Rapid generation of long synthetic tandem repeats and its application for analysis in human artificial chromosome formation.

abstract：:DNA2 nuclease/helicase is a structure-specific nuclease, 5'-to-3' helicase, and DNA-dependent ATPase. It is involved in multiple DNA metabolic pathways, including Okazaki fragment maturation, replication of 'difficult-to-replicate' DNA regions, end resection, stalled replication fork processing, and mitochondrial geno...

journal_title：Nucleic acids research

authors： Zheng L,Meng Y,Campbell JL,Shen B

更新日期：2020-01-10 00:00:00

abstract：:The effect of the modified nucleoside pseudouridine (psi) on RNA structure was compared with uridine. The extent of base stacking in model RNA oligonucleotides was measured by 1H NMR, UV, and CD spectroscopy. The UV and CD results indicate that the model single-stranded oligoribonucleotides AAUA and AA psi A form stac...

journal_title：Nucleic acids research

authors： Davis DR

更新日期：1995-12-25 00:00:00

abstract：:The Genomes On Line Database (GOLD) is a web resource for comprehensive access to information regarding complete and ongoing genome sequencing projects worldwide. The database currently incorporates information on over 1500 sequencing projects, of which 294 have been completed and the data deposited in the public data...

journal_title：Nucleic acids research

authors： Liolios K,Tavernarakis N,Hugenholtz P,Kyrpides NC

更新日期：2006-01-01 00:00:00

abstract：:Messenger RNA in eukaryotes is comprised of several abundance classes. Also, the decay of these unstable molecules shows at least two very different lifetimes. Two independent techniques are used here to examine the relation between message abundance and lifetime in cell lines from very different organisms. The method...

journal_title：Nucleic acids research

authors： Lenk R,Herman R,Penman S

更新日期：1978-08-01 00:00:00

abstract：:Genomic Denaturing Gradient Gel Electrophoresis (gDGGE) provides an alternative to the standard method of restriction fragment length polymorphism (RFLP) analysis for identifying polymorphic sequence variation in genomic DNA. For gDGGE, genomic DNA is cleaved by restriction enzymes, separated in a polyacrylamide gel c...

journal_title：Nucleic acids research

authors： Burmeister M,diSibio G,Cox DR,Myers RM

更新日期：1991-04-11 00:00:00

abstract：:Owing to their great potentials in genetic code extension and the development of nucleic acid-based functional nanodevices, DNA duplexes containing HgII-mediated base pairs have been extensively studied during the past 60 years. However, structural basis underlying these base pairs remains poorly understood. Herein, w...

journal_title：Nucleic acids research

authors： Liu H,Cai C,Haruehanroengra P,Yao Q,Chen Y,Yang C,Luo Q,Wu B,Li J,Ma J,Sheng J,Gan J

更新日期：2017-03-17 00:00:00

abstract：:Potential promoters in the genome of Escherichia coli were searched by pattern recognition software PlatProm and classified on the basis of positions relative to gene borders. Beside the expected promoters located in front of the coding sequences we found a considerable amount of intragenic promoter-like signals with ...

journal_title：Nucleic acids research

authors： Shavkunov KS,Masulis IS,Tutukina MN,Deev AA,Ozoline ON

更新日期：2009-08-01 00:00:00

abstract：:Symmetry considerations of the kind of structures which can be generated when dimers of histones f2al-f3 and f2a2-f2b interact lead to the following conclusions: chromatin subunits based on closed-shell structures give rise to discrete, non-interacting nucleoprotein subunits with the histones arranged at random along ...

journal_title：Nucleic acids research

authors： Hyde JE,Walker IO

更新日期：1975-03-01 00:00:00

abstract：:We have determined the stability of intramolecular DNA quadruplexes in which the four G(3)-tracts are connected by non-nucleosidic linkers containing propanediol, octanediol or hexaethylene glycol, replacing the TTA loops in the human telomeric repeat sequence. We find that these sequences all fold to form intramolecu...

journal_title：Nucleic acids research

authors： Risitano A,Fox KR

更新日期：2004-05-11 00:00:00

abstract：:cDNA cloning is a central technology in molecular biology. cDNA sequences are used to determine mRNA transcript structures, including splice junctions, open reading frames (ORFs) and 5'- and 3'-untranslated regions (UTRs). cDNA clones are valuable reagents for functional studies of genes and proteins. Expressed Sequen...

