Alterations in tRNA isoaccepting species during erythroid differentiation of the Friend leukemia cell.

abstract：:Analysis of intergenic sequences for purposes such as the investigation of transcriptional signals or the identification of small RNA genes is frequently complicated by traditional biological database structures. Genome data is commonly treated as chromosome-length sequence records, detailed by gene calls demarcating ...

journal_title：Nucleic acids research

authors： Ray WC,Daniels CJ

更新日期：2003-01-01 00:00:00

abstract：:To address how eukaryotic replication forks respond to fork stalling caused by strong non-covalent protein-DNA barriers, we engineered the controllable Fob-block system in Saccharomyces cerevisiae. This system allows us to strongly induce and control replication fork barriers (RFB) at their natural location within the...

journal_title：Nucleic acids research

authors： Bentsen IB,Nielsen I,Lisby M,Nielsen HB,Gupta SS,Mundbjerg K,Andersen AH,Bjergbaek L

更新日期：2013-03-01 00:00:00

abstract：:Fluorescence-based sequencing is playing an increasingly important role in efforts to identify DNA polymorphisms and mutations of biological and medical interest. The application of this technology in generating the reference sequence of simple and complex genomes is also driving the development of new computer progra...

journal_title：Nucleic acids research

authors： Nickerson DA,Tobe VO,Taylor SL

更新日期：1997-07-15 00:00:00

abstract：:The rapidly growing amount of genomic sequence data being generated and made publicly available necessitate the development of new data storage and archiving methods. The vast amount of data being shared and manipulated also create new challenges for network resources. Thus, developing advanced data compression techni...

journal_title：Nucleic acids research

authors： Chanda P,Elhaik E,Bader JS

更新日期：2012-11-01 00:00:00

abstract：:Several electrophoretic and chromatographic systems have been investigated and compared for sequence analysis of oligodeoxyribonucleotides. Three systems were found to be useful for the separation of a series of sequential degradation products resulting from a labeled oligonucleotide: (I) 2-D electrophoresisdagger; (I...

journal_title：Nucleic acids research

authors： Jay E,Bambara R,Padmanabhan R,Wu R

更新日期：1974-03-01 00:00:00

abstract：:The DNA unwinding element (DUE) is a sequence rich in adenine and thymine residues present within the origin region of both prokaryotic and eukaryotic replicons. Recently, it has been shown that this is the site where bacterial DnaA proteins, the chromosomal replication initiators, form a specific nucleoprotein filame...

journal_title：Nucleic acids research

authors： Wegrzyn K,Fuentes-Perez ME,Bury K,Rajewska M,Moreno-Herrero F,Konieczny I

更新日期：2014-07-01 00:00:00

abstract：:Circular dichroism in the 300-360 nm region and fluorescence induced by intercaltating binding of ethidum bromide to both DNA and RNA components were studied in isolated HeLa nucleoli. Both DNA and RNA compoents contribute to the induced dichroic elliticity. Digestion of nucleoli by RNase or DNase shows that most of t...

journal_title：Nucleic acids research

authors： Huang CH,Baserga R

更新日期：1976-08-01 00:00:00

abstract：:We have developed a highly sensitive method for DNA analysis on 3D gel element microarrays, a technique we call multiplex microarray-enhanced PCR (MME-PCR). Two amplification strategies are carried out simultaneously in the reaction chamber: on or within gel elements, and in bulk solution over the gel element array. M...

journal_title：Nucleic acids research

authors： Pemov A,Modi H,Chandler DP,Bavykin S

更新日期：2005-01-20 00:00:00

abstract：:Lens epithelium-derived growth factor/p75 (LEDGF/p75) is a transcriptional coactivator involved in stress response, autoimmune disease, cancer and HIV replication. A fusion between the nuclear pore protein NUP98 and LEDGF/p75 has been found in human acute and chronic myeloid leukemia and association of LEDGF/p75 with ...

journal_title：Nucleic acids research

authors： De Rijck J,Bartholomeeusen K,Ceulemans H,Debyser Z,Gijsbers R

更新日期：2010-10-01 00:00:00

abstract：:Constitutive expression of major histocompatibility complex class II (MHC II) antigens normally occurs in B-lymphocytes and antigen presenting cells of the monocyte/macrophage lineage. However, many malignant tumours and transformed cells express these proteins aberrantly. We demonstrate here that the MHC II DR alpha ...

