Transmission of dynamic supercoiling in linear and multi-way branched DNAs and its regulation revealed by a fluorescent G-quadruplex torsion sensor.

abstract：:It is informative to detect highly conserved positions in proteins and nucleic acid sequence/structure since they are often indicative of structural and/or functional importance. ConSurf (http://consurf.tau.ac.il) and ConSeq (http://conseq.tau.ac.il) are two well-established web servers for calculating the evolutionar...

journal_title：Nucleic acids research

authors： Ashkenazy H,Erez E,Martz E,Pupko T,Ben-Tal N

更新日期：2010-07-01 00:00:00

abstract：:DNA bearing lambda operator sequences was methylated by dimethyl sulfate (DMS) in the presence or absence of lambda repressor. Under the experimental conditions, DMS methylates only the purine residues. The presence of lambda repressor affects only the methylation of certain G residues in the operators. Repressor bloc...

journal_title：Nucleic acids research

authors： Humayun Z,Kleid D,Ptashne M

更新日期：1977-01-01 00:00:00

abstract：:As the formation of ribonucleoprotein complexes is a major mechanism of angiotensin II type 1 receptor (AT1R) regulation, we sought to identify novel AT1R mRNA binding proteins. By affinity purification and mass spectroscopy, we identified TIA-1. This interaction was confirmed by colocalization of AT1R mRNA and TIA-1 ...

journal_title：Nucleic acids research

authors： Backlund M,Paukku K,Kontula KK,Lehtonen JY

更新日期：2016-04-20 00:00:00

abstract：:Conformations of 8-bromo-2'-[unk]-triisopropylbenzenesulfonyladenosine ([unk]) and its 3'-[unk]-isomer ([unk]) in solution have been determined by the use of intramolecular nuclear Overhauser effects in (1)H NMR spectroscopy. Compound [unk] has been proved to have a conformation in which the adenosine and benzene ring...

journal_title：Nucleic acids research

authors： Ueyama M,Tori K,Ikehara M,Kaneko M

更新日期：1974-06-01 00:00:00

abstract：:For high-throughput in vitro protein selection using genotype (mRNA)-phenotype (protein) fusion formation and C-terminal protein labeling as a post-selection analysis, it is important to improve the stability and efficiency of mRNA templates for both technologies. Here we describe an efficient single-strand ligation (...

journal_title：Nucleic acids research

authors： Miyamoto-Sato E,Takashima H,Fuse S,Sue K,Ishizaka M,Tateyama S,Horisawa K,Sawasaki T,Endo Y,Yanagawa H

更新日期：2003-08-01 00:00:00

abstract：:Short oligo(deoxynucleoside phosphorothioate)s were analyzed as a pool of individual diastereomeric species. The composition of such mixtures, determined by means of HPLC, indicates that consecutive couplings in commonly used phosphoramidite chemistry lead to increasing contents of the Rp isomer. Methods of analysis a...

journal_title：Nucleic acids research

authors： Wilk A,Stec WJ

更新日期：1995-02-11 00:00:00

abstract：:Here we employ a set of RNA Polymerase II (Pol II) activity mutants to determine the consequences of increased or decreased Pol II catalysis on gene expression in Saccharomyces cerevisiae. We find that alteration of Pol II catalytic rate, either fast or slow, leads to decreased Pol II occupancy and apparent reduction ...

journal_title：Nucleic acids research

authors： Malik I,Qiu C,Snavely T,Kaplan CD

更新日期：2017-05-05 00:00:00

abstract：:Deep mutational scanning has been used to create high-resolution DNA sequence maps that illustrate the functional consequences of large numbers of point mutations. However, this approach has not yet been applied to libraries of genes created by random circular permutation, an engineering strategy that is used to creat...

journal_title：Nucleic acids research

authors： Atkinson JT,Jones AM,Zhou Q,Silberg JJ

更新日期：2018-07-27 00:00:00

abstract：:The Dnd (DNA degradation) phenotype, reflecting a novel DNA modification by sulfur in Streptomyces lividans 1326, was strongly aggravated when one (dndB) of the five genes (dndABCDE) controlling it was mutated. Electrophoretic banding patterns of a plasmid (pHZ209), reflecting DNA degradation, displayed a clear change...

journal_title：Nucleic acids research

authors： Liang J,Wang Z,He X,Li J,Zhou X,Deng Z

更新日期：2007-01-01 00:00:00

abstract：:Three new proteins which selectively bind to UV-damaged DNA were identified and purified to near homogeneity from UV-irradiated Drosophila melanogaster embryos through several column chromatographies. These proteins, tentatively designated as D-DDB P1, P2 and P3, can be identified as different complex bands in a gel s...

