Replacement of invariant bZip residues within the basic region of the yeast transcriptional activator GCN4 can change its DNA binding specificity.

abstract：:The development of genetic switches and their integrated forms (genetic circuits) with desired specifications/functions is key for success in synthetic biology. Due to the difficulty in rational design, genetic switches and circuits with desirable specifications are mostly obtained by directed evolution. Based on a vi...

journal_title：Nucleic acids research

authors： Tashiro Y,Fukutomi H,Terakubo K,Saito K,Umeno D

更新日期：2011-02-01 00:00:00

abstract：:Deproteinated 16S RNA was iodinated at pH 5.0 in an aqueous solution containing TlCl3 plus KI for 1-5 hours at 42 degrees C. Under these conditions 33 moles of iodine are incorporated per mole of RNA. As judged by sucrose gradient sedimentation, the iodinated RNA does not exhibit any large alteration in conformation a...

journal_title：Nucleic acids research

authors： Schendel PL,Craven GR

更新日期：1976-11-01 00:00:00

abstract：:We have prepared several novel phosphoramidites and have synthesised oligonucleotides incorporating them internally. The presence of these residues in an oligonucleotide template presents an impossible barrier to primed synthesis by Taq DNA polymerase. When extended as polymerase chain reaction products, these oligonu...

journal_title：Nucleic acids research

authors： Newton CR,Holland D,Heptinstall LE,Hodgson I,Edge MD,Markham AF,McLean MJ

更新日期：1993-03-11 00:00:00

abstract：:A multivariate statistical method called correspondence analysis was used to examine the codon usage of one-hundred-and-one nuclear genes of maize (Zea mays L.). Forty percent of the variation in codon usage was due to bias toward G or C-ending versus A or U-ending codons. Differences in levels of G-ending codons show...

journal_title：Nucleic acids research

authors： Fennoy SL,Bailey-Serres J

更新日期：1993-11-25 00:00:00

abstract：:The identification and characterization of binding sites of DNA-binding molecules, including transcription factors (TFs), is a critical problem at the interface of chemistry, biology and molecular medicine. The Cognate Site Identification (CSI) array is a high-throughput microarray platform for measuring comprehensive...

journal_title：Nucleic acids research

authors： Keleş S,Warren CL,Carlson CD,Ansari AZ

更新日期：2008-06-01 00:00:00

abstract：:The Comparative Toxicogenomics Database (CTD; http://ctdbase.org/) is a premier public resource for literature-based, manually curated associations between chemicals, gene products, phenotypes, diseases, and environmental exposures. In this biennial update, we present our new chemical-phenotype module that codes chemi...

journal_title：Nucleic acids research

authors： Davis AP,Grondin CJ,Johnson RJ,Sciaky D,McMorran R,Wiegers J,Wiegers TC,Mattingly CJ

更新日期：2019-01-08 00:00:00

abstract：:ModBase (http://salilab.org/modbase) is a database of annotated comparative protein structure models. The models are calculated by ModPipe, an automated modeling pipeline that relies primarily on Modeller for fold assignment, sequence-structure alignment, model building and model assessment (http://salilab.org/modelle...

journal_title：Nucleic acids research

authors： Pieper U,Webb BM,Barkan DT,Schneidman-Duhovny D,Schlessinger A,Braberg H,Yang Z,Meng EC,Pettersen EF,Huang CC,Datta RS,Sampathkumar P,Madhusudhan MS,Sjölander K,Ferrin TE,Burley SK,Sali A

更新日期：2011-01-01 00:00:00

abstract：:Homologous recombination provides a means for the in vivo construction of recombinant DNA molecules that may be problematic to assemble in vitro. We have investigated the efficiency of recombination within the Caenorhabditis elegans germ line as a function of the length of homology between recombining molecules. Our f...

journal_title：Nucleic acids research

authors： Kemp BJ,Hatzold J,Sternick LA,Cornman-Homonoff J,Whitaker JM,Tieu PJ,Lambie EJ

更新日期：2007-01-01 00:00:00

abstract：:The minor groove binding asymmetric cyanine dye 4-[(3-methyl-6-(benzothiazol-2-yl)-2,3-dihydro- (benzo-1,3-thiazole)-2-methylidene)]-1-methyl-pyridin ium iodide (BEBO) is tested as sequence non- specific label in real-time PCR. The fluorescence intensity of BEBO increases upon binding to double-stranded DNA allowing e...

