Post-mitotic BET-induced reshaping of integrase quaternary structure supports wild-type MLV integration.

abstract：:Highly conserved sequences present at an identical position near the 3' ends of eukaryotic and prokaryotic 5S rRNAs are complementary to the 5' strand of the m2(6)A hairpin structure near the 3' ends of 18S rRNA and 16S rRNA, respectively. The extent of base-pairing and the calculated stabilities of the hybrids that c...

journal_title：Nucleic acids research

authors： Azad AA

更新日期：1979-12-11 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：:The Exon/Intron Database (ExInt) stores information of all GenBank eukaryotic entries containing an annotated intron sequence. Data are available through a retrieval system, as flat-files and as a MySQL dump file. In this report we discuss several implementations added to ExInt, which is accessible at http://intron.bi...

journal_title：Nucleic acids research

authors： Sakharkar M,Passetti F,de Souza JE,Long M,de Souza SJ

更新日期：2002-01-01 00:00:00

abstract：:Sodium is one of the most abundant metals in the environment and in biology, playing critical ecological and physiological roles. Na+ is also the most common buffer salt for nucleic acids research, while its specific interaction with DNA has yet to be fully studied. Herein, we probe a highly selective and robust Na+ a...

journal_title：Nucleic acids research

authors： Zhou W,Ding J,Liu J

更新日期：2016-12-01 00:00:00

abstract：:Homologous recombination provides a means for the in vivo construction of recombinant DNA molecules that may be problematic to assemble in vitro. We have investigated the efficiency of recombination within the Caenorhabditis elegans germ line as a function of the length of homology between recombining molecules. Our f...

journal_title：Nucleic acids research

authors： Kemp BJ,Hatzold J,Sternick LA,Cornman-Homonoff J,Whitaker JM,Tieu PJ,Lambie EJ

更新日期：2007-01-01 00:00:00

abstract：:Mung bean nuclease hydrolyzes synthetic esters of 3'-nucleotides to nucleosides and phosphate esters; esters of 2'-nucleotides, and 2'--> 5' internucleotide linkages, are resistant. Esters of ribonucleotides are cleaved at 100-fold the rate for deoxyribonucleotides, the increased rate being due to presence of the 2'-h...

journal_title：Nucleic acids research

authors： Kole R,Sierakowska H,Szemplińska H,Shugar D

更新日期：1974-05-01 00:00:00

abstract：:Nuclear organization of chromatin is an important level of genome regulation with positional changes of genes occurring during reprogramming. Inherent variability of biological specimens, wide variety of sample preparation and imaging conditions, though pose significant challenges to data analysis and comparison. Here...

journal_title：Nucleic acids research

authors： Jost KL,Haase S,Smeets D,Schrode N,Schmiedel JM,Bertulat B,Herzel H,Cremer M,Cardoso MC

更新日期：2011-09-01 00:00:00

abstract：:A human telomere ends in a single-stranded 3' tail, composed of repeats of T2AG3. G-quadruplexes (GQs) formed from four consecutive repeats have been shown to possess high-structural and mechanical diversity. In principle, a GQ can form from any four repeats that are not necessarily consecutive. To understand the dyna...

journal_title：Nucleic acids research

authors： Mitra J,Ha T

更新日期：2019-12-02 00:00:00

abstract：:Phosphoprotein-binding domains (PPBDs) mediate many important cellular and molecular processes. Ten PPBDs have been known to exist in the human proteome, namely, 14-3-3, BRCT, C2, FHA, MH2, PBD, PTB, SH2, WD-40 and WW. PepCyber:P approximately PEP is a newly constructed database specialized in documenting human PPBD-c...

journal_title：Nucleic acids research

authors： Gong W,Zhou D,Ren Y,Wang Y,Zuo Z,Shen Y,Xiao F,Zhu Q,Hong A,Zhou X,Gao X,Li T

更新日期：2008-01-01 00:00:00

abstract：:Ribosomal RNA (rRNA) in intact ribosomes is cleaved into discrete products on incubation of reticulocyte lysates or L-cell extracts with ppp(A2'p)3A. Cleavage of rRNA may, therefore, provide a useful assay for 2-5A (ppp)A2'p)nA; n = 2 to 4) or for the presence of a 2-5A-dependent nuclease. The results with reticulocyt...

