Snap-to-it probes: chelate-constrained nucleobase oligomers with enhanced binding specificity.

abstract：:Cis-elements (-933 to -641) upstream of the human M creatine kinase gene cap site contain an enhancer that confers developmental and tissue-specific expression to the chloramphenicol acetyltransferase gene in C2C12 myogenic cells transfected in culture. Division of the enhancer at -770 into a 5' fragment that includes...

journal_title：Nucleic acids research

authors： Trask RV,Koster JC,Ritchie ME,Billadello JJ

更新日期：1992-05-11 00:00:00

abstract：:Most E2F-binding sites repress transcription through the recruitment of Retinoblastoma (RB) family members until the end of the G1 cell-cycle phase. Although the MYB promoter contains an E2F-binding site, its transcription is activated shortly after the exit from quiescence, before RB family members inactivation, by u...

journal_title：Nucleic acids research

authors： Álvaro-Blanco J,Urso K,Chiodo Y,Martín-Cortázar C,Kourani O,Arco PG,Rodríguez-Martínez M,Calonge E,Alcamí J,Redondo JM,Iglesias T,Campanero MR

更新日期：2017-09-29 00:00:00

abstract：:The web software CHOP was developed to visualize the 'wobbling' in the third codon position of aligned DNA sequences. The simple features of this tool allow users to easily find regions suspected of containing coding sequences (CDSs). The program also allows visualization of the nucleotide diversity between two genomi...

journal_title：Nucleic acids research

authors： Ohtsuka M,Horiuchi S,Kulski JK,Kimura M,Inoko H

更新日期：2004-07-01 00:00:00

abstract：:Although subtelomeric regions in humans are heterochromatic, the epigenetic nature of human telomeres remains controversial. This controversy might have been influenced by the confounding effect of subtelomeric regions and interstitial telomeric sequences (ITSs) on telomeric chromatin structure analyses. In addition, ...

journal_title：Nucleic acids research

authors： Cubiles MD,Barroso S,Vaquero-Sedas MI,Enguix A,Aguilera A,Vega-Palas MA

更新日期：2018-03-16 00:00:00

abstract：:Negative superhelical strain induces the poly(dG)-poly(dC) sequence to adopt two totally different types of triple-helices, either a dG.dG.dC triplex in the presence of Mg(+)+ at both neutral and acidic pHs or a protonated dC+.dG.dC triplex in the absence of Mg(+)+ ions at acidic pH (1). To examine whether there are s...

journal_title：Nucleic acids research

authors： Kohwi-Shigematsu T,Kohwi Y

更新日期：1991-08-11 00:00:00

abstract：:The gene for human apolipoprotein (apo) A-II has been isolated from a human genomic DNA library. The cloned fragment was approximately 14 kilobase-pair (kb) long, and extended about 9.0 kb upstream as well as 3.5 kb downstream from the apoA-II gene, which was contained within a 3.1 kb HindIII fragment of human DNA. Th...

journal_title：Nucleic acids research

authors： Lackner KJ,Law SW,Brewer HB Jr

更新日期：1985-06-25 00:00:00

abstract：:Transcription of transfer RNA genes by RNA polymerase III (Pol III) is controlled by general factors, TFIIIB and TFIIIC, and a negative regulator, Maf1. Here we report the interplay between TFIIIC and Maf1 in controlling Pol III activity upon the physiological switch of yeast from fermentation to respiration. TFIIIC d...

journal_title：Nucleic acids research

authors： Ciesla M,Skowronek E,Boguta M

更新日期：2018-10-12 00:00:00

abstract：:Cloned DNA from the EcoRI J fragment of EBV has been used as template for in vitro transcription experiments using cell-free extracts prepared from HeLa or KB cells. Two EBV specific RNAs each about 175 bases in length were synthesised and nuclease 51 mapping experiments determined that these in vitro products corresp...

journal_title：Nucleic acids research

authors： Jat P,Arrand JR

更新日期：1982-06-11 00:00:00

abstract：:We have studied a novel class of DNA sequences that cause DNA polymerases to pause. These sequences have the central consensus Py-G-C and are not necessarily adjacent to hairpins in the DNA template. Since most consensus sequences do not cause pauses under standard conditions, additional template features must exist t...

journal_title：Nucleic acids research

authors： Mytelka DS,Chamberlin MJ

更新日期：1996-07-15 00:00:00

abstract：:In order to examine the nature of the complex formation between the ribosomal protein S1 and nucleic acids three methods were used: Inhibition of the reaction of n-ethyl[2.3 14C]-maleimide with S1 by the addition of oligonucleotides; adsorption of the complexes to nitrocellulose filters; and equilibrium dialysis. The ...

