MBGD update 2015: microbial genome database for flexible ortholog analysis utilizing a diverse set of genomic data.

abstract：:PASMet (Prediction, Analysis and Simulation of Metabolic networks) is a web-based platform for proposing and verifying mathematical models to understand the dynamics of metabolism. The advantages of PASMet include user-friendliness and accessibility, which enable biologists and biochemists to easily perform mathematic...

journal_title：Nucleic acids research

authors： Sriyudthsak K,Mejia RF,Arita M,Hirai MY

更新日期：2016-07-08 00:00:00

abstract：:The Diatom Expressed Sequence Tag (EST) Database was constructed to provide integral access to ESTs from these ecologically and evolutionarily interesting microalgae. It has now been updated with 130,000 Phaeodactylum tricornutum ESTs from 16 cDNA libraries and 77,000 Thalassiosira pseudonana ESTs from seven libraries...

journal_title：Nucleic acids research

authors： Maheswari U,Mock T,Armbrust EV,Bowler C

更新日期：2009-01-01 00:00:00

abstract：:Ribosome synthesis involves the concomitance of pre-rRNA processing and ribosomal protein assembly. In eukaryotes, this is a complex process that requires the participation of specific sequences and structures within the pre-rRNAs, at least 200 trans-acting factors and the ribosomal proteins. There is little informati...

journal_title：Nucleic acids research

authors： Babiano R,de la Cruz J

更新日期：2010-08-01 00:00:00

abstract：:In Saccharomyces cerevisiae, the stability of highly repetitive rDNA array is maintained through transcriptional silencing. Recently, a β-1,3-glucanosyltransferase Gas1 has been shown to play a significant role in the regulation of transcriptional silencing in S. cerevisiae. Here, we show that the gas1Δ mutation incre...

journal_title：Nucleic acids research

authors： Ha CW,Kim K,Chang YJ,Kim B,Huh WK

更新日期：2014-07-01 00:00:00

abstract：:OligoArrayDb is a comprehensive database containing pangenomic oligonucleotide microarray probe sets designed for most of the sequenced genomes that are not covered by commercial catalog arrays. The availability of probe sequences, associated with custom microarray fabrication services offered by many companies and co...

journal_title：Nucleic acids research

authors： Rouillard JM,Gulari E

更新日期：2009-01-01 00:00:00

abstract：:For characterizing in vivo functions of a mammalian protein, it is informative to obtain conditional mutations and apply them to the mouse genetic system. However, the isolation of conditional mutations has been quite difficult in cultured cells. We report here that functional expression of a heterologous mammalian ge...

journal_title：Nucleic acids research

authors： Adachi N,Ikeda H,Kikuchi A

更新日期：1994-10-11 00:00:00

abstract：:A linear DNA plasmid, designated pLLE1, has been isolated from a mitochondrial fraction of a strain of Lentinus edodes. pLLE1(11.0 kbp) was sensitive to the 3'----5'-acting exonuclease III and resistant to the 5'----3'-acting lambda exonuclease. It showed no homology with mitochondrial and nuclear genomic DNAs of plas...

journal_title：Nucleic acids research

authors： Katayose Y,Kajiwara S,Shishido K

更新日期：1990-03-25 00:00:00

abstract：:Mutational analysis of the 5'-untranslated leader sequence (omega) of tobacco mosaic virus (TMV) was carried out to determine those sequences necessary for the translational enhancement associated with omega. Five deletion mutants, a single base substitution, and a 25 base replacement mutant were tested for alteration...

journal_title：Nucleic acids research

authors： Gallie DR,Sleat DE,Watts JW,Turner PC,Wilson TM

更新日期：1988-02-11 00:00:00

abstract：:The k-junction is a structural motif in RNA comprising a three-way helical junction based upon kink turn (k-turn) architecture. A computer program written to examine relative helical orientation identified the three-way junction of the Arabidopsis TPP riboswitch as an elaborated k-turn. The Escherichia coli TPP ribosw...

journal_title：Nucleic acids research

authors： Wang J,Daldrop P,Huang L,Lilley DM

更新日期：2014-04-01 00:00:00

abstract：:The sxy (tfoX) gene product is the central regulator of DNA uptake by naturally competent gamma-proteobacteria such as Haemophilus influenzae, Vibrio cholerae and probably Escherichia coli. However, the mechanisms regulating sxy gene expression are not understood despite being key to understanding the physiological ro...

journal_title：Nucleic acids research

authors： Cameron AD,Volar M,Bannister LA,Redfield RJ

更新日期：2008-01-01 00:00:00

abstract：:We have examined the interactions of UvrABC endonuclease with DNA containing the monoadducts of 8-methoxypsoralen (8-MOP) and 4,5',8-trimethylpsoralen (TMP). The UvrA and UvrB proteins were found to form a stable complex on DNA that contains the psoralen monoadducts. Subsequent binding of UvrC protein to this complex ...

