Degeneration of a homing endonuclease and its target sequence in a wild yeast strain.

abstract：:The Mouse Genome Database (MGD) forms the core of the Mouse Genome Informatics (MGI) system (http://www.informatics.jax.org), a model organism database resource for the laboratory mouse. MGD provides essential integration of experimental knowledge for the mouse system with information annotated from both literature an...

journal_title：Nucleic acids research

authors： Eppig JT,Bult CJ,Kadin JA,Richardson JE,Blake JA,Anagnostopoulos A,Baldarelli RM,Baya M,Beal JS,Bello SM,Boddy WJ,Bradt DW,Burkart DL,Butler NE,Campbell J,Cassell MA,Corbani LE,Cousins SL,Dahmen DJ,Dene H,Diehl AD

更新日期：2005-01-01 00:00:00

abstract：:In Trypanosoma brucei the genes are organised into long polycistronic transcription units and only three promoters for protein-encoding genes and a single terminator have been characterised. These promoters recruit a polI-like RNA polymerase for the transcription units encoding the two major stage-specific antigens of...

journal_title：Nucleic acids research

authors： Berberof M,Vanhamme L,Alexandre S,Lips S,Tebabi P,Pays E

更新日期：2000-01-15 00:00:00

abstract：:The compilation of 5S rRNA and 5S rRNA gene nucleotide sequences as of 30 September 1996, contains a total of 1661 primary structures of 5S rRNAs or their genes, which is an increase of 928 new sequence entries over the last compilation. It covers sequences from 54 archaea, 449 eubacteria, 34 plastids, nine mitochondr...

journal_title：Nucleic acids research

authors： Specht T,Szymanski M,Barciszewska MZ,Barciszewski J,Erdmann VA

更新日期：1997-01-01 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：:The Superimposé webserver performs structural similarity searches with a preference towards 3D structure-based methods. Similarities can be detected between small molecules (e.g. drugs), parts of large structures (e.g. binding sites of proteins) and entire proteins. For this purpose, a number of algorithms were implem...

journal_title：Nucleic acids research

authors： Bauer RA,Bourne PE,Formella A,Frömmel C,Gille C,Goede A,Guerler A,Hoppe A,Knapp EW,Pöschel T,Wittig B,Ziegler V,Preissner R

更新日期：2008-07-01 00:00:00

abstract：:Two enzymatic pathways are involved in the inhibitory effects of double-stranded (ds)RNA on protein synthesis in cell extracts derived from interferon-treated human fibroblasts or HeLa cells, an oligonucleotide polymerase that synthesizes (2'-5')An from ATP and a protein kinase that phosphorylates the alpha subunit of...

journal_title：Nucleic acids research

authors： Baglioni C,Minks MA,De Clercq E

更新日期：1981-10-10 00:00:00

abstract：:The enzyme endonuclease V nicks uracil-containing DNA at the second or third phosphodiester bond 3' to uracil sites. I applied the enzyme to random fragmentation of DNA to revise the complex DNA shuffling protocol. The merit of using endonuclease V is that cleavage occurs at random sites and the length of the fragment...

journal_title：Nucleic acids research

authors： Miyazaki K

更新日期：2002-12-15 00:00:00

abstract：:Expression from the K. pneumoniae nifLA promoter is oxygen sensitive and is also inhibited by the DNA gyrase inhibitor coumermycin A1 under anaerobic growth conditions. The activity of this promoter was found to be highly sensitive to changes in DNA topology in vitro. Transcription was completely dependent on negative...

journal_title：Nucleic acids research

authors： Dixon RA,Henderson NC,Austin S

更新日期：1988-11-11 00:00:00

abstract：:Organisms growing at elevated temperatures face the challenge of maintaining the integrity of their genetic materials. Archaea possess unique chromatin proteins for gene organization and information processing. We present the solution structure of Sso7c4 from Sulfolobus solfataricus, which has a homodimeric DNA-bindin...

journal_title：Nucleic acids research

authors： Hsu CH,Wang AH

更新日期：2011-08-01 00:00:00

abstract：:Cellular senescence, an integral component of aging and cancer, arises in response to diverse triggers, including telomere attrition, macromolecular damage and signaling from activated oncogenes. At present, senescent cells are identified by the combined presence of multiple traits, such as senescence-associated prote...