journal_title：Nucleic acids research

authors： Wreschner DH,James TC,Silverman RH,Kerr IM

更新日期：1981-04-10 00:00:00

abstract：:Quantitative real-time PCR (qPCR) is the method of choice for specific and sensitive quantification of nucleic acids. However, data validation is still a major issue, partially due to the complex effect of PCR inhibition on the results. If undetected PCR inhibition may severely impair the accuracy and sensitivity of r...

journal_title：Nucleic acids research

authors： Bar T,Kubista M,Tichopad A

更新日期：2012-02-01 00:00:00

abstract：:A study of the synthesis of oligothymidylates via phosphotriester intermediates on a polystyrene support is described. The sequence involves condensation of a phenyl nucleoside-3' -phosphorochloridate with the 5'-hydroxyl group of the carrier bound oligonucleotide derivative in the presence of 1-methylimidazole. Condi...

journal_title：Nucleic acids research

authors： Pless RC,Letsinger RL

更新日期：1975-06-01 00:00:00

abstract：:We show how to speed up sequence alignment algorithms of the type introduced by Needleman and Wunsch (and generalized by Sellers and others). Faster alignment algorithms have been introduced, but always at the cost of possibly getting sub-optimal alignments. Our modification results in the optimal alignment still bein...

journal_title：Nucleic acids research

authors： Fickett JW

更新日期：1984-01-11 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：:Earlier studies in DNA self-assembly have foretold the feasibility of building addressable nanostructures with multi-stranded motifs, which is fully validated in this study. In realizing this feasibility in DNA nanotechnology, a diversified set of motifs of modified domain lengths is extended from a classic type. The ...

journal_title：Nucleic acids research

authors： Yang D,Tan Z,Mi Y,Wei B

更新日期：2017-04-07 00:00:00

abstract：:A vector system is presented that allows generation of E. coli co-expression clones by a standardized, robust cloning procedure. The number of co-expressed proteins is not limited. Five 'pQLink' vectors for expression of His-tag and GST-tag fusion proteins as well as untagged proteins and for cloning by restriction en...

journal_title：Nucleic acids research

authors： Scheich C,Kümmel D,Soumailakakis D,Heinemann U,Büssow K

更新日期：2007-01-01 00:00:00

abstract：:Using a bio-oligo pull-down DNA-binding assay we investigated the binding capacity of endogenous, DNA damage-induced p53 in human diploid fibroblasts to several p53-responsive elements (REs) present in p53-regulated genes. During the course of p53 accumulation, we observed a decrease in p53 binding to the GADD45 but n...

journal_title：Nucleic acids research

authors： Buzek J,Latonen L,Kurki S,Peltonen K,Laiho M

更新日期：2002-06-01 00:00:00

abstract：:Arginyl-tRNA synthetase (ArgRS) catalyses AMP- and PPi-independent deacylation of Arg-tRNAArg in the presence of cysteine. A dipeptide, Arg-Cys, is a product of this deacylation reaction. Similar reaction with homocysteine yields Arg-Hcy. Arginine is a noncompetitive inhibitor of the cysteine-dependent deacylation whi...

journal_title：Nucleic acids research

authors： Jakubowski H

更新日期：1995-11-25 00:00:00

abstract：:Myotonic dystrophy type 1 (DM1) is an autosomal dominant multisystemic disorder caused by expansion of CTG triplet repeats in 3'-untranslated region of DMPK gene. The pathomechanism of DM1 is driven by accumulation of toxic transcripts containing expanded CUG repeats (CUG(exp)) in nuclear foci which sequester several ...

journal_title：Nucleic acids research

authors： Wojtkowiak-Szlachcic A,Taylor K,Stepniak-Konieczna E,Sznajder LJ,Mykowska A,Sroka J,Thornton CA,Sobczak K

更新日期：2015-03-31 00:00:00

abstract：:The irradiation of native or unmodified yeast tRNA(Phe) by short wavelength UV light (260 nM) results in an intramolecular crosslink that has been mapped to occur between C48 in the variable loop and U59 in the T loop. Photo-reversibility of the crosslink and the absence of fluorescent photo adducts suggest that the c...

journal_title：Nucleic acids research

authors： Behlen LS,Sampson JR,Uhlenbeck OC

更新日期：1992-08-11 00:00:00

abstract：:The genome of the cell is often exposed to DNA damaging agents and therefore requires an intricate well-regulated DNA damage response (DDR) to overcome its deleterious effects. The DDR needs proper regulation for its timely activation, repression, as well as appropriate choice of repair pathway. Studies in Saccharomyc...

