LSD 3.0: a comprehensive resource for the leaf senescence research community.

abstract：:A RNA interference (RNAi) like mechanism is involved in elimination of thousands of DNA segments from the developing somatic macronucleus of Tetrahymena, yet how specific internal eliminated sequences (IESs) are recognized remains to be fully elucidated. To define requirements for DNA rearrangement, we performed mutag...

journal_title：Nucleic acids research

authors： Kowalczyk CA,Anderson AM,Arce-Larreta M,Chalker DL

更新日期：2006-01-01 00:00:00

abstract：:Human Hepatitis B Virus (HBV) RNAs contain a cis -acting sequence, the post-transcriptional regulatory element (HPRE), which facilitates the cytoplasmic localization of intronless transcripts. Our previous studies have shown that the HPRE is composed of at least two independent sub-elements, HPREalpha and HPREbeta, wh...

journal_title：Nucleic acids research

authors： Smith GJ 3rd,Donello JE,Lück R,Steger G,Hope TJ

更新日期：1998-11-01 00:00:00

abstract：:We describe PReMod, a new database of genome-wide cis-regulatory module (CRM) predictions for both the human and the mouse genomes. The prediction algorithm, described previously in Blanchette et al. (2006) Genome Res., 16, 656-668, exploits the fact that many known CRMs are made of clusters of phylogenetically conser...

journal_title：Nucleic acids research

authors： Ferretti V,Poitras C,Bergeron D,Coulombe B,Robert F,Blanchette M

更新日期：2007-01-01 00:00:00

abstract：:In phytohemagglutinin stimulated human lymphocytes the time relationship was determined between induction of the parameters mentioned. The results indicate that the induction occurred in a specific sequence. Thus, a simultaneous increase in the activity of DNA polymerase and thymidinekinase occurred after 15 h of incu...

journal_title：Nucleic acids research

authors： Tyrsted G,Munch-Petersen B

更新日期：1977-08-01 00:00:00

abstract：:Silencing gene expression by siRNAs is rapidly becoming a powerful tool for the genetic analysis of mammalian cells. However, the rapid degradation of siRNA and the limited duration of its action call for an efficient delivery technology. Accordingly, we describe here that Atelocollagen complexed with siRNA is resista...

journal_title：Nucleic acids research

authors： Minakuchi Y,Takeshita F,Kosaka N,Sasaki H,Yamamoto Y,Kouno M,Honma K,Nagahara S,Hanai K,Sano A,Kato T,Terada M,Ochiya T

更新日期：2004-07-22 00:00:00

abstract：:Regulatory T-cells (Treg) play an essential role in the negative regulation of immune answers by developing an attenuated cytokine response that allows suppressing proliferation and effector function of T-cells (CD4(+) Th). The transcription factor FoxP3 is responsible for the regulation of many genes involved in the ...

journal_title：Nucleic acids research

authors： Birzele F,Fauti T,Stahl H,Lenter MC,Simon E,Knebel D,Weith A,Hildebrandt T,Mennerich D

更新日期：2011-10-01 00:00:00

abstract：:In many eukaryotic mRNAs one or more short 'upstream' open reading frames, uORFs, precede the initiator of the main coding sequence. Upstream ORFs are functionally diverse as illustrated by their variety of features in polyamine pathway biosynthetic mRNAs. Their propensity to act as sensors for regulatory circuits and...

journal_title：Nucleic acids research

authors： Ivanov IP,Atkins JF,Michael AJ

更新日期：2010-01-01 00:00:00

abstract：:RNA molecules fold into characteristic secondary structures for their diverse functional activities such as post-translational regulation of gene expression. Searching homologs of a pre-defined RNA structural motif, which may be a known functional element or a putative RNA structural motif, can provide useful informat...

journal_title：Nucleic acids research

authors： Chang TH,Huang HD,Chuang TN,Shien DM,Horng JT

更新日期：2006-07-01 00:00:00

abstract：:The National Center for Biotechnology Information (NCBI) provides a large suite of online resources for biological information and data, including the GenBank® nucleic acid sequence database and the PubMed database of citations and abstracts for published life science journals. The Entrez system provides search and re...

journal_title：Nucleic acids research

authors： NCBI Resource Coordinators.