journal_title：Nucleic acids research

authors： Casella G,Munk R,Kim KM,Piao Y,De S,Abdelmohsen K,Gorospe M

更新日期：2019-08-22 00:00:00

abstract：:The nucleotide sequence of 5.8S rRNA from the Chinese silkworm Philosamia cynthia ricini has been determined by gel sequencing and mobility shift methods. The complete primary structure is (sequence in text). This is one of the largest known 5.8S rRNAs. As compared to Bombyx 5.8S rRNA, it is two nucleotides longer; t...

journal_title：Nucleic acids research

authors： Feng YX,Krupp G,Gross HJ

更新日期：1982-10-25 00:00:00

abstract：:Using a bio-oligo pull-down DNA-binding assay we investigated the binding capacity of endogenous, DNA damage-induced p53 in human diploid fibroblasts to several p53-responsive elements (REs) present in p53-regulated genes. During the course of p53 accumulation, we observed a decrease in p53 binding to the GADD45 but n...

journal_title：Nucleic acids research

authors： Buzek J,Latonen L,Kurki S,Peltonen K,Laiho M

更新日期：2002-06-01 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：:The transcriptional regulator Spx plays a key role in maintaining the redox homeostasis of Bacillus subtilis cells exposed to disulfide stress. Defects in Spx were previously shown to lead to differential expression of numerous genes but direct and indirect regulatory effects could not be distinguished. Here we identi...

journal_title：Nucleic acids research

authors： Rochat T,Nicolas P,Delumeau O,Rabatinová A,Korelusová J,Leduc A,Bessières P,Dervyn E,Krásny L,Noirot P

更新日期：2012-10-01 00:00:00

abstract：:We have isolated and characterized a S. pombe promoter using a functional heterologous gene product assay. Random S. pombe genomic fragments were cloned upstream from the promoterless 'lacZ gene and tested in vivo for their efficiency to promote expression of the beta-galactosidase protein in the fission yeast. An eff...

journal_title：Nucleic acids research

authors： Kudla B,Persuy MA,Gaillardin C,Heslot H

更新日期：1988-09-12 00:00:00

abstract：:Smad proteins transduce signals from transforming growth factor-beta (TGF-beta) receptors and regulate transcription of target genes. TGF-beta is implicated in the regulation of the smooth muscle cell specific gene SM22alpha, but little is known about how Smads are involved in SM22alpha gene transcription. In this rep...

journal_title：Nucleic acids research

authors： Chen S,Kulik M,Lechleider RJ

更新日期：2003-02-15 00:00:00

abstract：:Fourteen P-element insertion mutants at the yellow (y) gene of D. melanogaster have been analysed by restriction mapping and DNA sequencing. The distribution of the insertion sites is nonrandom, with a preferred target site in the 5'-transcribed but non-translated leader of the gene. Transcription analysis indicates t...

journal_title：Nucleic acids research

authors： Howes G,O'Connor M,Chia W

更新日期：1988-04-11 00:00:00

abstract：:We describe the structure (3840 bp) of a novel Euglena gracilis chloroplast ribosomal protein operon that encodes the five genes rpl16-rpl14-rpl5-rps8-rpl36. The gene organization resembles the spc and the 3'-end of the S10 ribosomal protein operons of E. coli. The rpl5 is a new chloroplast gene not previously reporte...

journal_title：Nucleic acids research

authors： Christopher DA,Hallick RB

更新日期：1989-10-11 00:00:00

abstract：:Differences between species have been suggested to largely reside in the network of connections among the genes. Nevertheless, the rate at which these connections evolve has not been properly quantified. Here, we measure the extent to which co-regulation between pairs of genes is conserved over large phylogenetic dist...

journal_title：Nucleic acids research

authors： Snel B,van Noort V,Huynen MA

更新日期：2004-09-07 00:00:00

abstract：:The intrinsic stiffness of DNA limits its ability to be bent and twisted over short lengths, but such deformations are required for gene regulation. One classic paradigm is DNA looping in the regulation of the Escherichia coli lac operon. Lac repressor protein binds simultaneously to two operator sequences flanking th...

journal_title：Nucleic acids research

authors： Becker NA,Kahn JD,Maher LJ 3rd

更新日期：2007-01-01 00:00:00

abstract：:As proteomics initiatives mature, the need will arise for the multiple visualization of proteins and supramolecular complexes within their true context, in situ. Single-stranded DNA and RNA aptamers can be used for low resolution imaging of cellular receptors and cytoplasmic proteins by light microscopy (LM). These te...