journal_title：Nucleic acids research

authors： Jalal D,Chalissery J,Hassan AH

更新日期：2017-03-17 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：:Post-transcriptional modifications in archaeal RNA are known to be phylogenetically distinct but relatively little is known of tRNA from the Methanococci, a lineage of methanogenic marine euryarchaea that grow over an unusually broad temperature range. Transfer RNAs from Methanococcus vannielii, Methanococcus maripalu...

journal_title：Nucleic acids research

authors： McCloskey JA,Graham DE,Zhou S,Crain PF,Ibba M,Konisky J,Söll D,Olsen GJ

更新日期：2001-11-15 00:00:00

abstract：:Biological and chemical DNA fragmentation generates DNA molecules with a variety of termini, including blunt ends and single-stranded overhangs. We have developed a Next Generation Sequencing (NGS) assay, XACTLY, to interrogate the termini of fragmented DNA, information traditionally lost in standard NGS library prepa...

journal_title：Nucleic acids research

authors： Harkins KM,Schaefer NK,Troll CJ,Rao V,Kapp J,Naughton C,Shapiro B,Green RE

更新日期：2020-05-07 00:00:00

abstract：:We have studied the coil-to-helix transition of the DNA oligomer d(C4A4T4C4), using circular dichroism measurements to monitor the formation of A.T base pairs within the central self-complementary A4T4 region and the formation of protonated C.C+ base pairs at the ends of the oligomer. We found that both A.T and C.C+ b...

journal_title：Nucleic acids research

authors： Gray DM,Cui T,Ratliff RL

更新日期：1984-10-11 00:00:00

abstract：:Extracellular vesicles (EVs) are membranous vesicles that are released by both prokaryotic and eukaryotic cells into the extracellular microenvironment. EVs can be categorised as exosomes, ectosomes or shedding microvesicles and apoptotic bodies based on the mode of biogenesis. EVs contain biologically active cargo of...

journal_title：Nucleic acids research

authors： Pathan M,Fonseka P,Chitti SV,Kang T,Sanwlani R,Van Deun J,Hendrix A,Mathivanan S

更新日期：2019-01-08 00:00:00

abstract：:T4 polynucleotide kinase (Pnk) is a bifunctional 5'-kinase/3'-phosphatase that aids in the repair of broken termini in RNA by converting 3'-PO4/5'-OH ends into 3'-OH/5'-PO4 ends, which are then sealed by RNA ligase. Here we have employed site-directed mutagenesis (introducing 31 mutations at 16 positions) to locate ca...

journal_title：Nucleic acids research

authors： Wang LK,Shuman S

更新日期：2002-02-15 00:00:00

abstract：:Dictyostelium intermediate repeat sequence 1 (DIRS-1) is the founding member of a poorly characterized class of retrotransposable elements that contain inverse long terminal repeats and tyrosine recombinase instead of DDE-type integrase enzymes. In Dictyostelium discoideum, DIRS-1 forms clusters that adopt the functio...

journal_title：Nucleic acids research

authors： Wiegand S,Meier D,Seehafer C,Malicki M,Hofmann P,Schmith A,Winckler T,Földesi B,Boesler B,Nellen W,Reimegård J,Käller M,Hällman J,Emanuelsson O,Avesson L,Söderbom F,Hammann C

更新日期：2014-03-01 00:00:00

abstract：:For the first time mosaic nucleic acids composed of 50% RNA and 50% DNA can be obtained as transcripts with T7 RNA polymerase. Two NTPs could be replaced simultaneously in a transcription reaction. This means more than 40 deoxynucleotides were inserted in one transcript. Previously, a maximum of two deoxynucleotides c...

journal_title：Nucleic acids research

authors： Conrad F,Hanne A,Gaur RK,Krupp G

更新日期：1995-06-11 00:00:00

abstract：:We have previously described programs for a variety of types of sequence analysis (1-4). These programs have now been integrated into a single package. They are written in the standard C programming language and run on virtually any computer system with a C compiler, such as the IBM/PC and other computers running unde...

journal_title：Nucleic acids research

authors： Mount DW,Conrad B

更新日期：1986-01-10 00:00:00