journal_title：Nucleic acids research

authors： Kai M,Takahashi T,Todo T,Sakaguchi K

更新日期：1995-07-25 00:00:00

abstract：:The complete mitochondrial (mt) genome of Crossostoma lacustre, a freshwater loach from mountain stream of Taiwan, has been cloned and sequenced. This fish mt genome, consisting of 16558 base-pairs, encodes genes for 13 proteins, two rRNAs, and 22 tRNAs, in addition to a regulatory sequence for replication and transcr...

journal_title：Nucleic acids research

authors： Tzeng CS,Hui CF,Shen SC,Huang PC

更新日期：1992-09-25 00:00:00

abstract：:The anaerobically-regulated nirB promoter was used to express heterologous genes in Escherichia coli. Under anaerobic conditions the promoter was able to express tetanus toxin fragment C at approximately 20% total cell protein (tcp) and the Bordetella pertussis antigen pertactin at greater than 30% tcp. These levels a...

journal_title：Nucleic acids research

authors： Oxer MD,Bentley CM,Doyle JG,Peakman TC,Charles IG,Makoff AJ

更新日期：1991-06-11 00:00:00

abstract：:SSCP and heteroduplex analysis (HA) continue to be the most popular methods of mutation detection due to their simplicity, high sensitivity and low cost. The advantages of these methods are most clearly visible when large genes, such as BRCA1 and BRCA2, are scanned for scattered unknown mutations and/or when a large n...

journal_title：Nucleic acids research

authors： Kozlowski P,Krzyzosiak WJ

更新日期：2001-07-15 00:00:00

abstract：:The 80S ribosome from Saccharomyces cerevisiae has been reconstructed from cryo electron micrographs to a resolution of 35 A. It is strikingly similar to the 70S ribosome from Escherichia coli, while displaying the characteristic eukaryotic features familiar from reconstructions of ribosomes from higher eukaryotes. As...

journal_title：Nucleic acids research

authors： Verschoor A,Warner JR,Srivastava S,Grassucci RA,Frank J

更新日期：1998-01-15 00:00:00

abstract：:Identification of MHC-binding peptides is a prerequisite in rational design of T-cell based peptide vaccines. During the past decade a number of computational approaches have been introduced for the prediction of MHC-binding peptides, efficiently reducing the number of candidate binders that need to be experimentally ...

journal_title：Nucleic acids research

authors： Dönnes P,Kohlbacher O

更新日期：2006-07-01 00:00:00

abstract：:Unmodified tRNA molecules are useful for many purposes in cell-free protein biosynthesis, but there is little information about how the lack of tRNA post-transcriptional modifications affects the coding specificity for synonymous codons. In the present study, we prepared an unmodified form of Escherichia coli tRNA1Ser...

journal_title：Nucleic acids research

authors： Takai K,Takaku H,Yokoyama S

更新日期：1996-08-01 00:00:00

abstract：:The ribosomal proteins L4 and L22 form part of the peptide exit tunnel in the large ribosomal subunit. In Escherichia coli, alterations in either of these proteins can confer resistance to the macrolide antibiotic, erythromycin. The structures of the 30S as well as the 50S subunits from each antibiotic resistant mutan...

journal_title：Nucleic acids research

authors： O'Connor M,Gregory ST,Dahlberg AE

更新日期：2004-10-27 00:00:00

abstract：:A cDNA that encodes a transcription factor able to recognize the thyroglobulin gene promoter in vitro was isolated from a dog thyroid cDNA expression library in lambda gt11. The library was screened with a multimerized 20 bp-oligonucleotide probe corresponding to the -126 to -107 bp region of the bovine thyroglobulin ...

journal_title：Nucleic acids research

authors： Javaux F,Donda A,Vassart G,Christophe D

更新日期：1991-03-11 00:00:00

abstract：:Unfolding of the nucleosomes in transcriptionally active chromatin uncovers the sulfhydryl groups of histone H3 and permits the selective recovery of the unfolded nucleosomes by mercury-affinity chromatography. This new technique has been used to compare the nucleosomal proteins and their postsynthetic modifications i...

journal_title：Nucleic acids research

authors： Sterner R,Boffa LC,Chen TA,Allfrey VG

更新日期：1987-06-11 00:00:00

abstract：:A comparison of gene structure, sequence, and transcription pattern of heat shock loci 93D of Drosophila melanogaster and 48B of Drosophila hydei has been performed. Both heat shock loci consist of an unique region that is flanked by an internally repetitive element. Different members of these elements are highly cons...

