A conformational study of some adenosines by use of nuclear Overhauser effect.

abstract：:A phosphotriester solid phase method on a polyamide support has been used to prepare oligodeoxyribonucleotides up to 12 units long. Compared to solid phase phosphodiester synthesis the new methodology is quicker, more flexible and gives 10-60-fold better overall yields. ...

journal_title：Nucleic acids research

authors： Gait MJ,Singh M,Sheppard RC,Edge MD,Greene AR,Heathcliffe GR,Atkinson TC,Newton CR,Markham AF

更新日期：1980-03-11 00:00:00

abstract：:Altering zinc bioavailability to bacterial pathogens is a key component of host innate immunity. Thus, the ability to sense and adapt to the alterations in zinc concentrations is critical for bacterial survival and pathogenesis. To understand the adaptive responses of group A Streptococcus (GAS) to zinc limitation and...

journal_title：Nucleic acids research

authors： Sanson M,Makthal N,Flores AR,Olsen RJ,Musser JM,Kumaraswami M

更新日期：2015-01-01 00:00:00

abstract：:We have cloned and sequenced the lasR gene, which is involved in the transcriptional activation of several pathogenic factors, from Pseudomonas aeruginosa IFO3455 and PA103. These clones were predicted to be an open reading frame of 239 amino acids as reported for the PAO1 strain. There is only a single base change re...

journal_title：Nucleic acids research

authors： Fukushima J,Ishiwata T,Kurata M,You Z,Okuda K

更新日期：1994-09-11 00:00:00

abstract：:We present the PATHOgenic YEAst Search for Transcriptional Regulators And Consensus Tracking (PathoYeastract - http://pathoyeastract.org) database, a tool for the analysis and prediction of transcription regulatory associations at the gene and genomic levels in the pathogenic yeasts Candida albicans and C. glabrata Up...

journal_title：Nucleic acids research

authors： Monteiro PT,Pais P,Costa C,Manna S,Sá-Correia I,Teixeira MC

更新日期：2017-01-04 00:00:00

abstract：:We have created a database of comparatively derived group I intron secondary structure diagrams. This collection currently contains a broad sampling of phylogenetically and structurally similar and diverse structures from over 200 publicly available intron sequences. As more group I introns are sequenced and added to ...

journal_title：Nucleic acids research

authors： Damberger SH,Gutell RR

更新日期：1994-09-01 00:00:00

abstract：:Poly A-containing RNA enriched in prolactin-coding sequences was isolated from female rate pituitaries after induction with diethylstilbesterol. Double stranded cDNA was synthesized from this RNA and inserted into plasmid pBR322 at the Pst I site via the poly(dG):polyy(dC) tailing method. E. coli was transformed with ...

journal_title：Nucleic acids research

authors： Gubbins EJ,Maurer RA,Hartley JL,Donelson JE

更新日期：1979-03-01 00:00:00

abstract：:The paper presents measurements of the difference in the melting temperature of a colE1 DNA region when it is located inside the DNA helix and at its end. A direct comparison of calculations based on the rigorous theory of helix-coil transition with experimental data for .2 M Na+ (the conditions for fully reversible m...

journal_title：Nucleic acids research

authors： Amirikyan BR,Vologodskii AV,Lyubchenko YuL

更新日期：1981-10-24 00:00:00

abstract：:The Transcription Regulatory Regions Database (TRRD) is a curated database designed for accumulation of experimental data on extended regulatory regions of eukaryotic genes, the regulatory elements they contain, i.e., transcription factor binding sites, promoters, enhancers, silencers, etc., and expression patterns of...

journal_title：Nucleic acids research

authors： Kolchanov NA,Ananko EA,Podkolodnaya OA,Ignatieva EV,Stepanenko IL,Kel-Margoulis OV,Kel AE,Merkulova TI,Goryachkovskaya TN,Busygina TV,Kolpakov FA,Podkolodny NL,Naumochkin AN,Romashchenko AG

更新日期：1999-01-01 00:00:00

abstract：:Targeted delivery of antisense oligonucleotides (ASO) to hepatocytes via the asialoglycoprotein receptor (ASGR) has improved the potency of ASO drugs ∼30-fold in the clinic (1). In order to fully characterize the effect of GalNAc valency, oligonucleotide length, flexibility and chemical composition on ASGR binding, we...

journal_title：Nucleic acids research

authors： Schmidt K,Prakash TP,Donner AJ,Kinberger GA,Gaus HJ,Low A,Østergaard ME,Bell M,Swayze EE,Seth PP

