A hand-off of DNA between archaeal polymerases allows high-fidelity replication to resume at a discrete intermediate three bases past 8-oxoguanine.

abstract：:We have compiled the DNA sequence data for E. coli available from the GENBANK and EMBL data libraries and over a period of several years independently from the literature. This is the fifth listing replacing and increasing the former listings substantially. However, in order to save space this printed version contains...

journal_title：Nucleic acids research

authors： Kröger M,Wahl R,Rice P

更新日期：1993-07-01 00:00:00

abstract：:Properties of a mutant bacteriophage T2 DNA [N:(6)-adenine] methyltransferase (T2 Dam MTase) have been investigated for its potential utilization in RecA-assisted restriction endonuclease (RARE) cleavage. Steady-state kinetic analyses with oligonucleotide duplexes revealed that, compared to wild-type T4 Dam, both wild...

journal_title：Nucleic acids research

authors： Minko I,Hattman S,Lloyd RS,Kossykh V

更新日期：2001-04-01 00:00:00

abstract：:A large number of signalling pathways converge on p53 to induce different cellular stress responses that aim to promote cell cycle arrest and repair or, if the damage is too severe, to induce irreversible senescence or apoptosis. The differentiation of p53 activity towards specific cellular outcomes is tightly regulat...

journal_title：Nucleic acids research

authors： Haronikova L,Olivares-Illana V,Wang L,Karakostis K,Chen S,Fåhraeus R

更新日期：2019-04-23 00:00:00

abstract：:Many small RNAs contribute essential activities to eukaryotic cells. In mammalian genomes dispersed repetitive sequences which exhibit homology to small RNAs often exist as pseudogenes which can complicate identification, localization, and analysis of the authentic gene. We mapped a productive human 7SK small nuclear ...

journal_title：Nucleic acids research

authors： Driscoll CT,Darlington GJ,Maraia RJ

更新日期：1994-03-11 00:00:00

abstract：:The nature of mammalian origins of DNA replication remains controversial and this is primarily because two-dimensional gel replicon mapping techniques have identified broad zones of replication initiation whereas several other techniques, such as quantitative PCR, have disclosed more discrete sites of initiation at th...

journal_title：Nucleic acids research

authors： Toledo F,Baron B,Fernandez MA,Lachagès AM,Mayau V,Buttin G,Debatisse M

更新日期：1998-05-15 00:00:00

abstract：:The spliceosomal protein Prp1 (Prp6/U5-102 K) is necessary for the integrity of pre-catalytic spliceosomal complexes. We have identified a novel regulatory function for Prp1. Expression of mutations in the N-terminus of Prp1 leads to the accumulation of pre-catalytic spliceosomal complexes containing the five snRNAs U...

journal_title：Nucleic acids research

authors： Lützelberger M,Bottner CA,Schwelnus W,Zock-Emmenthal S,Razanau A,Käufer NF

更新日期：2010-03-01 00:00:00

abstract：:YY1 is ubiquitously expressed zinc finger DNA binding protein. It can act as a transcriptional repressor or activator and, when binding at the initiator element, as a component of the basal transcription complex. Binding sites for YY1 have been reported in a wide variety of promoters and they exhibit substantial diver...

journal_title：Nucleic acids research

authors： Hyde-DeRuyscher RP,Jennings E,Shenk T

更新日期：1995-11-11 00:00:00

abstract：:By means of titration viscometry a number of distinct modes could be resolved for the interaction between the antibiotic netropsin and DNA species of 50, 58, and 69 mole + (A+T) below r = 0.04 netropsin molecules bound per DNA phosphate group. The number of corresponding binding sites increases with a high power of th...

journal_title：Nucleic acids research

authors： Reinert KE,Stutter E,Schweiss H

更新日期：1979-11-10 00:00:00

abstract：:Partial restriction digestion is used to map restriction sites and the location of genes within yeast artificial chromosomes (YACs). Locus-specific probes are hybridised to the partially digested YAC DNA and the fragments to which they hybridise are compared with the pattern of partial digestion products that include ...

journal_title：Nucleic acids research

authors： Shields DC,Butler A,Mosurski KR,Walsh MT,Whitehead AS

更新日期：1996-11-15 00:00:00

abstract：:The CABS-fold web server provides tools for protein structure prediction from sequence only (de novo modeling) and also using alternative templates (consensus modeling). The web server is based on the CABS modeling procedures ranked in previous Critical Assessment of techniques for protein Structure Prediction competi...

