Redesign of the monomer-monomer interface of Cre recombinase yields an obligate heterotetrameric complex.

abstract：:Intragenomic and intergenomic comparisons of upstream nucleotide sequences of archaeal genes were performed with the goal of predicting transcription regulatory sites (operators) and identifying likely regulons. Learning sets for the detection of regulatory sites were constructed using the available experimental data ...

journal_title：Nucleic acids research

authors： Gelfand MS,Koonin EV,Mironov AA

更新日期：2000-02-01 00:00:00

abstract：:The S-adenosylmethionine (AdoMet) analog sinefungin is a natural product antibiotic that inhibits nucleic acid methyltransferases and arrests the growth of unicellular eukarya and eukaryal viruses. The basis for the particular sensitivity of fungi and protozoa to sinefungin is not known. Here we report the isolation a...

journal_title：Nucleic acids research

authors： Zheng S,Shuman S,Schwer B

更新日期：2007-01-01 00:00:00

abstract：:The thermal denaturation spectra of E. coli 50s and 30s ribosomal sub units and of their isolated RNA's were studied over the wavelength range of 2300-3000 Angstrom. It was possible to fit the experimental denaturation spectra with super positions of the reference spectra for denaturation of A - U and G - C base pairs...

journal_title：Nucleic acids research

authors： Araco A,Belli M,Giorgi C,Onori G

更新日期：1975-03-01 00:00:00

abstract：:In addition to maintaining the GenBank(R) nucleic acid sequence database, the National Center for Biotechnology Information (NCBI) provides analysis and retrieval resources for the data in GenBank and other biological data available through NCBI's web site. NCBI resources include Entrez, the Entrez Programming Utiliti...

journal_title：Nucleic acids research

authors： Wheeler DL,Barrett T,Benson DA,Bryant SH,Canese K,Chetvernin V,Church DM,Dicuccio M,Edgar R,Federhen S,Feolo M,Geer LY,Helmberg W,Kapustin Y,Khovayko O,Landsman D,Lipman DJ,Madden TL,Maglott DR,Miller V,Ostell J,

更新日期：2008-01-01 00:00:00

abstract：:4'-Acylated thymidines represent a new class of DNA chain terminators, since they have been shown to act as post-incorporation chain-terminating nucleotides despite the presence of a free 3'-hydroxyl group. Here, we describe the action of the 4'-acetyl- (MeTTP) and 4'-propanoylthymidine 5'-triphosphate (EtTTP) on HIV-...

journal_title：Nucleic acids research

authors： Marx A,Amacker M,Stucki M,Hübscher U,Bickle TA,Giese B

更新日期：1998-09-01 00:00:00

abstract：:Histone variants play an important role in shaping the mammalian epigenome and their aberrant expression is frequently observed in several types of cancer. However, the mechanisms that mediate their function and the composition of the variant-containing chromatin are still largely unknown. A proteomic interrogation of...

journal_title：Nucleic acids research

authors： Sansoni V,Casas-Delucchi CS,Rajan M,Schmidt A,Bönisch C,Thomae AW,Staege MS,Hake SB,Cardoso MC,Imhof A

更新日期：2014-06-01 00:00:00

abstract：:The gene for the thymidine kinase (TK) of Herpes simplex virus type 1 (HSV-1) is located in the KpnI m and BamHI p fragments of the genome (Wigler et al., Cell 11, 223-232 (1977)). These fragments have been inserted into the EcoRI and BamHI sites, respectively, of plasmid pBR322, and propagated in E.coli. The TK gene ...

journal_title：Nucleic acids research

authors： Wilkie NM,Clements JB,Boll W,Mantei N,Lonsdale D,Weissmann C

更新日期：1979-10-25 00:00:00

abstract：:Genome-wide association studies often incorporate information from public biological databases in order to provide a biological reference for interpreting the results. The dbSNP database is an extensive source of information on single nucleotide polymorphisms (SNPs) for many different organisms, including humans. We h...

journal_title：Nucleic acids research

authors： Saccone SF,Quan J,Mehta G,Bolze R,Thomas P,Deelman E,Tischfield JA,Rice JP

更新日期：2011-01-01 00:00:00

abstract：:Nematode mitochondria expresses two types of extremely truncated tRNAs that are specifically recognized by two distinct elongation factor Tu (EF-Tu) species named EF-Tu1 and EF-Tu2. This is unlike the canonical EF-Tu molecule that participates in the standard protein biosynthesis systems, which basically recognizes al...

journal_title：Nucleic acids research

authors： Suematsu T,Sato A,Sakurai M,Watanabe K,Ohtsuki T

更新日期：2005-08-19 00:00:00

abstract：:The Orthologous Matrix (OMA) is a leading resource to relate genes across many species from all of life. In this update paper, we review the recent algorithmic improvements in the OMA pipeline, describe increases in species coverage (particularly in plants and early-branching eukaryotes) and introduce several new feat...