journal_title：Nucleic acids research

authors： Bengtsson M,Karlsson HJ,Westman G,Kubista M

更新日期：2003-04-15 00:00:00

abstract：:Although the involvement of Ser/Arg-rich (SR) proteins in RNA metabolism is well documented, their role in vertebrate development remains elusive. We, therefore, elected to take advantage of the zebrafish model organism to study the SR genes' functions using the splicing morpholino (sMO) microinjection and the program...

journal_title：Nucleic acids research

authors： Joris M,Schloesser M,Baurain D,Hanikenne M,Muller M,Motte P

更新日期：2017-09-19 00:00:00

abstract：:Adenosine-to-inosine (A-to-I) RNA editing is a common post transcriptional modification. It has a critical role in protecting against false activation of innate immunity by endogenous double stranded RNAs and has been associated with various regulatory processes and diseases such as autoimmune and cardiovascular disea...

journal_title：Nucleic acids research

authors： Schaffer AA,Kopel E,Hendel A,Picardi E,Levanon EY,Eisenberg E

更新日期：2020-06-19 00:00:00

abstract：:A dot hybridization method is presented for rapidly determining the relative concentrations of nucleic acids in a mixture, as well as the extent of sequence homology between related RNA or DNA species. ...

journal_title：Nucleic acids research

authors： Kafatos FC,Jones CW,Efstratiadis A

更新日期：1979-11-24 00:00:00

abstract：:Members of the Tc1/mariner superfamily of transposable elements isolated from vertebrates are transpositionally inactive due to the accumulation of mutations in their transposase genes. A novel open reading frame-trapping method was used to isolate uninterrupted transposase coding regions from the genome of the frog s...

journal_title：Nucleic acids research

authors： Miskey C,Izsvák Z,Plasterk RH,Ivics Z

更新日期：2003-12-01 00:00:00

abstract：:Small regulatory RNAs (sRNAs) from bacterial chromosomes became the focus of research over the past five years. However, relatively little is known in terms of structural requirements, kinetics of interaction with their targets and degradation in contrast to well-studied plasmid-encoded antisense RNAs. Here, we presen...

journal_title：Nucleic acids research

authors： Heidrich N,Moll I,Brantl S

更新日期：2007-01-01 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：:Recognition of genomic binding sites by transcription factors can occur through base-specific recognition, or by recognition of variations within the structure of the DNA macromolecule. In this article, we investigate what information can be retrieved from local DNA structural properties that is relevant to transcript...

journal_title：Nucleic acids research

authors： Meysman P,Dang TH,Laukens K,De Smet R,Wu Y,Marchal K,Engelen K

更新日期：2011-01-01 00:00:00

abstract：:Two CTAG-recognizing restriction and modification (R/M) systems, designated MthZI and MthFI, were identified in the thermophilic archaeon Methanobacterium thermoformicicum strains Z-245 and FTF, respectively. Further analysis revealed that the methyltransferase (MTase) genes are plasmid-located in both strains. The pl...

journal_title：Nucleic acids research

authors： Nölling J,de Vos WM

更新日期：1992-10-11 00:00:00

abstract：:The primary function of microRNAs (miRNAs) is to maintain cell homeostasis. In cancerous tissues miRNAs' expression undergo drastic alterations. In this study, we use miRNA expression profiles from The Cancer Genome Atlas of 24 cancer types and 3 healthy tissues, collected from >8500 samples. We seek to classify the c...

journal_title：Nucleic acids research

authors： Rasnic R,Linial N,Linial M

更新日期：2017-05-19 00:00:00

abstract：:The 3' splice site of the second intron (I2) of the human apolipoprotein-AII gene, (GT)16GGGCAG, is unique in that, although fully functional, a stretch of alternating guanine and thymine residues replaces the polypyrimidine tract usually associated with 3' splice junctions. The transient expression of successive 5' d...

journal_title：Nucleic acids research

authors： Shelley CS,Baralle FE

更新日期：1987-05-11 00:00:00

abstract：:Recent studies have employed cross-species comparisons of transcription factor binding, reporting significant regulatory network 'rewiring' between species. Here, we address how a transcriptional repressor targets and regulates neural genes differentially between human and mouse embryonic stem cells (ESCs). We find th...

journal_title：Nucleic acids research

authors： Rockowitz S,Zheng D

更新日期：2015-07-13 00:00:00

abstract：:DNA primases recognize single-stranded DNA (ssDNA) sequences to synthesize RNA primers during lagging-strand replication. Arabidopsis thaliana encodes an ortholog of the DNA primase-helicase from bacteriophage T7, dubbed AtTwinkle, that localizes in chloroplasts and mitochondria. Herein, we report that AtTwinkle synth...