journal_title：Nucleic acids research

authors： Lipecky R,Kohlschein J,Gassen HG

更新日期：1977-10-01 00:00:00

abstract：:The sequence requirements for transcriptional stimulation of the adenovirus major late promoter (MLP) by the products of the early transcription unit Ela and by the replication of viral DNA were analyzed by in vitro transcription. Sequences upstream of +33 are involved in the moderate Ela-responsiveness of the MLP, wh...

journal_title：Nucleic acids research

authors： Jansen-Durr P,Boeuf H,Kédinger C

更新日期：1988-05-11 00:00:00

abstract：:An unexpectedly high number of regulatory RNAs have been recently discovered that fine-tune the function of genes at all levels of expression. We employed Genomic SELEX, a method to identify protein-binding RNAs encoded in the genome, to search for further regulatory RNAs in Escherichia coli. We used the global regula...

journal_title：Nucleic acids research

authors： Lorenz C,Gesell T,Zimmermann B,Schoeberl U,Bilusic I,Rajkowitsch L,Waldsich C,von Haeseler A,Schroeder R

更新日期：2010-06-01 00:00:00

abstract：:Southern blot analyses using reduced stringency hybridization conditions have been employed to search for sequence homologies between rodent VL30 genes and murine leukemia virus (MuLV) proviruses. These constitute two classes of transposon-like elements previously believed to be genetically unrelated. Our results demo...

journal_title：Nucleic acids research

authors： Giri CP,Hodgson CP,Elder PK,Courtney MG,Getz MJ

更新日期：1983-01-25 00:00:00

abstract：:Epigenetics, and more specifically DNA methylation is a fast evolving research area. In almost every cancer type, each month new publications confirm the differentiated regulation of specific genes due to methylation and mention the discovery of novel methylation markers. Therefore, it would be extremely useful to hav...

journal_title：Nucleic acids research

authors： Ongenaert M,Van Neste L,De Meyer T,Menschaert G,Bekaert S,Van Criekinge W

更新日期：2008-01-01 00:00:00

abstract：:A key complication in comparative genomics for reliable gene function prediction is the existence of duplicated genes. To study the effect of gene duplication on function prediction, we analyze orthologs between pairs of genomes where in one genome the orthologous gene has duplicated after the speciation of the two ge...

journal_title：Nucleic acids research

authors： Notebaart RA,Huynen MA,Teusink B,Siezen RJ,Snel B

更新日期：2005-10-27 00:00:00

abstract：:The shape of the chromosomal DNA of the sulfur-dependent archaebacterium Sulfolobus acidocaldarius was analyzed by the pulsed-field gel electrophoresis(PFGE). S.acidocaldarius DNA digested with Notl showed two DNA bands at around 1.0 Mbp and 2.1 Mbp. Notl-linking clones were isolated from the library of S.acidocaldari...

journal_title：Nucleic acids research

authors： Yamagishi A,Oshima T

更新日期：1990-03-11 00:00:00

abstract：:Partial restriction digestion is used to map restriction sites and the location of genes within yeast artificial chromosomes (YACs). Locus-specific probes are hybridised to the partially digested YAC DNA and the fragments to which they hybridise are compared with the pattern of partial digestion products that include ...

journal_title：Nucleic acids research

authors： Shields DC,Butler A,Mosurski KR,Walsh MT,Whitehead AS

更新日期：1996-11-15 00:00:00

abstract：:Cdc13 is an essential protein from Saccharomyces cerevisiae that caps telomeres by protecting the C-rich telomeric DNA strand from degradation and facilitates telomeric DNA replication by telomerase. In vitro, Cdc13 binds TG-rich single-stranded telomeric DNA with high affinity and specificity. A previously identified...

journal_title：Nucleic acids research

authors： Anderson EM,Halsey WA,Wuttke DS

更新日期：2002-10-01 00:00:00

abstract：:The Prp19-associated complex is required for spliceosome activation by stabilizing the binding of U5 and U6 on the spliceosome after the release of U4. The complex comprises at least eight proteins, among which Ntc90 and Ntc77 contain multiple tetratricopeptide repeat (TPR) elements. We have previously shown that Ntc9...

journal_title：Nucleic acids research

authors： Chen HC,Chang KJ,Su YL,Huang YH,Cheng SC

更新日期：2014-10-29 00:00:00

abstract：:Nonsense-mediated mRNA decay (NMD) is a molecular pathway of mRNA surveillance that ensures rapid degradation of mRNAs containing premature translation termination codons (PTCs) in eukaryotes. NMD has been shown to also regulate normal gene expression and thus emerged as one of the key post-transcriptional mechanisms ...