journal_title：Nucleic acids research

authors： Yeung AT,Jones BK,Capraro M,Chu T

更新日期：1987-06-25 00:00:00

abstract：:TAP/hNXF1 is a key factor that mediates general cellular mRNA export from the nucleus, and its orthologs are structurally and functionally conserved from yeast to humans. Metazoans encode additional proteins that share homology and domain organization with TAP/hNXF1, suggesting their participation in mRNA metabolism; ...

journal_title：Nucleic acids research

authors： Tan W,Zolotukhin AS,Tretyakova I,Bear J,Lindtner S,Smulevitch SV,Felber BK

更新日期：2005-07-13 00:00:00

abstract：:Restarting stalled replication forks is vital to avoid fatal replication errors. Previously, it was demonstrated that hydroxyurea-stalled replication forks rescue replication either by an active restart mechanism or by new origin firing. To our surprise, using the DNA fibre assay, we only detect a slightly reduced for...

journal_title：Nucleic acids research

authors： Elvers I,Johansson F,Groth P,Erixon K,Helleday T

更新日期：2011-09-01 00:00:00

abstract：:Defects in the posttranscriptional modifications of mitochondrial tRNAs have been linked to human diseases, but their pathophysiology remains elusive. In this report, we investigated the molecular mechanism underlying a deafness-associated tRNAIle 4295A>G mutation affecting a highly conserved adenosine at position 37,...

journal_title：Nucleic acids research

authors： Meng F,Zhou M,Xiao Y,Mao X,Zheng J,Lin J,Lin T,Ye Z,Cang X,Fu Y,Wang M,Guan MX

更新日期：2021-01-25 00:00:00

abstract：:BRENDA is a comprehensive relational database on functional and molecular information of enzymes, based on primary literature. The database contains information extracted and evaluated from approximately 46 000 references, holding data of at least 40 000 different enzymes from more than 6900 different organisms, class...

journal_title：Nucleic acids research

authors： Schomburg I,Chang A,Schomburg D

更新日期：2002-01-01 00:00:00

abstract：:Using a combination of bioinformatic and molecular biology approaches a Drosophila melanogaster protein, DmTTF, has been identified, which exhibits sequence and structural similarity with two mitochondrial transcription termination factors, mTERF (human) and mtDBP (sea urchin). Import/processing assays indicate that D...

journal_title：Nucleic acids research

authors： Roberti M,Polosa PL,Bruni F,Musicco C,Gadaleta MN,Cantatore P

更新日期：2003-03-15 00:00:00

abstract：:The POU domain transcription factor, Oct-2, is essential for the B cell-specific expression of CD36 in mouse B cells. In order to determine how Oct-2 mediates expression of CD36 in B cells, we cloned and analysed the mouse CD36 promoter. In contrast to the human CD36 promoter, the mouse promoter contains a consensus o...

journal_title：Nucleic acids research

authors： Shore P,Dietrich W,Corcoran LM

更新日期：2002-04-15 00:00:00

abstract：:The crystal structure is reported of a complex between an ethyl derivative of the minor-groove drug furamidine and the dodecanucleotide duplex d(CGCGAATTCGCG)2, which has been refined to 1.85 A resolution and an R factor of 16.6% for data collected at -173 degreesC. An exceptionally large number (220) of water molecul...

journal_title：Nucleic acids research

authors： Guerri A,Simpson IJ,Neidle S

更新日期：1998-06-15 00:00:00

abstract：:Antisense oligodeoxynucleotides (ODNs) have biological activity in treating various forms of cancer. The antisense effects of two types of 20mer ODNs, phosphorothioate-modified ODNs (S-ODNs) and S-ODNs with 12 2'-O-methyl groups (Me-S-ODNs), targeted to sites 109 and 277 of bcl-2 mRNA, were compared. Both types were a...

journal_title：Nucleic acids research

authors： Yoo BH,Bochkareva E,Bochkarev A,Mou TC,Gray DM

更新日期：2004-04-02 00:00:00

abstract：:The TcSNP database (http://snps.tcruzi.org) integrates information on genetic variation (polymorphisms and mutations) for different stocks, strains and isolates of Trypanosoma cruzi, the causative agent of Chagas disease. The database incorporates sequences (genes from the T. cruzi reference genome, mRNAs, ESTs and ge...