journal_title：Nucleic acids research

authors： Ryseck RP,Walldorf U,Hoffmann T,Hovemann B

更新日期：1987-04-24 00:00:00

abstract：:A repeated sequence element which is located about 200 nucleotides upstream from the protein-coding portion of the muscle actin gene (probably within a large 5' intron) in the genome of the sea urchin, Strongylocentrotus purpuratus has been characterized, and shown to contain the sequence features which indicate that ...

journal_title：Nucleic acids research

authors： Nisson PE,Hickey RJ,Boshar MF,Crain WR Jr

更新日期：1988-02-25 00:00:00

abstract：:Restriction endonucleases are highly specific in recognizing the particular DNA sequence they act on. However, their activity is affected by sequence context, enzyme concentration and buffer composition. Changes in these factors may lead to either ineffective cleavage at the cognate restriction site or relaxed specifi...

journal_title：Nucleic acids research

authors： Kamps-Hughes N,Quimby A,Zhu Z,Johnson EA

更新日期：2013-06-01 00:00:00

abstract：:Proteins are highly dynamic molecules, whose function is intrinsically linked to their molecular motions. Despite the pivotal role of protein dynamics, their computational simulation cost has led to most structure-based approaches for assessing the impact of mutations on protein structure and function relying upon sta...

journal_title：Nucleic acids research

authors： Rodrigues CH,Pires DE,Ascher DB

更新日期：2018-07-02 00:00:00

abstract：:Eukaryotic tRNAs are transcribed as precursors. A 5'-end leader and 3'-end trailer are endonucleolytically removed by RNase P and 3'-tRNase before 3'-end CCA addition, aminoacylation, nuclear export and translation. 3'-End -CC can be a 3'-tRNase anti-determinant with the ability to prevent mature tRNA from recycling t...

journal_title：Nucleic acids research

authors： Levinger L,Jacobs O,James M

更新日期：2001-11-01 00:00:00

abstract：:The IMGT/HLA database (http://www.ebi.ac.uk/imgt/hla) has provided a centralized repository for the sequences of the alleles named by the WHO Nomenclature Committee for Factors of the HLA System for the past four years. Since its initial release the database has grown and is the primary source of information for the s...

journal_title：Nucleic acids research

authors： Robinson J,Waller MJ,Parham P,de Groot N,Bontrop R,Kennedy LJ,Stoehr P,Marsh SG

更新日期：2003-01-01 00:00:00

abstract：:A system for the tetracycline-inducible regulation of gene expression in mycobacteria has been developed. We have sub-cloned the tetRO region from the Corynebacterium glutamicum TetZ locus into a mycobacterial shuttle plasmid, making expression of genes cloned downstream of tetRO responsive to tetracycline. Using the ...

journal_title：Nucleic acids research

authors： Blokpoel MC,Murphy HN,O'Toole R,Wiles S,Runn ES,Stewart GR,Young DB,Robertson BD

更新日期：2005-02-01 00:00:00

abstract：:The increasing availability of multi-omic platforms poses new challenges to data analysis. Joint visualization of multi-omics data is instrumental in better understanding interconnections across molecular layers and in fully utilizing the multi-omic resources available to make biological discoveries. We present here P...

journal_title：Nucleic acids research

authors： Hernández-de-Diego R,Tarazona S,Martínez-Mira C,Balzano-Nogueira L,Furió-Tarí P,Pappas GJ Jr,Conesa A

更新日期：2018-07-02 00:00:00

abstract：:Many genetic manipulations are limited by difficulty in obtaining adequate levels of protein expression. Bioinformatic and experimental studies have identified nucleotide sequence features that may increase expression, however it is difficult to assess the relative influence of these features. Zebrafish embryos are ra...

journal_title：Nucleic acids research

authors： Horstick EJ,Jordan DC,Bergeron SA,Tabor KM,Serpe M,Feldman B,Burgess HA

更新日期：2015-04-20 00:00:00

abstract：:The VISTA portal for comparative genomics is designed to give biomedical scientists a unified set of tools to lead them from the raw DNA sequences through the alignment and annotation to the visualization of the results. The VISTA portal also hosts the alignments of a number of genomes computed by our group, allowing ...

journal_title：Nucleic acids research

authors： Brudno M,Poliakov A,Minovitsky S,Ratnere I,Dubchak I

更新日期：2007-07-01 00:00:00

abstract：:The Human Gene and Protein Database (HGPD; http://www.HGPD.jp/) is a unique database that stores information on a set of human Gateway entry clones in addition to protein expression and protein synthesis data. The HGPD was launched in November 2008, and 33,275 human Gateway entry clones have been constructed from the ...

journal_title：Nucleic acids research

authors： Maruyama Y,Kawamura Y,Nishikawa T,Isogai T,Nomura N,Goshima N

更新日期：2012-01-01 00:00:00