Changing the target base specificity of the EcoRV DNA methyltransferase by rational de novo protein-design.

abstract：:Hg-UMP-containing transcripts made from chick erythroid chromatins with E. coli RNA polymerase hybridize to chick globin cDNA. Contamination with endogenous globin RNA has been largely removed by purification on SH-agarose columns at 55 degrees C. Some endogenous globin mRNA sequences remain, probably as hybrids with ...

journal_title：Nucleic acids research

authors： Konkel DA,Ingram VM

更新日期：1978-04-01 00:00:00

abstract：:Engineered nucleases, which incise the genome at predetermined sites, have a number of laboratory and clinical applications. There is, however, a need for better methods for controlled intracellular delivery of nucleases. Here, we demonstrate a method for ligand-mediated delivery of zinc finger nucleases (ZFN) protein...

journal_title：Nucleic acids research

authors： Chen Z,Jaafar L,Agyekum DG,Xiao H,Wade MF,Kumaran RI,Spector DL,Bao G,Porteus MH,Dynan WS,Meiler SE

更新日期：2013-10-01 00:00:00

abstract：:In order to systematically analyze the effects of nucleoside modification of sugar moieties in DNA polymerase reactions, we synthesized 16 modified templates containing 2',4'-bridged nucleotides and three types of 2',4'-bridged nucleoside-5'-triphospates with different bridging structures. Among the five types of ther...

journal_title：Nucleic acids research

authors： Kuwahara M,Obika S,Nagashima J,Ohta Y,Suto Y,Ozaki H,Sawai H,Imanishi T

更新日期：2008-08-01 00:00:00

abstract：:T7 RNA polymerase promoters consist of a highly conserved 23 base-pair sequence that spans the site of the initiation of transcription (+1) and extends from -17 to +6. To determine the bases within the T7 consensus promoter that are essential for promoter function a library of mutant T7 promoters was constructed, and ...

journal_title：Nucleic acids research

authors： Ikeda RA,Ligman CM,Warshamana S

更新日期：1992-05-25 00:00:00

abstract：:Strand Displacement Amplification (SDA) is an isothermal, in vitro method of amplifying a DNA target sequence prior to detection [Walker et al (1992) Nucleic Acids Res., 20, 1691-1693]. Here we describe a multiplex form of SDA that allows two target sequences and an internal amplification control to be co-amplified by...

journal_title：Nucleic acids research

authors： Walker GT,Nadeau JG,Spears PA,Schram JL,Nycz CM,Shank DD

更新日期：1994-07-11 00:00:00

abstract：:The Gibbs Motif Sampler is a software package for locating common elements in collections of biopolymer sequences. In this paper we describe a new variation of the Gibbs Motif Sampler, the Gibbs Recursive Sampler, which has been developed specifically for locating multiple transcription factor binding sites for multip...

journal_title：Nucleic acids research

authors： Thompson W,Rouchka EC,Lawrence CE

更新日期：2003-07-01 00:00:00

abstract：:Abasic substitutions in the non-template strand and promoter sequence changes were made to assess the roles of various promoter features in sigma70 holoenzyme interactions with fork junction probes. Removal of -10 element non-template single strand bases, leaving the phosphodiester backbone intact, did not interfere w...

journal_title：Nucleic acids research

authors： Fenton MS,Gralla JD

更新日期：2003-06-01 00:00:00

abstract：:DNA topoisomerases and DNA site-specific recombinases are biologically important enzymes involved in a diverse set of cellular processes. We show that replacement of a phosphodiester linkage by a 5'-bridging phosphorothioate linkage creates an efficient suicide substrate for calf thymus topoisomerase I and lambda inte...

journal_title：Nucleic acids research

authors： Burgin AB Jr,Huizenga BN,Nash HA

更新日期：1995-08-11 00:00:00

abstract：:The leaf senescence database (LSD) is a comprehensive resource of senescence-associated genes (SAGs) and their corresponding mutants. Through manual curation and extensive annotation, we updated the LSD to a new version LSD 3.0, which contains 5853 genes and 617 mutants from 68 species. To provide sustainable and reli...

journal_title：Nucleic acids research

authors： Li Z,Zhang Y,Zou D,Zhao Y,Wang HL,Zhang Y,Xia X,Luo J,Guo H,Zhang Z

更新日期：2020-01-08 00:00:00

abstract：:Impaired DNA damage repair, especially deficient transcription-coupled nucleotide excision repair, leads to segmental progeroid syndromes in human patients as well as in rodent models. Furthermore, DNA double-strand break signalling has been pinpointed as a key inducer of cellular senescence. Several recent findings s...

journal_title：Nucleic acids research

authors： Grillari J,Katinger H,Voglauer R

更新日期：2007-01-01 00:00:00

abstract：:We have studied the coil-to-helix transition of the DNA oligomer d(C4A4T4C4), using circular dichroism measurements to monitor the formation of A.T base pairs within the central self-complementary A4T4 region and the formation of protonated C.C+ base pairs at the ends of the oligomer. We found that both A.T and C.C+ b...

