Elements at the 5' end of Xist harbor SPEN-independent transcriptional antiterminator activity.

abstract：:Interactions between proteins bound to distant sites along a DNA molecule require bending and twisting deformations in the intervening DNA. In certain systems, the sterically allowed protein-DNA and protein-protein interactions are hypothesized to produce loops with distinct geometries that may also be thermodynamical...

journal_title：Nucleic acids research

authors： Lia G,Semsey S,Lewis DE,Adhya S,Bensimon D,Dunlap D,Finzi L

更新日期：2008-07-01 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：:We previously constructed a multiribozyme expression vector by combining cis- and trans-acting ribozymes and we showed that several ribozymes, each directed against a different target in the HIV genome and acting independently in a 'shotgun' manner, markedly increased the efficiency of cleavage of HIV RNA in vitro [Oh...

journal_title：Nucleic acids research

authors： Yuyama N,Ohkawa J,Koguma T,Shirai M,Taira K

更新日期：1994-11-25 00:00:00

abstract：:The frequency occurrences of K-tuple (overlapping sequences of defined length, K) were computed from the known human genome sequences. The significance of these frequencies for the whole human genome was tested by polymerase chain reaction (PCR). A computer programs based on these results was written to choose primers...

journal_title：Nucleic acids research

authors： Griffais R,André PM,Thibon M

更新日期：1991-07-25 00:00:00

abstract：:Nucleotide sequences of three cloned restriction fragments of Tetrahymena mtDNA which showed hybridization with mitochondrial tRNA have been determined. EcoRI fragment 5 (4.1 kbp) contains the tRNAphe gene sequence with anticodon GAA; Hind III fragment 6 (2.0 kbp) the tRNAhis with anticodon GTG; and EcoRI fragment 7 (...

journal_title：Nucleic acids research

authors： Suyama Y

更新日期：1985-05-10 00:00:00

abstract：:The spatio-temporal organization of chromatin in the eukaryotic cell nucleus is of vital importance for transcription, DNA replication and genome maintenance. Each of these activities is tightly regulated in both time and space. While we have a good understanding of chromatin organization in space, for example in fixe...

journal_title：Nucleic acids research

authors： Shaban HA,Seeber A

更新日期：2020-04-17 00:00:00

abstract：:New linker phosphoramidite reagents containing a cleavable 3'-ester linkage are used for attaching the first nucleoside to the surface of a solid- phase support. Inexpensive, underivatized amino supports, such as long chain alkylamine controlled-pore glass, can serve as universal supports. No modifications to phosphor...

journal_title：Nucleic acids research

authors： Pon RT,Yu S

更新日期：2004-01-29 00:00:00

abstract：:Overexpressed in colon carcinoma-1 (OCC-1) is one of the earliest annotated long noncoding RNAs (lncRNAs) in colorectal cancer (CRC); however, its function remains largely unknown. Here, we revealed that OCC-1 plays a tumor suppressive role in CRC. OCC-1 knockdown by RNA interference promotes cell growth both in vitro...

journal_title：Nucleic acids research

authors： Lan Y,Xiao X,He Z,Luo Y,Wu C,Li L,Song X

更新日期：2018-06-20 00:00:00

abstract：:Four pseudorevertants of a -10 region lacP mutation were isolated. Three of these mutations were found to activate nascent promoters. These mutations were: a -2 G/C----A/T change (-2A) promoting transcription at position +11, a +1 A/T----T/A change (+1T) promoting transcription initiation at position +13, and a +10 C/...

journal_title：Nucleic acids research

authors： Karls R,Schulz V,Jovanovich SB,Flynn S,Pak A,Reznikoff WS

更新日期：1989-05-25 00:00:00

abstract：:A 200 bp sequence including a stretch of 54 base pairs of alternating guanosine and adenosine nucleotide residues [(dG-dA)27.(dT-dC)27] was cloned in the simian virus 40 (SV40) genome between the KpnI and HpaII sites. This sequence was discovered earlier as part of a region limiting the amplification of sequences adja...

journal_title：Nucleic acids research

authors： Rao BS,Manor H,Martin RG

更新日期：1988-08-25 00:00:00

abstract：:Chelation of divalent cations by 5 mM EDTA and subsequent removal by dialysis from a cytoplasmic HeLa cell extract leads to a complete loss of 5S rRNA transcription without affecting tRNA synthesis. Transcription complexes for 5S RNA can no longer be assembled in such a zinc-depleted extract and this ability can be fu...