journal_title：Nucleic acids research

authors： Hoskins RA,Stapleton M,George RA,Yu C,Wan KH,Carlson JW,Celniker SE

更新日期：2005-12-02 00:00:00

abstract：:The higher order structure of the functionally important 530 loop in Escherichia coli 16S rRNA was studied in mutants with single base changes at position 517, which significantly impair translational fidelity. The 530 loop has been proposed to interact with the EF-Tu-GTP-aatRNA ternary complex during decoding. The re...

journal_title：Nucleic acids research

authors： Van Ryk DI,Dahlberg AE

更新日期：1995-09-11 00:00:00

abstract：:A normal human population has been screened for the existence of further restriction fragment length polymorphisms (RFLPs) in the clotting factor IX gene in addition to the TaqI polymorphism already characterised (1,2). Two polymorphic loci were found, both within 6 Kb of the TaqI polymorphism within the body of the f...

journal_title：Nucleic acids research

authors： Winship PR,Anson DS,Rizza CR,Brownlee GG

更新日期：1984-12-11 00:00:00

abstract：:To prevent progressive telomere shortening as a result of conventional DNA replication, new telomeric DNA must be added onto the chromosome end. The de novo DNA synthesis involves elongation of the G-rich strand of the telomere by telomerase. In human cells, the CST complex (CTC1-STN1-TEN1) also functions in telomere ...

journal_title：Nucleic acids research

authors： Feng X,Hsu SJ,Kasbek C,Chaiken M,Price CM

更新日期：2017-05-05 00:00:00

abstract：:Maintaining genome integrity is important for cells and damaged DNA triggers autoimmunity. Previous studies have reported that Three-prime repair exonuclease 1(TREX1), an endogenous DNA exonuclease, prevents immune activation by depleting damaged DNA, thus preventing the development of certain autoimmune diseases. Con...

journal_title：Nucleic acids research

authors： Li P,Du J,Goodier JL,Hou J,Kang J,Kazazian HH Jr,Zhao K,Yu XF

更新日期：2017-05-05 00:00:00

abstract：:Preparation of the two nonanucleotides, d(pG-G-A-G-G-A-G-A-A) and d(pT-T-C-T-G-T-T-G-A), and the octanucleotide, d(pT-G-G-C-C-C-A-T) is described by a rapid solid-phase method on a polyamide support. The syntheses were carried out using a modified solid-phase peptide synthesiser and required one day for each nucleotid...

journal_title：Nucleic acids research

authors： Gait MJ,Sheppard RC

更新日期：1977-12-01 00:00:00

abstract：:cDNA expression libraries displayed on lambda phage have been successfully employed to identify partners involved in antibody-antigen, protein- protein and DNA-protein interactions and represent a novel approach to functional genomics. However, as in all other cDNA expression libraries based on fusion to a carrier pol...

journal_title：Nucleic acids research

authors： Ansuini H,Cicchini C,Nicosia A,Tripodi M,Cortese R,Luzzago A

更新日期：2002-08-01 00:00:00

abstract：:The SRPDB (signal recognition particle database) provides aligned SRP RNA and protein sequences, annotated and phylogenetically ordered. This release includes 82 SRP RNAs (including 22 bacterial and 9 archaeal homologs) and a total of 20 protein sequences representing SRP9, SRP14, SRP19, SRP54, SRP68, and SRP72. The o...

journal_title：Nucleic acids research

authors： Zwieb C,Larsen N

更新日期：1994-09-01 00:00:00

abstract：:We investigate the mechanistic nature of the Snf2 family protein HARP, mutations of which are responsible for Schimke immuno-osseous dysplasia. Using a single-molecule magnetic tweezers assay, we construct RPA-stabilized DNA bubbles within torsionally constrained DNA to investigate the annealing action of HARP on a ph...

journal_title：Nucleic acids research

authors： Burnham DR,Nijholt B,De Vlaminck I,Quan J,Yusufzai T,Dekker C

更新日期：2017-05-05 00:00:00

abstract：:A temperature-sensitive mutant of Escherichia coli affected in the alpha subunit of RNA polymerase has been investigated. Gene mapping and complementation experiments placed the mutation to temperature-sensitivity within the alpha operon at 72 min. on the bacterial chromosome. The rate of RNA synthesis in vivo and the...

journal_title：Nucleic acids research

authors： Mehrpouyan M,Champney WS

更新日期：1990-06-25 00:00:00

abstract：:MicroRNAs are small non-coding RNAs that modulate gene expression at post-transcriptional level, playing a crucial role in cell differentiation and development. Recently, some reports have shown that a limited number of mammalian microRNAs are also involved in anti-viral defense. In this study, the analysis of the hep...