journal_title：Nucleic acids research

authors： Cox PM,Goding CR

更新日期：1992-09-25 00:00:00

abstract：:Expression of the wild-type p53 tumor suppressor gene has been found to play an important role in the regulation of cellular proliferation and differentiation. In addition, in many transformed cells and primary tumors, the gene has undergone allelic deletions and mutant forms of the p53 gene are expressed at elevated ...

journal_title：Nucleic acids research

authors： Reisman D,Rotter V

更新日期：1993-01-25 00:00:00

abstract：:LTR-IS elements are middle repetitive sequences in the mouse genome with structural features of solitary retroviral LTRs. In order to get some insight in the possible functional role of these sequences the promotor activity of two LTR-IS representatives differing by 105 bp in their U3 region was investigated. Gene fus...

journal_title：Nucleic acids research

authors： Köhrer K,Grummt I,Horak I

更新日期：1985-04-11 00:00:00

abstract：:(19)F NMR spectroscopy has proved to be a valuable tool to monitor functionally important conformational transitions of nucleic acids. Here, we present a systematic investigation on the application of 5-fluoro pyrimidines to probe DNA and RNA secondary structures. Oligonucleotides with the propensity to adapt secondar...

journal_title：Nucleic acids research

authors： Puffer B,Kreutz C,Rieder U,Ebert MO,Konrat R,Micura R

更新日期：2009-12-01 00:00:00

abstract：:Quantitative real-time PCR (qPCR) is the method of choice for specific and sensitive quantification of nucleic acids. However, data validation is still a major issue, partially due to the complex effect of PCR inhibition on the results. If undetected PCR inhibition may severely impair the accuracy and sensitivity of r...

journal_title：Nucleic acids research

authors： Bar T,Kubista M,Tichopad A

更新日期：2012-02-01 00:00:00

abstract：:The Protein Folding Database (PFD) is a publicly accessible repository of thermodynamic and kinetic protein folding data. Here we describe the first major revision of this work, featuring extensive restructuring that conforms to standards set out by the recently formed International Foldeomics Consortium. The database...

journal_title：Nucleic acids research

authors： Fulton KF,Bate MA,Faux NG,Mahmood K,Betts C,Buckle AM

更新日期：2007-01-01 00:00:00

abstract：:Gene II protein is the only phage-encoded protein required for the double-stranded DNA replication of the distantly related filamentous phages IKe and Ff (M13, fd and f1). Complementation studies have demonstrated that, despite a significant degree of homology between the nucleotide sequences of the gene II's of IKe a...

journal_title：Nucleic acids research

authors： Peeters BP,Schoenmakers JG,Konings RN

更新日期：1986-06-25 00:00:00

abstract：:Identification of MHC-binding peptides is a prerequisite in rational design of T-cell based peptide vaccines. During the past decade a number of computational approaches have been introduced for the prediction of MHC-binding peptides, efficiently reducing the number of candidate binders that need to be experimentally ...

journal_title：Nucleic acids research

authors： Dönnes P,Kohlbacher O

更新日期：2006-07-01 00:00:00

abstract：:The hypothesis that DNA strands complementary to the coding strand contain in phase coding sequences has been investigated. Statistical analysis of the 50 genes of bacteriophage T7 shows no significant correlation between patterns of codon usage on the coding and non-coding strands. In Bacillus and yeast genes the cor...

journal_title：Nucleic acids research

authors： Sharp PM

更新日期：1985-02-25 00:00:00

abstract：:Upon HIV-1 infection of a target cell, the viral reverse transcriptase (RT) copies the genomic RNA to synthesize the viral DNA. The genomic RNA is within the incoming HIV-1 core where it is coated by molecules of nucleocapsid (NC) protein that chaperones the reverse transcription process. Indeed, the RT chaperoning pr...

journal_title：Nucleic acids research

authors： Grigorov B,Bocquin A,Gabus C,Avilov S,Mély Y,Agopian A,Divita G,Gottikh M,Witvrouw M,Darlix JL

更新日期：2011-07-01 00:00:00

abstract：:The sequence requirements for specific and efficient transcription from the 16S/23S rRNA promoter of Sulfolobus shibatae were analysed by point mutations and by cassette mutations using an in vitro transcription system. The examination of the box A-containing distal promoter element (DPE) showed the great importance o...