journal_title：Nucleic acids research

authors： Dellaire G,Nisman R,Eskiw CH,Bazett-Jones DP

更新日期：2004-11-23 00:00:00

abstract：:Chicken-erythrocyte inner histone tetramer has been complexed with several natural and synthetic DNA duplexes by salt-gradient dialysis at various protein/DNA ratios. The resulting complexes, in low-ionic-strength buffer, have been examined by electron microscopy, circular dichroism, and thermal denaturation. Electron...

journal_title：Nucleic acids research

authors： Bryan PN,Wright EB,Hsie MH,Olins AL,Olins DE

更新日期：1978-10-01 00:00:00

abstract：:By means of a combination of ion-exchange and sequence-specific affinity chromatography techniques, we have purified to homogeneity two protein complexes binding in a human DNA region (B48) previously recognized to contain a DNA replication origin. The DNA sequence used for the protein purification (B48 binding site) ...

journal_title：Nucleic acids research

authors： Tóth EC,Marusic L,Ochem A,Patthy A,Pongor S,Giacca M,Falaschi A

更新日期：1993-07-11 00:00:00

abstract：:An updated compilation of 300 E. coli mRNA promoter sequences is presented. For each sequence the most recent relevant paper was checked, to verify the location of the transcriptional start position as identified experimentally. We comment on the reliability of the sequence databanks and analyze the conservation of kn...

journal_title：Nucleic acids research

authors： Lisser S,Margalit H

更新日期：1993-04-11 00:00:00

abstract：:Mutant AraC proteins were selected for their ability to induce but not to repress, or their ability to repress but not to induce the araBAD operon. One such unusual mutant is able to bind to the araI site with an affinity only two to three-fold weaker than the wild type AraC protein, but the mutant protein was shown, ...

journal_title：Nucleic acids research

authors： Brunelle A,Hendrickson W,Schleif R

更新日期：1985-07-25 00:00:00

abstract：:The 16S ribosomal RNA mutation database (16SMDB) provides a list of mutated positions in 16S ribosomal RNA from Escherichia coli and the identity of each alteration. Information provided for each mutation includes: (i) a brief description of the phenotype(s) associated with each mutation; (ii) whether a mutant phenoty...

journal_title：Nucleic acids research

authors： Triman KL

更新日期：1996-01-01 00:00:00

abstract：:5-methylcytosine (m5C) modifications of RNA are ubiquitous in nature and play important roles in many biological processes such as protein translational regulation, RNA processing and stress response. Aberrant expressions of RNA:m5C methyltransferases are closely associated with various human diseases including cancer...

journal_title：Nucleic acids research

authors： Liu RJ,Long T,Li J,Li H,Wang ED

更新日期：2017-06-20 00:00:00

abstract：:Late SV40 16S and 19S mRNAs were found to contain an average of three m6A residues per mRNA molecule. The methylated residues of both the viral and cellular mRNAs occur in two sequences; Gpm6ApC and (Ap)nm6ApC, where n = 1-4. More than 60% of the m6A residues in SV40 16S and 19S mRNAs occur in Gpm6ApC even though ther...

journal_title：Nucleic acids research

authors： Canaani D,Kahana C,Lavi S,Groner Y

更新日期：1979-06-25 00:00:00

abstract：:Ribosome recycling factor (RRF), elongation factor G (EF-G) and GTP split 70S ribosomes into subunits. Here, we demonstrated that the splitting was transient and the exhaustion of GTP resulted in re-association of the split subunits into 70S ribosomes unless IF3 (initiation factor 3) was present. However, the splittin...

journal_title：Nucleic acids research

authors： Hirokawa G,Iwakura N,Kaji A,Kaji H

更新日期：2008-12-01 00:00:00

abstract：:Direct labeling of RNA is an expedient method for labeling large quantities (e.g. micrograms) of target RNA for microarray analysis. We have developed an efficient labeling system that uses T4 RNA ligase to attach a 3'-biotinylated donor molecule to target RNA. Microarray analyses indicate that directly labeled RNA is...

journal_title：Nucleic acids research

authors： Cole K,Truong V,Barone D,McGall G

更新日期：2004-06-17 00:00:00