journal_title：Nucleic acids research

authors： Potenza N,Papa U,Mosca N,Zerbini F,Nobile V,Russo A

更新日期：2011-07-01 00:00:00

abstract：:The small subunit (SSU) processome is a large ribonucleoprotein that is required for maturation of the 18S rRNA of the ribosome. Recently, a missense mutation in the C-terminus of an SSU processome protein, Utp4/Cirhin, was reported to cause North American Indian childhood cirrhosis (NAIC). In this study, we use Sacch...

journal_title：Nucleic acids research

authors： Freed EF,Baserga SJ

更新日期：2010-08-01 00:00:00

abstract：:Virulence factor database (VFDB) was set up in 2004 dedicated for providing current knowledge of virulence factors (VFs) from various medical significant bacterial pathogens to facilitate pathogenomic research. Nowadays, complete genome sequences of almost all the major pathogenic microbes have been determined, which ...

journal_title：Nucleic acids research

authors： Yang J,Chen L,Sun L,Yu J,Jin Q

更新日期：2008-01-01 00:00:00

abstract：:Self-cleaving ribozymes associated with the glmS genes of many Gram-positive bacteria are activated by binding to glucosamine-6-phosphate (GlcN6P). Representatives of the glmS ribozyme class function as metabolite-sensing riboswitches whose self-cleavage activities down-regulate the expression of GlmS enzymes that syn...

journal_title：Nucleic acids research

authors： Link KH,Guo L,Breaker RR

更新日期：2006-01-01 00:00:00

abstract：:In this report we have analyzed the role of antisense transcription in the control of LEF1 transcription factor expression. A natural antisense transcript (NAT) is transcribed from a promoter present in the first intron of LEF1 gene and undergoes splicing in mesenchymal cells. Although this locus is silent in epitheli...

journal_title：Nucleic acids research

authors： Beltran M,Aparicio-Prat E,Mazzolini R,Millanes-Romero A,Massó P,Jenner RG,Díaz VM,Peiró S,de Herreros AG

更新日期：2015-07-13 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：:The identification of genes with specific patterns of change (e.g. down-regulated and methylated) as phenotype drivers or samples with similar profiles for a given gene set as drivers of clinical outcome, requires the integration of several genomic data types for which an 'integrate by intersection' (IBI) approach is ...

journal_title：Nucleic acids research

authors： Kowalski J,Dwivedi B,Newman S,Switchenko JM,Pauly R,Gutman DA,Arora J,Gandhi K,Ainslie K,Doho G,Qin Z,Moreno CS,Rossi MR,Vertino PM,Lonial S,Bernal-Mizrachi L,Boise LH

更新日期：2016-04-20 00:00:00

abstract：:Drosophila tissue culture cells have been important in the study of homologous promoters and more recently in the study of mammalian transcriptional factors such as CTF and SP1 which bind and stimulate transcription from transfected genes. In this paper we show that a Drosophila melanogaster haploid cell line (1182-4)...

journal_title：Nucleic acids research

authors： Saunders SE,Rawls JM,Wardle CJ,Burke JF

更新日期：1989-08-11 00:00:00

abstract：:The nucleotide sequence of Drosophila melanogaster tRNA 5 Lys is pGCCCGGAUAm2GCUCAGDCGGDAGAGCA psi psi GGACUsU*UUt6A*A psi CCAAGGm7GDm5CCAGGGTm psi CAm1AGUCCCUGUUCGGGCGCCA. The sU* is probably 5-methylcarboxymethyl-2-thiouridine and t6A* is a mixture of modified derivatives of t6A including t6A itself and a component ...

journal_title：Nucleic acids research

authors： Cribbs DL,Gillam IC,Tener GM

更新日期：1982-10-25 00:00:00

abstract：:The Comparative Toxicogenomics Database (CTD; http://ctdbase.org/) is a premier public resource for literature-based, manually curated associations between chemicals, gene products, phenotypes, diseases, and environmental exposures. In this biennial update, we present our new chemical-phenotype module that codes chemi...

journal_title：Nucleic acids research

authors： Davis AP,Grondin CJ,Johnson RJ,Sciaky D,McMorran R,Wiegers J,Wiegers TC,Mattingly CJ

更新日期：2019-01-08 00:00:00

abstract：:HinP1I recognizes and cleaves the palindromic tetranucleotide sequence G downward arrowCGC in DNA. We report three structures of HinP1I-DNA complexes: in the presence of Ca(2+) (pre-reactive complex), in the absence of metal ion (binary complex) and in the presence of Mg(2+) (post-reactive complex). HinP1I forms a bac...

journal_title：Nucleic acids research

authors： Horton JR,Zhang X,Maunus R,Yang Z,Wilson GG,Roberts RJ,Cheng X

更新日期：2006-02-09 00:00:00