journal_title：Nucleic acids research

authors： Hain J,Reiter WD,Hüdepohl U,Zillig W

更新日期：1992-10-25 00:00:00

abstract：:The repetitive fraction of the genome of the eukaryotic slime mould Physarum polycephalum is dominated by the Tp1 family of highly repetitive retrotransposon-like sequences. Tp1 elements consist of two terminal direct repeats of 277bp which flank an internal domain of 8.3kb. They are the major sequence component in th...

journal_title：Nucleic acids research

authors： Rothnie HM,McCurrach KJ,Glover LA,Hardman N

更新日期：1991-01-25 00:00:00

abstract：:Allosteric nucleic acid ligases have been used previously to transform analyte-binding into the formation of oligonucleotide templates that can be amplified and detected. We have engineered binary deoxyribozyme ligases whose two components are brought together by bridging oligonucleotide effectors. The engineered liga...

journal_title：Nucleic acids research

authors： Tabor JJ,Levy M,Ellington AD

更新日期：2006-04-28 00:00:00

abstract：:Herpes simplex type 1 virus (HSV-1) and bacteriophage λ capsids undergo considerable structural changes during self-assembly and DNA packaging. The initial steps of viral capsid self-assembly require weak, non-covalent interactions between the capsid subunits to ensure free energy minimization and error-free assembly....

journal_title：Nucleic acids research

authors： Sae-Ueng U,Liu T,Catalano CE,Huffman JB,Homa FL,Evilevitch A

更新日期：2014-08-01 00:00:00

abstract：:The reaction of the tetranucleotide, pA-A(2)-A, with 2'(3')-0-(alpha-methoxyethyl)uridine 5'-diphosphate, Mg(2+) ions, and M. luteus polynucleotide phosphorylase followed by mild acid treatment to remove the blocking groups results in a 49% yield of the desired single addition product, pA-A(3)-U, together with smaller...

journal_title：Nucleic acids research

authors： Sninsky JJ,Bennett GN,Gilham PT

更新日期：1974-12-01 00:00:00

abstract：:Allostery is comprehensively studied for natural macromolecules, such as proteins and nucleic acids. Here, we present controllable allostery of synthetic DNA nanostructure-enzyme systems. Rational designs of the synthetic allosteric systems are based on an in-depth understanding of allosteric sites with several types ...

journal_title：Nucleic acids research

authors： Yan Q,Wang Y,Shi J,Wei B

更新日期：2020-07-27 00:00:00

abstract：:Molecular Biology Database List (MBDL) includes brief descriptions and pointers to Web sites for the various databases described in this issue as well as other Web sites presenting data sets relevant to molecular biology. This information is compiled into a list (http://www.oup.co.uk/nar/Volume_27/Issue_01/summary/ gk...

journal_title：Nucleic acids research

authors： Burks C

更新日期：1999-01-01 00:00:00

abstract：:Restriction mapping demonstrated the presence of several distinct proviral forms of mouse mammary tumor virus in the genome of GR mice. One of these proviruses (GR-MTV-2) was highly amplified in GR 3A cells, a cell line derived from a GR mammary tumor. By the criterion of restriction mapping, the amplified GR-MTV-2 pr...

journal_title：Nucleic acids research

authors： Fanning TG,Puma JP,Cardiff RD

更新日期：1980-12-11 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：:p53 as an effector of nucleolar stress is well defined, but p53 independent mechanisms are largely unknown. Like p53, the NF-κB transcription factor plays a critical role in maintaining cellular homeostasis under stress. Many stresses that stimulate NF-κB also disrupt nucleoli. However, the link between nucleolar func...

journal_title：Nucleic acids research

authors： Chen J,Lobb IT,Morin P,Novo SM,Simpson J,Kennerknecht K,von Kriegsheim A,Batchelor EE,Oakley F,Stark LA

更新日期：2018-07-06 00:00:00

abstract：:Here, we present an update of Breast Cancer Now Tissue Bank bioinformatics, a rich platform for the sharing, mining, integration and analysis of breast cancer data. Its modalities provide researchers with access to a centralised information gateway from which they can access a network of bioinformatic resources to que...

journal_title：Nucleic acids research

authors： Gadaleta E,Pirrò S,Dayem Ullah AZ,Marzec J,Chelala C

更新日期：2018-01-04 00:00:00