journal_title：Nucleic acids research

authors： Viegas MH,Gehring NH,Breit S,Hentze MW,Kulozik AE

更新日期：2007-01-01 00:00:00

abstract：:The yeast two-hybrid system is frequently used to identify protein-protein interactions. Confirming the specificity of candidate clones requires separation and isolation of yeast plasmids, propagation in bacteria and testing combinations of DNA-binding and activation domain hybrids in yeast. In order to simplify this ...

journal_title：Nucleic acids research

authors： Petermann R,Mossier BM,Aryee DN,Kovar H

更新日期：1998-05-01 00:00:00

abstract：:The yeast protein Rrf1p encoded by the FIL1 nuclear gene bears significant sequence similarity to Escherichia coli ribosome recycling factor (RRF). Here, we call FIL1 Ribosome Recycling Factor of yeast, RRF1. Its gene product, Rrf1p, was localized in mitochondria. Deletion of RRF1 leads to a respiratory incompetent ph...

journal_title：Nucleic acids research

authors： Teyssier E,Hirokawa G,Tretiakova A,Jameson B,Kaji A,Kaji H

更新日期：2003-07-15 00:00:00

abstract：:Transcription of 5S RNA gene in Xenopus oocytes requires a 38 kDa transcription factor TFIIIA, which interacts with the 50 bp internal control region of the gene. We looked for TFIIIA-like polypeptides in the extracts of adult Xenopus tissues on the basis of their antigenic cross-reactivity to anti-TFIIIA antibody. Se...

journal_title：Nucleic acids research

authors： Yasui W,Ryoji M

更新日期：1989-07-25 00:00:00

abstract：:The Histone Database (HDB) is an annotated and searchable collection of all full-length sequences and structures of histone and non-histone proteins containing the histone fold motif. These sequences are both eukaryotic and archaeal in origin. Several new histone fold-containing proteins have been identified, includin...

journal_title：Nucleic acids research

authors： Sullivan SA,Aravind L,Makalowska I,Baxevanis AD,Landsman D

更新日期：2000-01-01 00:00:00

abstract：:Plasmids containing a dihydrofolate reductase (DHFR) expression unit were transfected into DHFR-deficient Chinese hamster ovary (CHO) cells. Methotrexate exposure was used to select cells with amplified DHFR sequences. Three cell lines were isolated containing amplified copies of transfected DNA that had integrated in...

journal_title：Nucleic acids research

authors： Heartlein MW,Latt SA

更新日期：1989-02-25 00:00:00

abstract：:The circular dichroism spectra of Hg(II) complexes with native calf thymus DNA, chemically methylated Streptomyces chrysomallus DNA and with Ag(I)-DNA complexes were measured in the region of 220 - 340 nm. As a main result a conversion of the conservative CD spectrum of DNA to a distinct nonconservative type of CD spe...

journal_title：Nucleic acids research

authors： Walter A,Luck G

更新日期：1977-03-01 00:00:00

abstract：:Terminal deoxynucleotidyl transferase, which requires a single-stranded DNA primer under the usual assay conditions, can be made to accept double-stranded DNA as primer for the addition of either rNMP or dNMP, if Mg+2 ion is replaced by Co+2 ion. The priming efficiency in the presence of (C leads to) CO+2 ion with res...

journal_title：Nucleic acids research

authors： Roychoudhury R,Jay E,Wu R

更新日期：1976-01-01 00:00:00

abstract：:Sequence heterogeneity is a common characteristic of RNA viruses that is often referred to as sub-populations or quasispecies. Traditional techniques used for assembly of short sequence reads produced by deep sequencing, such as de-novo assemblers, ignore the underlying diversity. Here, we introduce a novel algorithm ...

journal_title：Nucleic acids research

authors： Karagiannis K,Simonyan V,Chumakov K,Mazumder R

更新日期：2017-11-02 00:00:00

abstract：:Two residues are invariant in all bZip basic regions: asparagine -18 and arginine -10 (we define the first leucine of the leucine zipper of GCN4 as +1). X-ray structures of two specific GCN4-DNA complexes (Ellenberger et al., Cell, 71, 1223-1237, 1992; König & Richmond, J. Mol. Biol., 233, 139-154, 1993) demonstrate t...

journal_title：Nucleic acids research

authors： Suckow M,Schwamborn K,Kisters-Woike B,von Wilcken-Bergmann B,Müller-Hill B

更新日期：1994-10-25 00:00:00

abstract：:HBV genotypes differ in pathogenicity. In addition, genotype-specific differences in the regulation of transcription and virus replication exist in HBV, but the underlying mechanisms are unknown. Here, we show the presence of a G-quadruplex motif in the promoter of the preS2/S gene; this G-quadruplex is highly conserv...

journal_title：Nucleic acids research

authors： Biswas B,Kandpal M,Vivekanandan P

更新日期：2017-11-02 00:00:00