journal_title：Nucleic acids research

authors： Blaszczyk M,Jamroz M,Kmiecik S,Kolinski A

更新日期：2013-07-01 00:00:00

abstract：:One of the greatest challenges that modern molecular biology is facing is the understanding of the complex mechanisms regulating gene expression. A fundamental step in this process requires the characterization of regulatory motifs playing key roles in the regulation of gene expression at transcriptional and post-tran...

journal_title：Nucleic acids research

authors： Pavesi G,Mereghetti P,Mauri G,Pesole G

更新日期：2004-07-01 00:00:00

abstract：:Three endonuclease activities have been partially purified from Saccharomyces cerevisiae on the basis of their activity against x-irradiated closed-circular supercoiled bacteriophage PM2 DNA. These endonucleases also nick apurinic DNA and two out of the three activities incise DNA UV-irradiated with high doses. The en...

journal_title：Nucleic acids research

authors： Armel PR,Wallace SS

更新日期：1978-09-01 00:00:00

abstract：:High throughput sequencing (HTS) platforms generate unprecedented amounts of data that introduce challenges for processing and downstream analysis. While tools that report the 'best' mapping location of each read provide a fast way to process HTS data, they are not suitable for many types of downstream analysis such a...

journal_title：Nucleic acids research

authors： Hach F,Sarrafi I,Hormozdiari F,Alkan C,Eichler EE,Sahinalp SC

更新日期：2014-07-01 00:00:00

abstract：:A cDNA library was constructed from the mRNA of the ZR-75 oestrogen responsive human breast cancer cell line and screened for oestrogen regulated mRNA sequences. Of the recombinants isolated, 30 contained cDNA that corresponded to a single mRNA species of 2.1 kb that was induced between 10 and 15 fold by oestradiol tr...

journal_title：Nucleic acids research

authors： Westley BR,May FE

更新日期：1987-05-11 00:00:00

abstract：:To bridge the gap between the rising information needs of biological and medical researchers and the rapidly growing number of online bioinformatics resources, we have created the Online Bioinformatics Resources Collection (OBRC) at the Health Sciences Library System (HSLS) at the University of Pittsburgh. The OBRC, c...

journal_title：Nucleic acids research

authors： Chen YB,Chattopadhyay A,Bergen P,Gadd C,Tannery N

更新日期：2007-01-01 00:00:00

abstract：:The dicistrovirus intergenic internal ribosome entry site (IGR IRES) directly recruits the ribosome and initiates translation using a non-AUG codon. A subset of IGR IRESs initiates translation in either of two overlapping open reading frames (ORFs), resulting in expression of the 0 frame viral structural polyprotein a...

journal_title：Nucleic acids research

authors： Ren Q,Au HH,Wang QS,Lee S,Jan E

更新日期：2014-08-01 00:00:00

abstract：:Interest in secondary metabolites such as RiPPs (ribosomally synthesized and posttranslationally modified peptides) is increasing worldwide. To facilitate the research in this field we have updated our mining web server. BAGEL4 is faster than its predecessor and is now fully independent from ORF-calling. Gene clusters...

journal_title：Nucleic acids research

authors： van Heel AJ,de Jong A,Song C,Viel JH,Kok J,Kuipers OP

更新日期：2018-07-02 00:00:00

abstract：:In this study we describe a novel method to investigate the RNA-RNA interactions between a small RNA and its target that we termed 'RNA walk'. The method is based on UV-induced AMT cross-linking in vivo followed by affinity selection of the hybrid molecules and mapping the intermolecular adducts by RT-PCR or real-time...

journal_title：Nucleic acids research

authors： Lustig Y,Wachtel C,Safro M,Liu L,Michaeli S

更新日期：2010-01-01 00:00:00

abstract：:The Eukaryotic Promoter Database (EPD) is an annotated non-redundant collection of eukaryotic POL II promoters, experimentally defined by a transcription start site (TSS). Access to promoter sequences is provided by pointers to positions in the corresponding genomes. Promoter evidence comes from conventional TSS mappi...

journal_title：Nucleic acids research

authors： Schmid CD,Perier R,Praz V,Bucher P

更新日期：2006-01-01 00:00:00

abstract：:We describe here an energy based computer software suite for narrowing down the search space of tertiary structures of small globular proteins. The protocol comprises eight different computational modules that form an automated pipeline. It combines physics based potentials with biophysical filters to arrive at 10 pla...

