A lac promoter with a changed distance between -10 and -35 regions.

abstract：:Chicken-erythrocyte inner histone tetramer has been complexed with several natural and synthetic DNA duplexes by salt-gradient dialysis at various protein/DNA ratios. The resulting complexes, in low-ionic-strength buffer, have been examined by electron microscopy, circular dichroism, and thermal denaturation. Electron...

journal_title：Nucleic acids research

authors： Bryan PN,Wright EB,Hsie MH,Olins AL,Olins DE

更新日期：1978-10-01 00:00:00

abstract：:Heat shock genes are activated by the binding of the heat shock transcription factor (HSF) to heat shock elements (HSEs), consisting of arrays of the 5-bp unit NGAAN arranged as inverted repeats. Here, we have investigated the interaction of the 5-bp unit with HSFs of Drosophila and Saccharomyces. Mutations within the...

journal_title：Nucleic acids research

authors： Fernandes M,Xiao H,Lis JT

更新日期：1994-01-25 00:00:00

abstract：:The Yeast Protein Localization database (YPL.db) contains information about the localization patterns of yeast proteins resulting from microscopic analyses. The data and parameters of the experiments to obtain the localization information, together with images from confocal or video microscopy, are stored in a relatio...

journal_title：Nucleic acids research

authors： Habeler G,Natter K,Thallinger GG,Crawford ME,Kohlwein SD,Trajanoski Z

更新日期：2002-01-01 00:00:00

abstract：:Here, we describe two freely available web servers for molecular docking. The PatchDock method performs structure prediction of protein-protein and protein-small molecule complexes. The SymmDock method predicts the structure of a homomultimer with cyclic symmetry given the structure of the monomeric unit. The inputs t...

journal_title：Nucleic acids research

authors： Schneidman-Duhovny D,Inbar Y,Nussinov R,Wolfson HJ

更新日期：2005-07-01 00:00:00

abstract：:The intron 2 of the murine thymidine kinase (TK) gene was observed to contain two DNase hypersensitive site. In vitro footprinting experiments indicated specific binding sites for nuclear proteins which were characterized within the sequence of intron 2. Two GC boxes (binding sites for transcription factor SP1) and tw...

journal_title：Nucleic acids research

authors： Rotheneder H,Grabner M,Wintersberger E

更新日期：1991-12-25 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：:The effect of mutations in the highly conserved Y-GG/A motif of B-type DNA polymerases was studied in the DNA polymerase from the hyperthermophilic euryarchaeon Thermococcus aggregans. This motif plays a critical role in the balance between the synthesis and degradation of the DNA chain. Five different mutations of th...

journal_title：Nucleic acids research

authors： Böhlke K,Pisani FM,Vorgias CE,Frey B,Sobek H,Rossi M,Antranikian G

更新日期：2000-10-15 00:00:00

abstract：:Bursts of free radicals produced by ionization of water in close vicinity to DNA can produce clusters of opposed DNA lesions and these are termed multiply damaged sites (MDS). How MDS are processed by the Escherichia coli DNA glycosylases, endonuclease (endo) III and endo VIII, which recognize oxidized pyrimidines, is...

journal_title：Nucleic acids research

authors： Harrison L,Hatahet Z,Purmal AA,Wallace SS

更新日期：1998-02-15 00:00:00

abstract：:The Mouse Genome Database (MGD, http://www.informatics.jax.org/), integrates genetic, genomic and phenotypic information about the laboratory mouse, a primary animal model for studying human biology and disease. Information in MGD is obtained from diverse sources, including the scientific literature and external datab...

journal_title：Nucleic acids research

authors： Blake JA,Bult CJ,Eppig JT,Kadin JA,Richardson JE,Mouse Genome Database Group.

更新日期：2009-01-01 00:00:00

abstract：:The somatic V(D)J recombination for the assembly of the Ig and TCR genes is mediated by the recombination signal sequences (Rss) and the V(D)J recombinase. A cDNA clone was isolated from a lambda gt11 expression library made from mouse thymocyte poly(A)+ RNA, using the Rss as a ligand. The deduced amino acid sequence ...

journal_title：Nucleic acids research

authors： Wu LC,Mak CH,Dear N,Boehm T,Foroni L,Rabbitts TH

更新日期：1993-11-11 00:00:00

abstract：:After ionising radiation double-strand breaks (dsb) are lethal if not repaired or misrepaired. Cell killing is greatly enhanced by hyperthermia and it is questioned here whether heat not only affects dsb repair capacity but also fidelity in a chromosomal context. dsb repair experiments were designed so as to mainly sc...