journal_title：Nucleic acids research

authors： Wingender E,Dilloo D,Seifart KH

更新日期：1984-12-11 00:00:00

abstract：:A series of plasmids were constructed in which a promoter was introduced into a lac-based operon fusion vector. A perfectly symmetrical oligonucleotide of 22-bp corresponding to an idealized binding site for cAMP receptor protein (CRP) of E. coli was chemically synthesized. The synthetic CRP site was placed between th...

journal_title：Nucleic acids research

authors： Morita T,Shigesada K,Kimizuka F,Aiba H

更新日期：1988-08-11 00:00:00

abstract：:A nucleic acid affinity matrix containing a short oligodeoxynucleotide ligand has been prepared as an example of a material which can be used for the rapid and effective isolation of sequence specific DNA binding proteins. Two complementary oligodeoxynucleotides have been employed, one of which contains a small 5'-spa...

journal_title：Nucleic acids research

authors： Blanks R,McLaughlin LW

更新日期：1988-11-11 00:00:00

abstract：:The resonance Raman spectrum of native DNA has been obtained using excitation at 257 nm. In a first part, the spectral lines are assigned to the different nucleotide bases which provide the resonance effect. In a second part, the interactions of DNA with basic peptides (Arginine Methylester, Lysine Methylester, Arginy...

journal_title：Nucleic acids research

authors： Laigle A,Chinsky L,Turpin PY

更新日期：1982-03-11 00:00:00

abstract：:KU is a heterodimer, consisting of approximately 70 and approximately 80 kDa subunits (KU70 and KU80, respectively), which is involved in a variety of nuclear functions. We generated tbKU80-deficient trypanosomes to explore the potential role of the tbKU complex in telomere maintenance and transcriptional regulation o...

journal_title：Nucleic acids research

authors： Janzen CJ,Lander F,Dreesen O,Cross GA

更新日期：2004-12-15 00:00:00

abstract：:We have compared the properties of the poly(rA).oligo(dT) complex with those of the poly(rU).oligo(dA)n complex. Three main differences were found. First, poly(rA) and oligo(dT)n do not form a complex in concentrations of CsCl exceeding 2 M because the poly(rA) is insoluble in high salt. If the complex is made in low ...

journal_title：Nucleic acids research

authors： Mol JN,Borst P

更新日期：1976-04-01 00:00:00

abstract：:Prior work has indicated that an octanucleotide [5'TATAAGTA(+1)3'] sequence is used as a promoter in yeast mitochondria. Two such sequences (FP1 and FP2) are present upstream of the tRNA(fMet)-RNAse P RNA -tRNA(Pro) gene cluster but only the FP1 promoter but not the FP2 appears to be active in vivo and in vitro. The r...

journal_title：Nucleic acids research

authors： Biswas TK

更新日期：1991-11-11 00:00:00

abstract：:MicroRNAs (miRNAs) are small RNA molecules that regulate gene expression. They are characterized by specific maturation processes defined by canonical and non-canonical biogenic pathways. Analysis of ∼0.5 billion sequences from mouse data sets derived from different tissues, developmental stages and cell types, partly...

journal_title：Nucleic acids research

authors： Castellano L,Stebbing J

更新日期：2013-03-01 00:00:00

abstract：:The mutations of 76 haemophilia B patients representing the whole population registered with the Malmö haemophilia centre (42) and referrals from the UK, were characterised. RFLP haplotype analysis of the defective genes indicated that 51 single base pair substitutions were definitely of independent origin and 27 of t...

journal_title：Nucleic acids research

authors： Green PM,Montandon AJ,Bentley DR,Ljung R,Nilsson IM,Giannelli F

更新日期：1990-06-11 00:00:00

abstract：:Secondary structure-sensitive chemical and enzymatic probes have been used to produce a model for the folding of the last 68 residues of the 3'-non-coding region of beet necrotic yellow vein benevirus RNA 3. The structure consists of two stem-loops separated by a single-stranded region. RNA 3-derived transcripts were ...

journal_title：Nucleic acids research

authors： Lauber E,Guilley H,Richards K,Jonard G,Gilmer D

更新日期：1997-12-01 00:00:00

abstract：:The RIKEN Arabidopsis Genome Encyclopedia (RARGE) database houses information on biological resources ranging from transcriptome to phenome, including RIKEN Arabidopsis full-length (RAFL) complementary DNAs (cDNAs), their promoter regions, Dissociation (Ds) transposon-tagged lines and expression data from microarray e...