更新日期：2018-01-04 00:00:00

abstract：:A 15-residue sequence motif has been found in many polymerases from various species and involving DNA and RNA dependence and product. The motif is characterized by a Tyr-Gly-Asp-(Thr)-Asp core flanked by hydrophobic spans five residues in length. An mRNA maturase segment is also suggested to display the motif pattern....

journal_title：Nucleic acids research

authors： Argos P

更新日期：1988-11-11 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 H19 lncRNA has been implicated in development and growth control and is associated with human genetic disorders and cancer. Acting as a molecular sponge, H19 inhibits microRNA (miRNA) let-7. Here we report that H19 is significantly decreased in muscle of human subjects with type-2 diabetes and insulin resistant ro...

journal_title：Nucleic acids research

authors： Gao Y,Wu F,Zhou J,Yan L,Jurczak MJ,Lee HY,Yang L,Mueller M,Zhou XB,Dandolo L,Szendroedi J,Roden M,Flannery C,Taylor H,Carmichael GG,Shulman GI,Huang Y

更新日期：2014-12-16 00:00:00

abstract：:Accurate maps and DNA sequences for human subtelomere regions, along with detailed knowledge of subtelomere variation and long-range telomere-terminal haplotypes in individuals, are critical for understanding telomere function and its roles in human biology. Here, we use a highly automated whole genome mapping technol...

journal_title：Nucleic acids research

authors： Young E,Pastor S,Rajagopalan R,McCaffrey J,Sibert J,Mak ACY,Kwok PY,Riethman H,Xiao M

更新日期：2017-05-19 00:00:00

abstract：:Right-handed RNA duplexes of (CG)n sequence undergo salt-induced helicity reversal, forming left-handed RNA double helices (Z-RNA). In contrast to the thoroughly studied Z-DNA, no Z-RNA structure of natural origin is known. Here we report the NMR structure of a half-turn, left-handed RNA helix (CGCGCG)2 determined in ...

journal_title：Nucleic acids research

authors： Popenda M,Milecki J,Adamiak RW

更新日期：2004-08-03 00:00:00

abstract：:It is a routine task in metabolic engineering to introduce multicomponent pathways into a heterologous host for production of metabolites. However, this process sometimes may take weeks to months due to the lack of standardized genetic tools. Here, we present a method for the design and construction of biological part...

journal_title：Nucleic acids research

authors： Guo Y,Dong J,Zhou T,Auxillos J,Li T,Zhang W,Wang L,Shen Y,Luo Y,Zheng Y,Lin J,Chen GQ,Wu Q,Cai Y,Dai J

更新日期：2015-07-27 00:00:00

abstract：:The Mouse Genome Database (MGD; http://www.informatics.jax.org) is the primary community model organism database for the laboratory mouse and serves as the source for key biological reference data related to mouse genes, gene functions, phenotypes and disease models with a strong emphasis on the relationship of these ...

journal_title：Nucleic acids research

authors： Bult CJ,Eppig JT,Blake JA,Kadin JA,Richardson JE,Mouse Genome Database Group.

更新日期：2016-01-04 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：:Base specificity in the interaction of ethidium with double stranded synthetic RNA homopolymers has been studied by means of spectroscopic (UV-visible absorption and fluorescence), microcalorimetric and dilatometric techniques. The results show a strong base specificity in this interaction, the association constant wi...

journal_title：Nucleic acids research

authors： Babayan Y,Manzini G,Xodo LE,Quadrifoglio F

更新日期：1987-07-24 00:00:00

abstract：:The CATH database of protein domain structures (http://www.biochem.ucl.ac.uk/bsm/cath_new) currently contains 34 287 domain structures classified into 1383 superfamilies and 3285 sequence families. Each structural family is expanded with domain sequence relatives recruited from GenBank using a variety of efficient seq...

journal_title：Nucleic acids research

authors： Pearl FM,Bennett CF,Bray JE,Harrison AP,Martin N,Shepherd A,Sillitoe I,Thornton J,Orengo CA

更新日期：2003-01-01 00:00:00

abstract：:YB-1 is a universal major protein of cytoplasmic mRNPs, a member of the family of multifunctional cold shock domain proteins (CSD proteins). Depending on its amount on mRNA, YB-1 stimulates or inhibits mRNA translation. In this study, we have analyzed complexes formed in vitro at various YB-1 to mRNA ratios, including...

journal_title：Nucleic acids research

authors： Skabkin MA,Kiselyova OI,Chernov KG,Sorokin AV,Dubrovin EV,Yaminsky IV,Vasiliev VD,Ovchinnikov LP

更新日期：2004-10-19 00:00:00

abstract：:Corynebacterium diphtheriae is a Gram-positive, non-spore forming, non-motile, pleomorphic rod belonging to the genus Corynebacterium and the actinomycete group of organisms. The organism produces a potent bacteriophage-encoded protein exotoxin, diphtheria toxin (DT), which causes the symptoms of diphtheria. This pote...