更新日期：2017-03-17 00:00:00

abstract：:BsoFI , ItaI and Fsp4HI are isoshizomers of Fnu4HI (5'-GC NGC-3'). Both Fnu4HI and BsoFI have previously been shown to be inhibited by cytosine-specific methylation within the recognition sequence. Fnu4HI is inhibited if either the internal cytosine at position 2 or the external cytosine at position 5 of the restricti...

journal_title：Nucleic acids research

authors： Ramsahoye BH,Burnett AK,Taylor C

更新日期：1997-08-15 00:00:00

abstract：:This paper presents TurboFold II, an extension of the TurboFold algorithm for predicting secondary structures for multiple RNA homologs. TurboFold II augments the structure prediction capabilities of TurboFold by additionally providing multiple sequence alignments. Probabilities for alignment of nucleotide positions b...

journal_title：Nucleic acids research

authors： Tan Z,Fu Y,Sharma G,Mathews DH

更新日期：2017-11-16 00:00:00

abstract：:Many mutations occur as a result of DNA synthesis past the site of DNA damage by DNA damage bypass polymerases. The frequency and types of mutations not only depend on the nature of the damage, but also on the sequence context, as revealed from analysis of mutation spectra of DNA exposed to mutagens. Herein we report ...

journal_title：Nucleic acids research

authors： Fang H,Taylor JS

更新日期：2008-10-01 00:00:00

abstract：:Antigenic variation of the pilus is an essential component of Neisseria gonorrhoeae pathogenesis. Unidirectional recombination of silent pilin DNA into an expressed pilin gene allows for substantial sequence variation of this highly immunogenic surface structure. While the RecA protein is required for pilin gene recom...

journal_title：Nucleic acids research

authors： Wainwright LA,Frangipane JV,Seifert HS

更新日期：1997-04-01 00:00:00

abstract：:DNA polymerase lambda (pol lambda) is a member of the X family DNA polymerases and is endowed with multiple enzymatic activities. In this work we investigated the in vitro miscoding properties of full-length, human pol lambda either in the absence or in the presence of the human auxiliary proteins proliferating cell n...

journal_title：Nucleic acids research

authors： Maga G,Shevelev I,Villani G,Spadari S,Hübscher U

更新日期：2006-03-06 00:00:00

abstract：:Recent studies employing genome-wide approaches have provided an unprecedented view of the scope of L1 activities on structural variations in the human genome, and further reinforced the role of L1s as one of the major driving forces behind human genome evolution. The rapid identification of novel L1 elements by these...

journal_title：Nucleic acids research

authors： Xie Y,Rosser JM,Thompson TL,Boeke JD,An W

更新日期：2011-02-01 00:00:00

abstract：:Bacteriophage Mu has one of the best studied, most efficient and largest transposition machineries of the prokaryotic world. To harness this attractive integration machinery for use in mammalian cells, we cloned the coding sequences of the phage factors MuA and MuB in a eukaryotic expression cassette and fused them to...

journal_title：Nucleic acids research

authors： Schagen FH,Rademaker HJ,Cramer SJ,van Ormondt H,van der Eb AJ,van de Putte P,Hoeben RC

更新日期：2000-12-01 00:00:00

abstract：:Electrospray mass spectrometry was used to investigate the mechanism of tetramolecular G-quadruplex formation by the DNA oligonucleotide dTG(5)T, in ammonium acetate. The intermediates and products were separated according to their mass (number of strands and inner cations) and quantified. The study of the temporal ev...

journal_title：Nucleic acids research

authors： Rosu F,Gabelica V,Poncelet H,De Pauw E

更新日期：2010-08-01 00:00:00

abstract：:pS194 is a naturally occurring Staphylococcus aureus plasmid encoding streptomycin resistance. The plasmid has a copy number of about 25 per cell, and belongs to the inc5 incompatibility group. The nucleotide sequence of pS194 has been determined and consists of 4397 base pairs including four open reading frames poten...

journal_title：Nucleic acids research

authors： Projan SJ,Moghazeh S,Novick RP

更新日期：1988-03-25 00:00:00

abstract：:Hybridization solutions containing chaotropes may be used to modulate the thermal stability (Tm or Td) of oligodeoxynucleotide (ODN) duplexes or hybrids over a 90 degrees C range. Modulation of Td allows formulation of hybridization solutions that permit ambient temperature hybridization using most combinations of pro...

journal_title：Nucleic acids research

authors： Van Ness J,Chen L

更新日期：1991-10-11 00:00:00

abstract：:Vascular endothelial growth factor A (VEGF-A) is a master regulator of angiogenesis, vascular development and function. In this study we investigated the transcriptional regulation of VEGF-A-responsive genes in primary human aortic endothelial cells (HAECs) and human umbilical vein endothelial cells (HUVECs) using gen...