journal_title：Nucleic acids research

authors： Ackermann AA,Carmona SJ,Agüero F

更新日期：2009-01-01 00:00:00

abstract：:Single-nucleotide polymorphisms (SNPs) are often linked to critical phenotypes such as diseases or responses to vaccines, medications and environmental factors. However, the specific molecular mechanisms by which a causal SNP acts is usually not obvious. Changes in RNA secondary structure emerge as a possible explanat...

journal_title：Nucleic acids research

authors： Salari R,Kimchi-Sarfaty C,Gottesman MM,Przytycka TM

更新日期：2013-01-07 00:00:00

abstract：:Although telomeres are not recognized as double-strand breaks (DSBs), some DSB repair proteins are present at telomeres and are required for telomere maintenance. To learn more about the telomeric function of proteins from the homologous recombination (HR) and non-homologous end joining pathways (NHEJ), we have screen...

journal_title：Nucleic acids research

authors： Wei C,Skopp R,Takata M,Takeda S,Price CM

更新日期：2002-07-01 00:00:00

abstract：:The first step in gene expression, transcription, is modulated by the interaction of transcription factors with their corresponding binding sites on the DNA sequence. Pscan is a software tool that scans a set of sequences (e.g. promoters) from co-regulated or co-expressed genes with motifs describing the binding speci...

journal_title：Nucleic acids research

authors： Zambelli F,Pesole G,Pavesi G

更新日期：2009-07-01 00:00:00

abstract：:Synthetic DNA fragments were constructed to determine the effect of G tracts, in conjunction with periodically spaced A tracts, on DNA bends. Relative length measurements showed that the G tracts spaced at the half helical turn enhanced the DNA bend. When the G tract was interrupted with a thymine or shortened to one ...

journal_title：Nucleic acids research

authors： Milton DL,Casper ML,Wills NM,Gesteland RF

更新日期：1990-02-25 00:00:00

abstract：:The extent of base pairing in Escherichia coli and Bacillus stearothermophilus 5S RNAs was determined by infrared spectroscopy. From the infrared spectra taken at 20 degrees and 52 degrees C it is concluded that E. coli and B. stearothermophlius 5S RNAs possess a large number of base pairs (Table I). Comparison of our...

journal_title：Nucleic acids research

authors： Appel B,Erdmann VA,Stulz J,Ackerman T

更新日期：1979-10-25 00:00:00

abstract：:Microbial enzymes have many known applications as biocatalysts in biotechnology, agriculture, medical and other industries. However, only a few enzymes are currently employed for such commercial applications. In this scenario, the current onslaught of metagenomic data provides a new unexplored treasure trove of genomi...

journal_title：Nucleic acids research

authors： Sharma VK,Kumar N,Prakash T,Taylor TD

更新日期：2010-01-01 00:00:00

abstract：:Cloned coding sequences for rat and human ornithine transcarbamylase (OTC) were obtained by screening a rat and a human cDNA library respectively with a synthetic oligonucleotide corresponding to 27 bases of the rat sequence. These clones, 1100 bp long for the rat clone and 1300 bp for the human, contain approximately...

journal_title：Nucleic acids research

authors： Davies KE,Briand P,Ionasescu V,Ionasescu G,Williamson R,Brown C,Cavard C,Cathelineau L

更新日期：1985-01-11 00:00:00

abstract：:The histone variant H2A.Z has been implicated in many biological processes, such as gene regulation and genome stability. Here, we present the identification of H2A.Z.2.2 (Z.2.2), a novel alternatively spliced variant of histone H2A.Z and provide a comprehensive characterization of its expression and chromatin incorpo...

journal_title：Nucleic acids research

authors： Bönisch C,Schneider K,Pünzeler S,Wiedemann SM,Bielmeier C,Bocola M,Eberl HC,Kuegel W,Neumann J,Kremmer E,Leonhardt H,Mann M,Michaelis J,Schermelleh L,Hake SB

更新日期：2012-07-01 00:00:00

abstract：:Potential pathways that could account for observed rapid rates of transcription reinitiation were explored. A nuclear extract system was established in which reinitiation rates were observed to be kinetically facilitated and in which the rate was sensitive to TATA box mutation. Kinetic facilitation of functional compl...

journal_title：Nucleic acids research

authors： Yean D,Gralla JD

更新日期：1999-02-01 00:00:00

abstract：:MicroRNAs (miRNAs) are small non-coding RNAs that mediate gene expression at the post-transcriptional and translational levels by an imperfect binding to target mRNA 3'UTR regions. While the ab-initio computational prediction of miRNA-mRNA interactions still poses significant challenges, it is possible to overcome som...

journal_title：Nucleic acids research

authors： Sales G,Coppe A,Bicciato S,Bortoluzzi S,Romualdi C

更新日期：2010-04-01 00:00:00