-protein networks. Yet, there has been no global census of RNA/protein complexes in this model species of microbiology. Here,...

journal_title：Nucleic acids research

authors： Hör J,Di Giorgio S,Gerovac M,Venturini E,Förstner KU,Vogel J

更新日期：2020-09-18 00:00:00

abstract：:The p53 transcription factor confers its potent tumor suppressor functions primarily through the regulation of a large network of target genes. The recent explosion of next generation sequencing protocols has enabled the study of the p53 gene regulatory network (GRN) and underlying mechanisms at an unprecedented depth...

journal_title：Nucleic acids research

authors： Sammons MA,Nguyen TT,McDade SS,Fischer M

更新日期：2020-09-18 00:00:00

abstract：:Gene losses provide an insightful route for studying the morphological and physiological adaptations of species, but their discovery is challenging. Existing genome annotation tools focus on annotating intact genes and do not attempt to distinguish nonfunctional genes from genes missing annotation due to sequencing an...

journal_title：Nucleic acids research

authors： Turakhia Y,Chen HI,Marcovitz A,Bejerano G

更新日期：2020-09-18 00:00:00

abstract：:We used the high resolution and accuracy of the Cambridge Structural Database (CSD) to provide detailed information regarding base pairing interactions of selected nucleobases. We searched for base pairs in which nucleobases interact with each other through two or more hydrogen bonds and form more or less planar struc...

journal_title：Nucleic acids research

authors： Cabaj MK,Dominiak PM

更新日期：2020-09-04 00:00:00

abstract：:DNA synthesis is a fundamental requirement for cell proliferation and DNA repair, but no single method can identify the location, direction and speed of replication forks with high resolution. Mammalian cells have the ability to incorporate thymidine analogs along with the natural A, T, G and C bases during DNA synthe...

journal_title：Nucleic acids research

authors： Georgieva D,Liu Q,Wang K,Egli D

更新日期：2020-09-04 00:00:00

abstract：:H/ACA small nucleolar RNAs (snoRNAs) guide pseudouridylation as part of a small nucleolar ribonucleoprotein complex (snoRNP). Disruption of H/ACA snoRNA levels in stem cells impairs pluripotency, yet it remains unclear how H/ACA snoRNAs contribute to differentiation. To determine if H/ACA snoRNA levels are dynamic dur...

journal_title：Nucleic acids research

authors： McCann KL,Kavari SL,Burkholder AB,Phillips BT,Hall TMT

更新日期：2020-09-04 00:00:00

abstract：:Single-cell RNA-sequencing (scRNA-seq) enables the characterization of transcriptomic profiles at the single-cell resolution with increasingly high throughput. However, it suffers from many sources of technical noises, including insufficient mRNA molecules that lead to excess false zero values, termed dropouts. Comput...

journal_title：Nucleic acids research

authors： Xu Y,Zhang Z,You L,Liu J,Fan Z,Zhou X

更新日期：2020-09-04 00:00:00

abstract：:Highly toxic DNA double-strand breaks (DSBs) readily trigger the DNA damage response (DDR) in cells, which delays cell cycle progression to ensure proper DSB repair. In Saccharomyces cerevisiae, mitotic S phase (20-30 min) is lengthened upon DNA damage. During meiosis, Spo11-induced DSB onset and repair lasts up to 5 ...

journal_title：Nucleic acids research

authors： Woo TT,Chuang CN,Higashide M,Shinohara A,Wang TF

更新日期：2020-09-04 00:00:00

abstract：:Alternative splicing (AS) and alternative polyadenylation (APA) generate diverse transcripts in mammalian genomes during development and differentiation. Epigenetic marks such as trimethylation of histone H3 lysine 36 (H3K36me3) and DNA methylation play a role in generating transcriptome diversity. Intragenic CpG isla...

journal_title：Nucleic acids research

authors： Amante SM,Montibus B,Cowley M,Barkas N,Setiadi J,Saadeh H,Giemza J,Contreras-Castillo S,Fleischanderl K,Schulz R,Oakey RJ

