Structural basis of sequestration of the anti-Shine-Dalgarno sequence in the Bacteroidetes ribosome.

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 particular behaviour of eukaryotic RNA polymerases along different gene regions and amongst distinct gene functional groups is not totally understood. To cast light onto the alternative active or backtracking states of RNA polymerase II, we have quantitatively mapped active RNA polymerases at a high resolution fol...

journal_title：Nucleic acids research

authors： Jordán-Pla A,Gupta I,de Miguel-Jiménez L,Steinmetz LM,Chávez S,Pelechano V,Pérez-Ortín JE

更新日期：2015-01-01 00:00:00

abstract：:Here, we present an update of Breast Cancer Now Tissue Bank bioinformatics, a rich platform for the sharing, mining, integration and analysis of breast cancer data. Its modalities provide researchers with access to a centralised information gateway from which they can access a network of bioinformatic resources to que...

journal_title：Nucleic acids research

authors： Gadaleta E,Pirrò S,Dayem Ullah AZ,Marzec J,Chelala C

更新日期：2018-01-04 00:00:00

abstract：:The Comparative Toxicogenomics Database (CTD; http://ctdbase.org/) provides information about interactions between environmental chemicals and gene products and their relationships to diseases. Chemical-gene, chemical-disease and gene-disease interactions manually curated from the literature are integrated to generate...

journal_title：Nucleic acids research

authors： Davis AP,Murphy CG,Johnson R,Lay JM,Lennon-Hopkins K,Saraceni-Richards C,Sciaky D,King BL,Rosenstein MC,Wiegers TC,Mattingly CJ

更新日期：2013-01-01 00:00:00

abstract：:Protein-RNA interactions in small nuclear ribonucleoproteins (UsnRNPs) from HeLa cells were investigated by irradiation of purified nucleoplasmic snRNPs U1 to U6 with UV light at 254 nm. The cross-linked proteins were analyzed on one- and two-dimensional gel electrophoresis systems, and the existence of a stable cross...

journal_title：Nucleic acids research

authors： Woppmann A,Rinke J,Lührmann R

更新日期：1988-12-09 00:00:00

abstract：:In eukaryotes, exposure to stress conditions causes a shift from cap-dependent to cap-independent translation. In trypanosomatids, environmental switches are the driving force of a developmental program of gene expression, but it is yet unclear how their translation machinery copes with their constantly changing envir...

journal_title：Nucleic acids research

authors： Zinoviev A,Léger M,Wagner G,Shapira M

更新日期：2011-10-01 00:00:00

abstract：:Histone H2B O-GlcNAcylation is an important post-translational modification of chromatin during gene transcription. However, how this epigenetic modification is regulated remains unclear. Here we found that the energy-sensing adenosine-monophosphate-activated protein kinase (AMPK) could suppress histone H2B O-GlcNAcyl...

journal_title：Nucleic acids research

authors： Xu Q,Yang C,Du Y,Chen Y,Liu H,Deng M,Zhang H,Zhang L,Liu T,Liu Q,Wang L,Lou Z,Pei H

更新日期：2014-05-01 00:00:00

abstract：:The transcription factor CHOP/GADD153 gene is induced by cellular stress and is involved in mediating apoptosis. We report the identification of a conserved region in the promoter of the CHOP gene responsible for its inducibility by endoplasmic reticulum (ER) stress. Deletion mutants of the human CHOP promoter identif...

journal_title：Nucleic acids research

authors： Ubeda M,Habener JF

更新日期：2000-12-15 00:00:00

abstract：:Cyclophilins are a family of proteins that share a common, highly conserved sequence motif. Cyclophilins bind transiently to other proteins and facilitate their folding. One member of the family, hCypH, is part of the human spliceosomal [U4/U6.U5] tri-snRNP complex; it associates specifically and stably with the U4/U6...

journal_title：Nucleic acids research

authors： Ingelfinger D,Göthel SF,Marahiel MA,Reidt U,Ficner R,Lührmann R,Achsel T

更新日期：2003-08-15 00:00:00

abstract：:The "ovalbumin Y" gene, one of three which constitute the ovalbumin gene family in chicken has been completely sequenced. The exact location of exons can be derived from the comparison with the ovalbumin gene sequence and from the map previously established by electron microscopy analysis. During evolution of the Y ge...

journal_title：Nucleic acids research

authors： Heilig R,Muraskowsky R,Kloepfer C,Mandel JL

更新日期：1982-07-24 00:00:00

abstract：:This review presents detailed information about the structure of triplet repeat RNA and addresses the simple sequence repeats of normal and expanded lengths in the context of the physiological and pathogenic roles played in human cells. First, we discuss the occurrence and frequency of various trinucleotide repeats in...