journal_title：Nucleic acids research

authors： El-Awady RA,Dikomey E,Dahm-Daphi J

更新日期：2001-05-01 00:00:00

abstract：:A repeated non-coding DNA sequence d(TTAGGG)n is present in the telomeric ends of all human chromosomes. These repeats can adopt multiple inter and intramolecular non-B-DNA conformations that may play an important role in biological processes. Two intramolecular structures of the telomeric oligonucleotide dAGGG(TTAGGG...

journal_title：Nucleic acids research

authors： He Y,Neumann RD,Panyutin IG

更新日期：2004-10-08 00:00:00

abstract：:WebProAnalyst is a web-accessible analysis tool (http://wwwmgs.bionet.nsc.ru/mgs/programs/panalyst/) designed for scanning quantitative structure-activity relationships in protein families. The tool allows users to search correlations between protein activity and physicochemical characteristics (i.e. hydrophobicity or...

journal_title：Nucleic acids research

authors： Ivanisenko VA,Eroshkin AM,Kolchanov NA

更新日期：2005-07-01 00:00:00

abstract：:Unrepaired DNA damage may arrest ongoing replication forks, potentially resulting in fork collapse, increased mutagenesis and genomic instability. Replication through DNA lesions depends on mono- and polyubiquitylation of proliferating cell nuclear antigen (PCNA), which enable translesion synthesis (TLS) and template ...

journal_title：Nucleic acids research

authors： Juhasz S,Balogh D,Hajdu I,Burkovics P,Villamil MA,Zhuang Z,Haracska L

更新日期：2012-11-01 00:00:00

abstract：:We have generated transgenic mice that express a diverse repertoire of human sequence immunoglobulins. The expression of this repertoire is directed by light and heavy chain minilocus transgenes comprised of human protein coding sequences in an unrearranged, germ-line configuration. In this paper we describe the const...

journal_title：Nucleic acids research

authors： Taylor LD,Carmack CE,Schramm SR,Mashayekh R,Higgins KM,Kuo CC,Woodhouse C,Kay RM,Lonberg N

更新日期：1992-12-11 00:00:00

abstract：:The nucleotide sequences of the Streptomyces transposable element IS110 and its insertion site in the DNA of a derivative of the temperate phage luminal diameter C31 were determined. The element is inserted about 460 bp from the right-hand end of luminal diameter C31 DNA, in a region of apparently non-coding DNA. The ...

journal_title：Nucleic acids research

authors： Bruton CJ,Chater KF

更新日期：1987-09-11 00:00:00

abstract：:Large-scale sequencing studies discovered substantial genetic variants occurring in enhancers which regulate genes via long range chromatin interactions. Importantly, such variants could affect enhancer regulation by changing transcription factor bindings or enhancer hijacking, and in turn, make an essential contribut...

journal_title：Nucleic acids research

authors： Zhang G,Shi J,Zhu S,Lan Y,Xu L,Yuan H,Liao G,Liu X,Zhang Y,Xiao Y,Li X

更新日期：2018-01-04 00:00:00

abstract：:A new procedure has been developed for the efficient cloning of complex PCR mixtures, resulting in libraries exclusively consisting of recombinant clones. Recombinants are generated between PCR products and a PCR-amplified plasmid vector. The procedure does not require the use of restriction enzymes, T4 DNA ligase or ...

journal_title：Nucleic acids research

authors： Aslanidis C,de Jong PJ

更新日期：1990-10-25 00:00:00

abstract：:A new method is reported for the synthesis of oligodeoxyribonucleotides containing 2-aminopurine residues at selected sites. This method involves protection of the 2-aminopurine ribonucleoside, reduction to the deoxyribonucleoside and standard preparation of the 5'-0- (4,4'-dimethoxytrityl)-3'-O-(2-cyanoethyl)-N,N- di...

journal_title：Nucleic acids research

authors： Fujimoto J,Nuesca Z,Mazurek M,Sowers LC

更新日期：1996-02-15 00:00:00

abstract：:Egr-1 is a murine zinc finger encoding cDNA whose expression is modulated by a variety of ligand-receptor interactions and is often coregulated with c-fos (1). This study reports the isolation of a mouse Egr-1 genomic clone, its intron-exon structure, and 935 bp of 5' flanking sequence. The gene spans about 3.8 kb and...

journal_title：Nucleic acids research

authors： Tsai-Morris CH,Cao XM,Sukhatme VP

更新日期：1988-09-26 00:00:00

abstract：:Yeast Dna2 helicase/nuclease is essential for DNA replication and assists FEN1 nuclease in processing a subset of Okazaki fragments that have long single-stranded 5' flaps. It is also involved in the maintenance of telomeres. DNA2 is a gene conserved in eukaryotes, and a putative human ortholog of yeast DNA2 (ScDNA2) ...