journal_title：Nucleic acids research

authors： Peralta-Castro A,Baruch-Torres N,Brieba LG

更新日期：2017-10-13 00:00:00

abstract：:The ever growing number of completely sequenced prokaryotic genomes facilitates cross-species comparisons by genomic annotation algorithms. This paper introduces a new probabilistic framework for comparative genomic analysis and demonstrates its utility in the context of improving the accuracy of prokaryotic gene star...

journal_title：Nucleic acids research

authors： Walker M,Pavlovic V,Kasif S

更新日期：2002-07-15 00:00:00

abstract：:The rolling circle DNA replication structures generated by the in vitro phage T4 replication system were analyzed using two-dimensional agarose gels. Replication structures were generated in the presence or absence of T4 primase (gp61), permitting the analysis of replication forks with either duplex or single-stranded...

journal_title：Nucleic acids research

authors： Belanger KG,Mirzayan C,Kreuzer HE,Alberts BM,Kreuzer KN

更新日期：1996-06-01 00:00:00

abstract：:The engineering of new enzymes that efficiently and specifically modify DNA sequences is necessary for the development of enhanced gene therapies and genetic studies. To address this need, we developed a robust strategy for evolving site-specific recombinases with novel substrate specificities. In this system, recombi...

journal_title：Nucleic acids research

authors： Gersbach CA,Gaj T,Gordley RM,Barbas CF 3rd

更新日期：2010-07-01 00:00:00

abstract：:The 34-nucleotide trans-activator (TA) located within the RNA-2 of Red clover necrotic mosaic virus folds into a simple hairpin. The eight-nucleotide TA loop base pairs with eight complementary nucleotides in the TA binding sequence (TABS) of the capsid protein subgenomic promoter on RNA-1 and trans-activates subgenom...

journal_title：Nucleic acids research

authors： Guenther RH,Sit TL,Gracz HS,Dolan MA,Townsend HL,Liu G,Newman WH,Agris PF,Lommel SA

更新日期：2004-05-20 00:00:00

abstract：:In small RNA (smRNA) sequencing studies, highly abundant molecules such as adapter dimer products and tissue-specific microRNAs (miRNAs) inhibit accurate quantification of lowly expressed species. We previously developed a method to selectively deplete highly abundant miRNAs. However, this method does not deplete adap...

journal_title：Nucleic acids research

authors： Hardigan AA,Roberts BS,Moore DE,Ramaker RC,Jones AL,Myers RM

更新日期：2019-08-22 00:00:00

abstract：:We describe improve enzymatic methods for sequencing method for sequencing DNA. They are based on partial digestion of duplex DNA with exonuclease III to produce DNA molecules with 3' ends shortened to varying lengths, followed by repair synthesis to extend and label the 3' ends. After asymmetrical cleavage of the DNA...

journal_title：Nucleic acids research

authors： Guo LH,Wu R

更新日期：1982-03-25 00:00:00

abstract：:Here, with the aim of obtaining insight into the intriguing selectivity of G-quadruplex (G4) ligands toward cancer compared to normal cells, a genetically controlled system of progressive transformation in human BJ fibroblasts was analyzed. Among the different comparative evaluations, we found a progressive increase o...

journal_title：Nucleic acids research

authors： Salvati E,Rizzo A,Iachettini S,Zizza P,Cingolani C,D'Angelo C,Porru M,Mondello C,Aiello A,Farsetti A,Gilson E,Leonetti C,Biroccio A

更新日期：2015-02-18 00:00:00

abstract：:Site-directed RNA editing (SDRE) is a strategy to precisely alter genetic information within mRNAs. By linking the catalytic domain of the RNA editing enzyme ADAR to an antisense guide RNA, specific adenosines can be converted to inosines, biological mimics for guanosine. Previously, we showed that a genetically encod...

journal_title：Nucleic acids research

authors： Montiel-González MF,Vallecillo-Viejo IC,Rosenthal JJ

更新日期：2016-12-01 00:00:00

abstract：:The eukaryotic mismatch repair protein Msh6 shares five domains in common with other MutS members. However, it also contains several hundred additional residues at its N-terminus. A few of these residues bind to PCNA, but the functions of the other amino acids in the N-terminal region (NTR) are unknown. Here we demons...

journal_title：Nucleic acids research

authors： Clark AB,Deterding L,Tomer KB,Kunkel TA

更新日期：2007-01-01 00:00:00