journal_title：Nucleic acids research

authors： Sakurai T,Satou M,Akiyama K,Iida K,Seki M,Kuromori T,Ito T,Konagaya A,Toyoda T,Shinozaki K

更新日期：2005-01-01 00:00:00

abstract：:The nucleotide sequences 3' to the translational termination codons in a collection of human genes have been analysed for evidence of a preferred 3' context for natural UAG codons. The aim was to see whether human UAG contexts can be related to the recent demonstration of the effects of 3' context on nonsense suppress...

journal_title：Nucleic acids research

authors： Martin R

更新日期：1994-01-11 00:00:00

abstract：:The intron 2 of the murine thymidine kinase (TK) gene was observed to contain two DNase hypersensitive site. In vitro footprinting experiments indicated specific binding sites for nuclear proteins which were characterized within the sequence of intron 2. Two GC boxes (binding sites for transcription factor SP1) and tw...

journal_title：Nucleic acids research

authors： Rotheneder H,Grabner M,Wintersberger E

更新日期：1991-12-25 00:00:00

abstract：:A total of 10 B-lymphocyte-specific DNase I hypersensitive sites located in the chicken Ig-beta locus were divided into four regions and combinations of deletions of these regions were carried out. A decrease in transcription of the Ig-beta gene to <3% was demonstrated in cells with deletions in all four regions. The ...

journal_title：Nucleic acids research

authors： Shimada N,Matsudo H,Osano K,Arakawa H,Buerstedde JM,Matsumoto Y,Chayahara K,Torihata A,Ono M

更新日期：2006-08-11 00:00:00

abstract：:Spermine-DNA complexes have been examined by small-angle and wide-angle X-ray scattering as well as by circular dichroism studies. Condensed complexes are building up below a critical ionic strength. We have found that at one and the same ionic strength condensed complexes having two different supramolecular structure...

journal_title：Nucleic acids research

authors： Becker M,Misselwitz R,Damaschun H,Damaschun G,Zirwer D

更新日期：1979-11-10 00:00:00

abstract：:Minichromosome maintenance (MCM) proteins facilitate replication by licensing origins and unwinding the DNA double strand. Interestingly, the number of MCM hexamers greatly exceeds the number of firing origins suggesting additional roles of MCMs. Here we show a hitherto unanticipated function of MCM2 in cilia formatio...

journal_title：Nucleic acids research

authors： Casar Tena T,Maerz LD,Szafranski K,Groth M,Blätte TJ,Donow C,Matysik S,Walther P,Jeggo PA,Burkhalter MD,Philipp M

更新日期：2019-01-10 00:00:00

abstract：:The numerous genomic sequences and ESTs released by the Arabidopsis thaliana Genome Initiative (AGI) have allowed a systematic and functional study of the DEAD box RNA helicase family. Sequencing and in silico analysis led to the characterization of 28 novel A. thaliana DEAD box RNA helicases forming a family of 32 me...

journal_title：Nucleic acids research

authors： Aubourg S,Kreis M,Lecharny A

更新日期：1999-01-15 00:00:00

abstract：:PRINTS is a database of protein family 'fingerprints' offering a diagnostic resource for newly-determined sequences. By contrast with PROSITE, which uses single consensus expressions to characterise particular families, PRINTS exploits groups of motifs to build characteristic signatures. These signatures offer improve...

journal_title：Nucleic acids research

authors： Attwood TK,Beck ME,Flower DR,Scordis P,Selley JN

更新日期：1998-01-01 00:00:00

abstract：:The loss of the tumour suppressor E-cadherin (Cdh1) is a key event during tumourigenesis and epithelial-mesenchymal transition (EMT). Transforming growth factor-β (TGFβ) triggers EMT by inducing the expression of non-histone chromatin protein High Mobility Group A2 (HMGA2). We have previously shown that HMGA2, togethe...

journal_title：Nucleic acids research

authors： Tan EJ,Kahata K,Idås O,Thuault S,Heldin CH,Moustakas A

更新日期：2015-01-01 00:00:00

abstract：:The solubility of adult beta-globin chromatin (beta A chromatin) from immature chicken red blood cells can be controlled by the presence or absence of n-butyrate in a cell incubation medium. In the absence of n-butyrate, only a small percentage (approximately 4%) of the total beta A chromatin is in a soluble chromatin...

journal_title：Nucleic acids research

authors： Ferenz CR,Nelson DA

更新日期：1985-03-25 00:00:00