journal_title：Nucleic acids research

authors： Jayaram B,Bhushan K,Shenoy SR,Narang P,Bose S,Agrawal P,Sahu D,Pandey V

更新日期：2006-01-01 00:00:00

abstract：:Previous studies have shown that the yeast Candida albicans encodes a unique seryl-tRNA(CAG) that should decode the leucine codon CUG as serine. However, in vitro translation of several different CUG-containing mRNAs in the presence of this unusual seryl-tRNA(CAG) result in an apparent increase in the molecular weight...

journal_title：Nucleic acids research

authors： Santos MA,Tuite MF

更新日期：1995-05-11 00:00:00

abstract：:Mismatch Repair (MMR) is closely linked to DNA replication; however, other than the role of the replicative sliding clamp (PCNA) in various MMR functions, the linkage between DNA replication and MMR has been difficult to investigate. Here we use an in vitro DNA replication system based on simian virus 40, to investiga...

journal_title：Nucleic acids research

authors： Masih PJ,Kunnev D,Melendy T

更新日期：2008-01-01 00:00:00

abstract：:DNA target recognizing domains of different multispecific DNA-cytosine-methyltransferases can be rearranged through engineering of the corresponding genes to generate enzymes with novel combinations of target recognition. ...

journal_title：Nucleic acids research

authors： Trautner TA,Balganesh TS,Pawlek B

更新日期：1988-07-25 00:00:00

abstract：:Bacterial genomes encode a plethora of small RNAs (sRNAs), which are heterogeneous in size, structure and function. Most sRNAs act as post-transcriptional regulators by means of specific base pairing interactions with the 5'-untranslated region of mRNA transcripts, thereby modifying the stability of the target transcr...

journal_title：Nucleic acids research

authors： Eggenhofer F,Tafer H,Stadler PF,Hofacker IL

更新日期：2011-07-01 00:00:00

abstract：:Two new crescent-shaped unsymmetrical cyanine dyes have been synthesised and their interactions with DNA have been investigated by different spectroscopic methods. These dyes are analogues to a minor groove binding unsymmetrical cyanine dye, BEBO, recently reported by us. In this dye, the structure of the known interc...

journal_title：Nucleic acids research

authors： Karlsson HJ,Eriksson M,Perzon E,Akerman B,Lincoln P,Westman G

更新日期：2003-11-01 00:00:00

abstract：:Elastic network models (ENMs) are valuable and efficient tools for characterizing the collective internal dynamics of proteins based on the knowledge of their native structures. The increasing evidence that the biological functionality of RNAs is often linked to their innate internal motions poses the question of whet...

journal_title：Nucleic acids research

authors： Pinamonti G,Bottaro S,Micheletti C,Bussi G

更新日期：2015-09-03 00:00:00

abstract：:Ribosomal protein L4 of Escherichia coli regulates expression of its own eleven gene S10 operon both by inhibiting translation and by stimulating premature termination of transcription. Both regulatory processes presumably involve L4 recognition of the S10 leader RNA. To help define L4's regulatory target, we have inv...

journal_title：Nucleic acids research

authors： Zengel JM,Lindahl L

更新日期：1993-05-25 00:00:00

abstract：:Expression of the rpoBC genes encoding the beta and beta' RNA polymerase subunits of Escherichia coli is autogenously regulated. Although previous studies have demonstrated a post-transcriptional feedback mechanism, complex transcriptional controls of rpoBC expression may also contribute. We show that an attenuator (r...

journal_title：Nucleic acids research

authors： Steward KL,Linn T

更新日期：1992-09-25 00:00:00

abstract：:DNA and RNA guanine-quadruplexes (G4s) are stabilized by several cations, in particular by potassium and sodium ions. Generally, potassium stabilizes guanine-quartet assemblies to a larger extent than sodium; in this article we report about a higher-order G4 structure more stable in sodium than in potassium. Repeats o...

journal_title：Nucleic acids research

authors： Saintomé C,Amrane S,Mergny JL,Alberti P

更新日期：2016-04-07 00:00:00

abstract：:A method is described which allows selection of sequences which can substitute for the normal AATAAA hexanucleotide involved in polyadenylation of SV40 late mRNAs. Plaques were generated from viral DNA lacking the motif, forcing acquisition of substitute sequences. Four variants were characterized. All displayed wild-...

journal_title：Nucleic acids research

authors： Swimmer C,Shenk T

更新日期：1985-11-25 00:00:00