journal_title：Nucleic acids research

authors： Altenhoff AM,Glover NM,Train CM,Kaleb K,Warwick Vesztrocy A,Dylus D,de Farias TM,Zile K,Stevenson C,Long J,Redestig H,Gonnet GH,Dessimoz C

更新日期：2018-01-04 00:00:00

abstract：:Recent data showed that p53 stimulates the expression of genes encoding not only pro- but also antioxidant enzymes. It was suggested that antioxidant genes could be induced under physiologic levels of stress while the prooxidant ones respond to higher level of stress. Results presented in this article illustrate an ad...

journal_title：Nucleic acids research

authors： Meiller A,Alvarez S,Drané P,Lallemand C,Blanchard B,Tovey M,May E

更新日期：2007-01-01 00:00:00

abstract：:For the rapid and sensitive detection of p53 'hot spot' mutations, we combined polymerase chain reaction based single-strand conformational polymorphism (PCR-SSCP) analysis with sequence specific-clamping by peptide nucleic acids (PNAs) in a one-step reaction tube protocol. For this purpose, we designed two PNA molecu...

journal_title：Nucleic acids research

authors： Behn M,Schuermann M

更新日期：1998-03-01 00:00:00

abstract：:The (cytosine-5) DNA methyltransferase M.HhaI causes its target cytosine base to be flipped completely out of the DNA helix upon binding. We have investigated the effects of replacing the target cytosine by other, mismatched bases, including adenine, guanine, thymine and uracil. We find that M.HhaI binds more tightly ...

journal_title：Nucleic acids research

authors： Klimasauskas S,Roberts RJ

更新日期：1995-04-25 00:00:00

abstract：:Cis-elements (-933 to -641) upstream of the human M creatine kinase gene cap site contain an enhancer that confers developmental and tissue-specific expression to the chloramphenicol acetyltransferase gene in C2C12 myogenic cells transfected in culture. Division of the enhancer at -770 into a 5' fragment that includes...

journal_title：Nucleic acids research

authors： Trask RV,Koster JC,Ritchie ME,Billadello JJ

更新日期：1992-05-11 00:00:00

abstract：:Expansions of (GAA)n repeats within the first intron of the frataxin gene reduce its expression, resulting in a hereditary neurodegenerative disorder, Friedreich's ataxia. While it is generally believed that expanded (GAA)n repeats block transcription elongation, fine mechanisms responsible for gene repression are not...

journal_title：Nucleic acids research

authors： Krasilnikova MM,Kireeva ML,Petrovic V,Knijnikova N,Kashlev M,Mirkin SM

更新日期：2007-01-01 00:00:00

abstract：:The x-ray crystal structures of two new anti-HIV compounds, 9-(2,3-dideoxy-2-fluoro-beta-D-threo-pentofuranosyl)adenine (2'-F-dd-araA) and 9-(2,3-dideoxy-2-fluoro-beta-D-threo- pentofuranosyl)hypoxanthine (2'-F-dd-aral), have been determined at two temperatures. Both crystals are in the space group P2(1)2(1)2(1), and ...

journal_title：Nucleic acids research

authors： Liaw YC,Gao YG,Marquez VE,Wang AH

更新日期：1992-02-11 00:00:00

abstract：:Complex carbohydrates of plants are the main food sources of animals and microbes, and serve as promising renewable feedstock for biofuel and biomaterial production. Carbohydrate active enzymes (CAZymes) are the most important enzymes for complex carbohydrate metabolism. With an increasing number of plant and plant-as...

journal_title：Nucleic acids research

authors： Zhang H,Yohe T,Huang L,Entwistle S,Wu P,Yang Z,Busk PK,Xu Y,Yin Y

更新日期：2018-07-02 00:00:00

abstract：:Recent studies employing genome-wide approaches have provided an unprecedented view of the scope of L1 activities on structural variations in the human genome, and further reinforced the role of L1s as one of the major driving forces behind human genome evolution. The rapid identification of novel L1 elements by these...

journal_title：Nucleic acids research

authors： Xie Y,Rosser JM,Thompson TL,Boeke JD,An W

更新日期：2011-02-01 00:00:00

abstract：:Previous work has demonstrated that the yeast SPT3 gene is required for transcription from delta sequences, the long terminal repeats that flank yeast Ty elements. In spt3 null mutants, transcription fails to initiate in delta sequences and instead initiates farther downstream. Null mutations in SPT3 cause other mutan...