更新日期：2020-09-04 00:00:00

abstract：:Specific nucleic acid sequences can be detected in individual cells by in situ hybridization. However, when very few copies of a target sequence are present per cell, its signal is undetectable by flow cytometry. Although various approaches have been developed to increase fluorescence signals for in situ hybridization...

journal_title：Nucleic acids research

authors： Uno N,Kaku N,Morinaga Y,Hasegawa H,Yanagihara K

更新日期：2020-09-04 00:00:00

abstract：:Circular DNA can arise from all parts of eukaryotic chromosomes. In yeast, circular ribosomal DNA (rDNA) accumulates dramatically as cells age, however little is known about the accumulation of other chromosome-derived circles or the contribution of such circles to genetic variation in aged cells. We profiled circular...

journal_title：Nucleic acids research

authors： Prada-Luengo I,Møller HD,Henriksen RA,Gao Q,Larsen CE,Alizadeh S,Maretty L,Houseley J,Regenberg B

更新日期：2020-08-20 00:00:00

abstract：:In synthetic circuits, CRISPR-Cas systems have been used effectively for endpoint changes from an initial state to a final state, such as in logic gates. Here, we use deactivated Cas9 (dCas9) and deactivated Cas12a (dCas12a) to construct dynamic RNA ring oscillators that cycle continuously between states over time in ...

journal_title：Nucleic acids research

authors： Kuo J,Yuan R,Sánchez C,Paulsson J,Silver PA

更新日期：2020-08-20 00:00:00

abstract：:Allostery is comprehensively studied for natural macromolecules, such as proteins and nucleic acids. Here, we present controllable allostery of synthetic DNA nanostructure-enzyme systems. Rational designs of the synthetic allosteric systems are based on an in-depth understanding of allosteric sites with several types ...

journal_title：Nucleic acids research

authors： Yan Q,Wang Y,Shi J,Wei B

更新日期：2020-07-27 00:00:00

abstract：:Methylation of miRNAs at the 2'-hydroxyl group on the ribose at 3'-end (2'-O-methylation, 2'Ome) is critical for miRNA function in plants and Drosophila. Whether this methylation phenomenon exists for mammalian miRNA remains unknown. Through LC-MS/MS analysis, we discover that majority of miR-21-5p isolated from human...

journal_title：Nucleic acids research

authors： Liang H,Jiao Z,Rong W,Qu S,Liao Z,Sun X,Wei Y,Zhao Q,Wang J,Liu Y,Chen X,Wang T,Zhang CY,Zen K

更新日期：2020-07-27 00:00:00

abstract：:The modulation of GLI2, an oncogenic transcription factor commonly upregulated in cancer, is in many cases not due to genetic defects, suggesting dysregulation through alternative mechanisms. The identity of these molecular events remains for the most part unknown. Here, we identified TFII-I as a novel repressor of GL...

journal_title：Nucleic acids research

authors： McCleary-Wheeler AL,Paradise BD,Almada LL,Carlson AJ,Marks DL,Vrabel A,Vera RE,Sigafoos AN,Olson RL,Fernandez-Zapico ME

更新日期：2020-07-27 00:00:00

abstract：:Despite two decades of study, the full scope of RNAi in mammalian cells has remained obscure. Here we combine: (i) Knockout of argonaute (AGO) variants; (ii) RNA sequencing analysis of gene expression changes and (iii) Enhanced Crosslinking Immunoprecipitation Sequencing (eCLIP-seq) using anti-AGO2 antibody to identif...

journal_title：Nucleic acids research

authors： Chu Y,Kilikevicius A,Liu J,Johnson KC,Yokota S,Corey DR

更新日期：2020-07-27 00:00:00

abstract：:Digital PCR provides high sensitivity and unprecedented accuracy in DNA quantification, but current approaches require dedicated instrumentation and have limited opportunities for multiplexing. Here, we present an isothermal platform for digital enumeration of DNA reaction products in multiplex via standard fluorescen...

journal_title：Nucleic acids research

authors： Björkesten J,Patil S,Fredolini C,Lönn P,Landegren U

更新日期：2020-07-27 00:00:00