journal_title：Nucleic acids research

authors： Krzyzosiak WJ,Sobczak K,Wojciechowska M,Fiszer A,Mykowska A,Kozlowski P

更新日期：2012-01-01 00:00:00

abstract：:In Trypanosoma brucei the genes are organised into long polycistronic transcription units and only three promoters for protein-encoding genes and a single terminator have been characterised. These promoters recruit a polI-like RNA polymerase for the transcription units encoding the two major stage-specific antigens of...

journal_title：Nucleic acids research

authors： Berberof M,Vanhamme L,Alexandre S,Lips S,Tebabi P,Pays E

更新日期：2000-01-15 00:00:00

abstract：:A simple method, primer specific and mispair extension analysis (PSMEA) with pfu DNA polymerase was developed for genotyping. PSMEA is based on the unique properties of 3'-->5' exonuclease proofreading activity. In the presence of an incomplete set of dNTPs, pfu was found to be extremely discriminative in nucleotide i...

journal_title：Nucleic acids research

authors： Hu YW,Balaskas E,Kessler G,Issid C,Scully LJ,Murphy DG,Rinfret A,Giulivi A,Scalia V,Gill P

更新日期：1998-11-01 00:00:00

abstract：:Use of the polymerase chain reaction (PCR) to amplify variable numbers of tandem repeat (VNTR) loci has become widely used in genetic typing. Unfortunately, preferential amplification of small allelic products relative to large allelic products may result in incorrect or ambiguous typing in a heterozygous sample. The ...

journal_title：Nucleic acids research

authors： Demers DB,Curry ET,Egholm M,Sozer AC

更新日期：1995-08-11 00:00:00

abstract：:The disappearance of defined restriction fragments of the beta 1-globin, an albumin and the A1 vitellogenin gene was quantitated after DNase I digestion and expressed by a sensitivity factor defined by a mathematical model. Analysis of naked DNA showed that the gene fragments have similar but not identical sensitivity...

journal_title：Nucleic acids research

authors： Felber BK,Gerber-Huber S,Meier C,May FE,Westley B,Weber R,Ryffel GU

更新日期：1981-06-11 00:00:00

abstract：:The herpes simplex virus protein VP16 interacts with cellular factors, including the protein Oct-1, to activate viral immediate early (IE) gene transcription. We have reproduced this effect by addition of purified, full-length VP16 and the DNA-binding 'POU' domain of Oct-1 (Oct-1/POU) to a HeLa cell in vitro transcrip...

journal_title：Nucleic acids research

authors： Arnosti DN,Preston CM,Hagmann M,Schaffner W,Hope RG,Laughlan G,Luisi BF

更新日期：1993-12-11 00:00:00

abstract：:The nucleotide sequence of the control region of the divergent argECBH operon has been established in the wild type and in mutants affecting expression of these genes. The argE and argCBH promoters face each other and overlap with an operator region containing two domains which may act as distinct repressor binding si...

journal_title：Nucleic acids research

authors： Piette J,Cunin R,Boyen A,Charlier D,Crabeel M,Van Vliet F,Glansdorff N,Squires C,Squires CL

更新日期：1982-12-20 00:00:00

abstract：:RNA molecules of > 20 nucleotides have been the focus of numerous recent NMR structural studies. Several investigators have used the UNCG family of hairpins to ensure proper folding. We show that th UUCG hairpin has a minimum requirement of a two base-pair stem. Hairpins with a CG loop closing base pair and an initial...

journal_title：Nucleic acids research

authors： Molinaro M,Tinoco I Jr

更新日期：1995-08-11 00:00:00

abstract：:A-tracts are functionally important DNA sequences which induce helix bending and have peculiar structural properties. While A-tract structure has been qualitatively well characterized, their mechanical properties remain controversial. A-tracts appear structurally rigid and resist nucleosome formation, but seem flexibl...

journal_title：Nucleic acids research

authors： Dršata T,Špačková N,Jurečka P,Zgarbová M,Šponer J,Lankaš F

更新日期：2014-06-01 00:00:00

abstract：:The chloroplast ribosomal protein CS1 is an essential component of the plastids translational machinery involved in translation initiation. Southern analysis suggests that the corresponding nuclear gene is present in one copy in the spinach genome. We have isolated and sequenced the gene (rps1) to study its expression...

journal_title：Nucleic acids research

authors： Franzetti B,Zhou DX,Mache R

更新日期：1992-08-25 00:00:00

abstract：:Despite the increasing wealth of available data, the structure of cancer transcriptional space remains largely unknown. Analysis of this space would provide novel insights into the complexity of cancer, assess relative implications in complex biological processes and responses, evaluate the effectiveness of cancer mod...