journal_title：Nucleic acids research

authors： Winston F,Minehart PL

更新日期：1986-09-11 00:00:00

abstract：:The sequence requirements for transcriptional stimulation of the adenovirus major late promoter (MLP) by the products of the early transcription unit Ela and by the replication of viral DNA were analyzed by in vitro transcription. Sequences upstream of +33 are involved in the moderate Ela-responsiveness of the MLP, wh...

journal_title：Nucleic acids research

authors： Jansen-Durr P,Boeuf H,Kédinger C

更新日期：1988-05-11 00:00:00

abstract：:The DNA sequence was determined for the narL gene of Escherichia coli. This gene is involved in global regulation of a number of nitrate controlled genes including frdABCD, tor, narGHJI, and adhE which are associated with bacterial respiration and fermentation. Comparison of the deduced amino acid sequence of narL to ...

journal_title：Nucleic acids research

authors： Gunsalus RP,Kalman LV,Stewart RR

更新日期：1989-03-11 00:00:00

abstract：:We present web servers for analysis of non-coding RNA sequences on the basis of their secondary structures. Software tools for structural multiple sequence alignments, structural pairwise sequence alignments and structural motif findings are available from the integrated web server and the individual stand-alone web s...

journal_title：Nucleic acids research

authors： Asai K,Kiryu H,Hamada M,Tabei Y,Sato K,Matsui H,Sakakibara Y,Terai G,Mituyama T

更新日期：2008-07-01 00:00:00

abstract：:Fifteen years elapsed between the discovery of the double helix (1953) and the first DNA sequencing (1968). Modern DNA sequencing began in 1977, with development of the chemical method of Maxam and Gilbert and the dideoxy method of Sanger, Nicklen and Coulson, and with the first complete DNA sequence (phage X174), whi...

journal_title：Nucleic acids research

authors： Hutchison CA 3rd

更新日期：2007-01-01 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：:RNA molecules play different roles in coding, decoding and gene expression regulation. Such roles are often associated to the RNA secondary or tertiary structures. The folding dynamics lead to multiple secondary structures of long RNA molecules, since an RNA molecule might fold into multiple distinct native states. De...

journal_title：Nucleic acids research

authors： Leija-Martínez N,Casas-Flores S,Cadena-Nava RD,Roca JA,Mendez-Cabañas JA,Gomez E,Ruiz-Garcia J

更新日期：2014-12-16 00:00:00

abstract：:The contacts of phosphate groups in mRNAs with ribosomes were studied. Two mRNAs were used: one mRNA contained in the middle two defined codons to construct the pre- and the post-translocational states, the other was a sequence around the initiation site of the natural cro-mRNA. Phosphorothioate nucleotides were rando...

journal_title：Nucleic acids research

authors： Alexeeva EV,Shpanchenko OV,Dontsova OA,Bogdanov AA,Nierhaus KH

更新日期：1996-06-15 00:00:00

abstract：:The homeobox-containing gene Hex is expressed in several cell types, including thyroid follicular cells, in which it regulates the transcription of tissue- specific genes. In this study the regulation of Hex promoter activity was investigated. Using co- transfection experiments, we demonstrated that the transcriptiona...

journal_title：Nucleic acids research

authors： Puppin C,D'Elia AV,Pellizzari L,Russo D,Arturi F,Presta I,Filetti S,Bogue CW,Denson LA,Damante G

更新日期：2003-04-01 00:00:00

abstract：:Optimization of primer sequences for polymerase chain reaction (PCR) and quantitative PCR (qPCR) and reaction conditions remains an experimental challenge. We have developed a resource, PrimerBank, which contains primers that can be used for PCR and qPCR under stringent and allele-invariant amplification conditions. A...

journal_title：Nucleic acids research

authors： Wang X,Spandidos A,Wang H,Seed B

更新日期：2012-01-01 00:00:00

abstract：:Our web server, PIZSA (http://cospi.iiserpune.ac.in/pizsa), assesses the likelihood of protein-protein interactions by assigning a Z Score computed from interface residue contacts. Our score takes into account the optimal number of atoms that mediate the interaction between pairs of residues and whether these contacts...

journal_title：Nucleic acids research

authors： Roy AA,Dhawanjewar AS,Sharma P,Singh G,Madhusudhan MS

更新日期：2019-07-02 00:00:00

abstract：:A non-redundant database of nuclear, protein-encoding, genomic DNA sequences highlighting nuclear pre-mRNA introns was constructed using information contained in the SWISS-PROT and GenBank sequence databases. This Intron DataBase (IDB) contains information about (i) introns (including nucleotide sequence, location, ph...

journal_title：Nucleic acids research

authors： Schisler NJ,Palmer JD

更新日期：2000-01-01 00:00:00