journal_title：Nucleic acids research

authors： Cerdeño-Tárraga AM,Efstratiou A,Dover LG,Holden MT,Pallen M,Bentley SD,Besra GS,Churcher C,James KD,De Zoysa A,Chillingworth T,Cronin A,Dowd L,Feltwell T,Hamlin N,Holroyd S,Jagels K,Moule S,Quail MA,Rabbinowitsch E

更新日期：2003-11-15 00:00:00

abstract：:The role of thymine dimerization for previously reported U.V. induced conformational changes has been proved using acetophenone as sensitizer for the specific thymine dimerization upon irradiation at 313 nm. CD results demonstrate that formation of pyrimidine dimers cause typical conformational changes of the DNA B he...

journal_title：Nucleic acids research

authors： Lang H

更新日期：1975-02-01 00:00:00

abstract：:The gene-external part of the human 7S L promoter was analyzed by transcription in vitro and in vivo. Compared to the wild type promoter (-178), a -66 5'deletion mutant revealed full activity in vitro but was inefficiently transcribed in vivo. Further deletion to -37 reduced template activity to 50% in vitro and to ba...

journal_title：Nucleic acids research

authors： Bredow S,Sürig D,Müller J,Kleinert H,Benecke BJ

更新日期：1990-12-11 00:00:00

abstract：:Mitochondrial aprataxin (APTX) protects the mitochondrial genome from the consequence of ligase failure by removing the abortive ligation product, i.e. the 5'-adenylate (5'-AMP) group, during DNA replication and repair. In the absence of APTX activity, blocked base excision repair (BER) intermediates containing the 5'...

journal_title：Nucleic acids research

authors： Çaglayan M,Prasad R,Krasich R,Longley MJ,Kadoda K,Tsuda M,Sasanuma H,Takeda S,Tano K,Copeland WC,Wilson SH

更新日期：2017-09-29 00:00:00

abstract：:A simple, reproducible affinity chromatography method has been adapted for separation of high molecular weight supercoiled circular molecules from mammalian cells. Electron microscopic analysis of EB viral DNA obtained by this method, from the non-producer Burkitt's lymphoma line Raji, revealed monomer-sized viral mol...

journal_title：Nucleic acids research

authors： Kinchington D,Griffin BE

更新日期：1987-12-23 00:00:00

abstract：:The nucleotide sequence of the Anacystis nidulans 23S rRNA gene, including the 5'- and 3'-flanking regions has been determined. The gene is 2876 nucleotides long and shows higher primary sequence homology to the 23S rRNAs of plastids (84.5%) than to that of E. coli (79%). The predicted rRNA transcript also shares many...

journal_title：Nucleic acids research

authors： Douglas SE,Doolittle WF

更新日期：1984-04-11 00:00:00

abstract：:Liquid-liquid phase separation plays an important role in a variety of cellular processes, including the formation of membrane-less organelles, the cytoskeleton, signalling complexes, and many other biological supramolecular assemblies. Studies on the molecular basis of phase separation in cells have focused on protei...

journal_title：Nucleic acids research

authors： Zhang Y,Yang M,Duncan S,Yang X,Abdelhamid MAS,Huang L,Zhang H,Benfey PN,Waller ZAE,Ding Y

更新日期：2019-12-16 00:00:00

abstract：:MicroRNAs (miRNAs) are approximately 22 nucleotide (nt) long and play important roles in post-transcriptional regulation in both plants and animals. In animals, precursor (pre-) miRNAs are ∼70 nt hairpins produced by Drosha cleavage of long primary (pri-) miRNAs in the nucleus. Exportin-5 (XPO5) transports pre-miRNAs ...

journal_title：Nucleic acids research

authors： Sheng P,Fields C,Aadland K,Wei T,Kolaczkowski O,Gu T,Kolaczkowski B,Xie M

更新日期：2018-06-20 00:00:00

abstract：:SSCP and heteroduplex analysis (HA) continue to be the most popular methods of mutation detection due to their simplicity, high sensitivity and low cost. The advantages of these methods are most clearly visible when large genes, such as BRCA1 and BRCA2, are scanned for scattered unknown mutations and/or when a large n...

journal_title：Nucleic acids research

authors： Kozlowski P,Krzyzosiak WJ

更新日期：2001-07-15 00:00:00

abstract：:ComplexContact (http://raptorx2.uchicago.edu/ComplexContact/) is a web server for sequence-based interfacial residue-residue contact prediction of a putative protein complex. Interfacial residue-residue contacts are critical for understanding how proteins form complex and interact at residue level. When receiving a pa...

journal_title：Nucleic acids research

authors： Zeng H,Wang S,Zhou T,Zhao F,Li X,Wu Q,Xu J

更新日期：2018-07-02 00:00:00