journal_title：Nucleic acids research

authors： Kaikkonen MU,Niskanen H,Romanoski CE,Kansanen E,Kivelä AM,Laitalainen J,Heinz S,Benner C,Glass CK,Ylä-Herttuala S

更新日期：2014-11-10 00:00:00

abstract：:The long interspersed repeated DNA family of rats (LINE or L1Rn family) contains about 40,000 6.7-kilobase (kb) long members (1). LINE members may be currently mobile since their presence or absence causes allelic variation at three single copy loci (2, 3): insulin 1, Moloney leukemia virus integration 2 (Mlvi-2) (4),...

journal_title：Nucleic acids research

authors： Furano AV,Somerville CC,Tsichlis PN,D'Ambrosio E

更新日期：1986-05-12 00:00:00

abstract：:We have recently developed a novel method for the affinity purification of the complete suite of translating mRNA from genetically labeled cell populations. This method permits comprehensive quantitative comparisons of the genes employed by each specific cell type. We provide a detailed description of tools for analys...

journal_title：Nucleic acids research

authors： Dougherty JD,Schmidt EF,Nakajima M,Heintz N

更新日期：2010-07-01 00:00:00

abstract：:DNA damage-induced cell cycle checkpoints serve as surveillance mechanisms to maintain genomic stability, and are regulated by ATM/ATR-mediated signaling pathways that are conserved from yeast to humans. Trypanosoma brucei, an early divergent microbial eukaryote, lacks key components of the conventional DNA damage-ind...

journal_title：Nucleic acids research

authors： Zhou Q,Pham KTM,Hu H,Kurasawa Y,Li Z

更新日期：2019-09-05 00:00:00

abstract：:DISCOVER1 (DIStribution COunter VERsion 1) is a new program that can identify DNA motifs occurring with a high deviation from the expected frequency. The program generates families of patterns, each family having a common set of defined bases. Undefined bases are inserted amongst the defined bases in different ways, t...

journal_title：Nucleic acids research

authors： Valle G

更新日期：1993-11-11 00:00:00

abstract：:Each of the major U snRNP polypeptides from human cells was purified by electroelution from SDS-polyacrylamide gels. Rabbit antisera could be obtained against the individual proteins 70K, A, B', B and D, although rabbits failed to elicit antibodies against E, F and G. A strong structural homology was found between pro...

journal_title：Nucleic acids research

authors： Reuter R,Rothe S,Lührmann R

更新日期：1987-05-26 00:00:00

abstract：:Reliable prediction of orthology is central to comparative genomics. Approaches based on phylogenetic analyses closely resemble the original definition of orthology and paralogy and are known to be highly accurate. However, the large computational cost associated to these analyses is a limiting factor that often preve...

journal_title：Nucleic acids research

authors： Pryszcz LP,Huerta-Cepas J,Gabaldón T

更新日期：2011-03-01 00:00:00

abstract：:The Génolevures online database (http://cbi.labri.fr/Genolevures/ and http://genolevures.org/) provides exploratory tools and curated data sets relative to nine complete and seven partial genome sequences determined and manually annotated by the Génolevures Consortium, to facilitate comparative genomic studies of Hemi...

journal_title：Nucleic acids research

authors： Sherman DJ,Martin T,Nikolski M,Cayla C,Souciet JL,Durrens P,Génolevures Consortium.

更新日期：2009-01-01 00:00:00

abstract：:Influenza A viruses are hosted by numerous avian and mammalian species, which have shaped their evolution into distinct lineages worldwide. The viral genome consists of eight RNA segments that are frequently exchanged between different viruses via a process known as genetic reassortment. A complete genotype nomenclatu...

journal_title：Nucleic acids research

authors： Lu G,Rowley T,Garten R,Donis RO

更新日期：2007-07-01 00:00:00

abstract：:Regulation of gene transcription in both prokaryotes and eukaryotes involves formation of various DNA-multiprotein complexes of higher order structure through communication between distant regions of DNA. The communication between distant DNA sites occurs by interaction between proteins bound to the sites by looping o...

journal_title：Nucleic acids research

authors： Lyubchenko YL,Shlyakhtenko LS,Aki T,Adhya S

更新日期：1997-02-15 00:00:00

abstract：:Many enzymes acting on DNA require Mg(2+) ions not only for catalysis but also to bind DNA. Binding studies often employ Ca(2+) as a substitute for Mg(2+), to promote DNA binding whilst disallowing catalysis. The SfiI endonuclease requires divalent metal ions to bind DNA but, in contrast to many systems where Ca(2+) m...

journal_title：Nucleic acids research

authors： Bellamy SR,Kovacheva YS,Zulkipli IH,Halford SE

更新日期：2009-09-01 00:00:00