journal_title：Nucleic acids research

authors： Masuda-Sasa T,Imamura O,Campbell JL

更新日期：2006-04-04 00:00:00

abstract：:Synthetic DNA fragments were constructed to determine the effect of G tracts, in conjunction with periodically spaced A tracts, on DNA bends. Relative length measurements showed that the G tracts spaced at the half helical turn enhanced the DNA bend. When the G tract was interrupted with a thymine or shortened to one ...

journal_title：Nucleic acids research

authors： Milton DL,Casper ML,Wills NM,Gesteland RF

更新日期：1990-02-25 00:00:00

abstract：:Periodically repeating DNA and protein elements are involved in various important biological events including genomic evolution, gene regulation, protein complex formation, and immunity. Notably, the currently used genome editing tools such as ZFNs, TALENs, and CRISPRs are also all associated with periodically repeati...

journal_title：Nucleic acids research

authors： Mori H,Evans-Yamamoto D,Ishiguro S,Tomita M,Yachie N

更新日期：2019-01-25 00:00:00

abstract：:The RES complex was previously identified in yeast as a splicing factor affecting nuclear pre-mRNA retention. This complex was shown to contain three subunits, namely Snu17, Bud13 and Pml1, but its mode of action remains ill-defined. To obtain insights into its function, we have performed a structural investigation of...

journal_title：Nucleic acids research

authors： Brooks MA,Dziembowski A,Quevillon-Cheruel S,Henriot V,Faux C,van Tilbeurgh H,Séraphin B

更新日期：2009-01-01 00:00:00

abstract：:Ribosome biogenesis in Saccharomyces cerevisiae involves a regulon of >200 genes (Ribi genes) coordinately regulated in response to nutrient availability and cellular growth rate. Two cis-acting elements called PAC and RRPE are known to mediate Ribi gene repression in response to nutritional downshift. Here, we show t...

journal_title：Nucleic acids research

authors： Bosio MC,Fermi B,Spagnoli G,Levati E,Rubbi L,Ferrari R,Pellegrini M,Dieci G

更新日期：2017-05-05 00:00:00

abstract：:In the known monoclinic crystals the 3-dimensional structure of the hexameric, replicative helicase RepA encoded by plasmid RSF1010 shows 6-fold rotational symmetry. In contrast, in the cubic crystal form at 2.55 A resolution described here RepA has 3-fold symmetry and consists of a trimer of dimers. To study structur...

journal_title：Nucleic acids research

authors： Ziegelin G,Niedenzu T,Lurz R,Saenger W,Lanka E

更新日期：2003-10-15 00:00:00

abstract：:DNA cytosine-5 methyltransferases (C5-MTases) are valuable models to study sequence-specific modification of DNA and are becoming increasingly important tools for biotechnology. Here we describe a structure-guided rational protein design combined with random mutagenesis and selection to change the specificity of the H...

journal_title：Nucleic acids research

authors： Gerasimaite R,Vilkaitis G,Klimasauskas S

更新日期：2009-11-01 00:00:00

abstract：:Enzymes involved in nucleic acid transactions often have a helicase-like ATPase coordinating and driving their functional activities, but our understanding of the mechanistic details of their coordination is limited. For example, DNA cleavage by the antiphage defense system Type ISP restriction-modification enzyme req...

journal_title：Nucleic acids research

authors： Chand MK,Carle V,Anuvind KG,Saikrishnan K

更新日期：2020-03-18 00:00:00

abstract：:Optimization of primer sequences for polymerase chain reaction (PCR) and quantitative PCR (qPCR) and reaction conditions remains an experimental challenge. We have developed a resource, PrimerBank, which contains primers that can be used for PCR and qPCR under stringent and allele-invariant amplification conditions. A...

journal_title：Nucleic acids research

authors： Wang X,Spandidos A,Wang H,Seed B

更新日期：2012-01-01 00:00:00

abstract：:Holliday junction (HJ) resolving enzyme RecU is involved in DNA repair and recombination. We have determined the crystal structure of inactive mutant (D88N) of RecU from Bacillus subtilis in complex with a 12 base palindromic DNA fragment at a resolution of 3.2 Å. This structure shows the stalk region and the essentia...

journal_title：Nucleic acids research

authors： Khavnekar S,Dantu SC,Sedelnikova S,Ayora S,Rafferty J,Kale A

更新日期：2017-01-25 00:00:00