journal_title：Nucleic acids research

authors： Gadaleta E,Cutts RJ,Kelly GP,Crnogorac-Jurcevic T,Kocher HM,Lemoine NR,Chelala C

更新日期：2011-10-01 00:00:00

abstract：:We have investigated the response of the filamentous fungus Aspergillus nidulans to low, non-killing, doses of the alkylating agent MNNG (N-methyl-N'-nitro-N-nitrosoguanidine). Such treatment causes a substantial induction of DNA alkyltransferase activity, with the specific activity in treated cells increasing up to o...

journal_title：Nucleic acids research

authors： Baker SM,Margison GP,Strike P

更新日期：1992-02-25 00:00:00

abstract：:Oligonucleotide-mediated multiplex genome engineering is an important tool for bacterial genome editing. The efficient application of this technique requires the inactivation of the endogenous methyl-directed mismatch repair system that in turn leads to a drastically elevated genomic mutation rate and the consequent a...

journal_title：Nucleic acids research

authors： Nyerges Á,Csorgő B,Nagy I,Latinovics D,Szamecz B,Pósfai G,Pál C

更新日期：2014-04-01 00:00:00

abstract：:The metazoan cell cycle-regulated histone mRNAs are the only known cellular mRNAs that do not terminate in a poly(A) tall. Instead, mammalian histone mRNAs terminate in a highly conserved stem-loop structure which is required for 3'-end processing and regulates mRNA stability. The poly(A) tail not only regulates trans...

journal_title：Nucleic acids research

authors： Gallie DR,Lewis NJ,Marzluff WF

更新日期：1996-05-15 00:00:00

abstract：:The activity of MHC class II promoters depends upon conserved regulatory signals one of which, the extended X-box, contains in its X2 subregion a sequence related to the cAMP response element, CRE and to the TPA response element, TRE. Accordingly, X2 is recognized by the AP-1 factor and by other c-Jun or c-Fos contain...

journal_title：Nucleic acids research

authors： Neve Ombra M,Autiero M,DeLerma Barbaro A,Barretta R,Del Pozzo G,Guardiola J

更新日期：1993-04-25 00:00:00

abstract：:U4 RNA from chicken, rat and man was examined for nucleotide sequence and secondary structure. Three molecular species, U4A, U4B and U4C were detected in the three animal species. U4A is 146 nucleotide long and U4B RNA only lacks the 3' terminal G. four nucleotides are missing at the 3'-end of U4C RNA which, in additi...

journal_title：Nucleic acids research

authors： Krol A,Branlant C,Lazar E,Gallinaro H,Jacob M

更新日期：1981-06-25 00:00:00

abstract：:Translation Initiator of Short 5' UTR (TISU) is a unique regulatory element of both transcription and translation initiation. It is present in a sizable number of genes with basic cellular functions and a very short untranslated region (5' UTR). Here, we investigated translation initiation from short 5' UTR mRNAs with...

journal_title：Nucleic acids research

authors： Elfakess R,Sinvani H,Haimov O,Svitkin Y,Sonenberg N,Dikstein R

更新日期：2011-09-01 00:00:00

abstract：:The Escherichia coli cyclic AMP receptor protein (CRP) is a global regulator that controls transcription initiation from more than 100 promoters by binding to a specific DNA sequence within cognate promoters. Many genes in the CRP regulon have been predicted simply based on the presence of DNA-binding sites within gen...

journal_title：Nucleic acids research

authors： Zheng D,Constantinidou C,Hobman JL,Minchin SD

更新日期：2004-11-01 00:00:00

abstract：:Highly toxic DNA double-strand breaks (DSBs) readily trigger the DNA damage response (DDR) in cells, which delays cell cycle progression to ensure proper DSB repair. In Saccharomyces cerevisiae, mitotic S phase (20-30 min) is lengthened upon DNA damage. During meiosis, Spo11-induced DSB onset and repair lasts up to 5 ...

journal_title：Nucleic acids research

authors： Woo TT,Chuang CN,Higashide M,Shinohara A,Wang TF

更新日期：2020-09-04 00:00:00

abstract：:The transcriptional regulator Spx plays a key role in maintaining the redox homeostasis of Bacillus subtilis cells exposed to disulfide stress. Defects in Spx were previously shown to lead to differential expression of numerous genes but direct and indirect regulatory effects could not be distinguished. Here we identi...

journal_title：Nucleic acids research

authors： Rochat T,Nicolas P,Delumeau O,Rabatinová A,Korelusová J,Leduc A,Bessières P,Dervyn E,Krásny L,Noirot P

更新日期：2012-10-01 00:00:00