journal_title：Nucleic acids research

authors： Gray DM,Cui T,Ratliff RL

更新日期：1984-10-11 00:00:00

abstract：:The reported binding preference of human hnRNP protein A1 for the 3'-splice site of some introns (Swanson and Dreyfuss (1988) EMBO J. 7, 3519-3529; Mayrand and Pederson (1990) Nucleic Acids Res. 18, 3307-3318) was tested by assaying in vitro the binding of purified recombinant A1 protein (expressed in bacteria) to syn...

journal_title：Nucleic acids research

authors： Buvoli M,Cobianchi F,Biamonti G,Riva S

更新日期：1990-11-25 00:00:00

abstract：:The Structural Classification of Proteins (SCOP) database provides a detailed and comprehensive description of the relationships of known protein structures. The classification is on hierarchical levels: the first two levels, family and superfamily, describe near and distant evolutionary relationships; the third, fold...

journal_title：Nucleic acids research

authors： Lo Conte L,Ailey B,Hubbard TJ,Brenner SE,Murzin AG,Chothia C

更新日期：2000-01-01 00:00:00

abstract：:High-throughput sequencing of RNAs isolated by crosslinking immunoprecipitation (HITS-CLIP, also called CLIP-Seq) has been used to map global RNA-protein interactions. However, a critical caveat of HITS-CLIP results is that they contain non-linear background noise-different extent of non-specific interactions caused b...

journal_title：Nucleic acids research

authors： Park S,Ahn SH,Cho ES,Cho YK,Jang ES,Chi SW

更新日期：2018-11-30 00:00:00

abstract：:Members of the HMG-I(Y) family of mammalian nonhistone proteins are of importance because they have been demonstrated to bind specifically to the minor groove of A.T-rich sequences both in vitro and in vivo and to function as gene transcriptional regulatory proteins in vivo. Here we report the cloning, sequencing, cha...

journal_title：Nucleic acids research

authors： Friedmann M,Holth LT,Zoghbi HY,Reeves R

更新日期：1993-09-11 00:00:00

abstract：:Hepatitis C virus (HCV) is the major etiological agent of non-A, non-B hepatitis. Current therapies are not effective in all patients and can result in the generation of resistant mutants, leading to a need for new therapeutic options. HCV has an RNA genome that contains a well-defined and highly conserved secondary s...

journal_title：Nucleic acids research

authors： Nulf CJ,Corey D

更新日期：2004-07-19 00:00:00

abstract：:Major efforts are underway to elucidate the spatial distribution of ribosomal RNAs (rRNAs) in the ribosome. An especially informative approach is the identification of likely base-base tertiary interactions within the RNA by phylogenetic comparison. Herein evidence is presented for three heretofore unrecognized candid...

journal_title：Nucleic acids research

authors： Haselman T,Camp DG,Fox GE

更新日期：1989-03-25 00:00:00

abstract：:The basal transcription factor TFE enhances transcription initiation by catalysing DNA strand-separation, a process that varies with temperature and ionic strength. Canonical TFE forms a heterodimeric complex whose integrity and function critically relies on a cubane iron-sulphur cluster residing in the TFEβ subunit. ...

journal_title：Nucleic acids research

authors： Blombach F,Ausiannikava D,Figueiredo AM,Soloviev Z,Prentice T,Zhang M,Zhou N,Thalassinos K,Allers T,Werner F

更新日期：2018-03-16 00:00:00

abstract：:The budding yeast Saccharomyces cerevisiae is proving to be an useful and accurate model for eukaryotic DNA replication. It contains both DNA polymerase alpha (I) and delta (III). Recently, proliferating cell nuclear antigen (PCNA), which in mammalian cells is an auxiliary subunit of DNA polymerase delta and is essent...

journal_title：Nucleic acids research

authors： Bauer GA,Burgers PM

更新日期：1990-01-25 00:00:00

abstract：:Stability of aromatic phosphoramidates was studied using 2',3'-O-dibenzoyluridine 5'-phosphoramidates and N,2',3'-O-tribenzoylcytidine 5'-phosphate. The effect of dicyclohexylcarbodiimide in this mixture was investigated. Decomposition of the anilidate was slower in the presence of DCC. Substituted anilidates of uridi...

journal_title：Nucleic acids research

authors： Otsuka E,Honda A,Shigyo H,Morioka S,Sugiyama T

更新日期：1974-02-01 00:00:00

abstract：:We report a crystal structure that shows an antibiotic that extracts a nucleobase from a DNA molecule 'caught in the act' after forming a covalent bond but before departing with the base. The structure of trioxacarcin A covalently bound to double-stranded d(AACCGGTT) was determined to 1.78 A resolution by MAD phasing ...

journal_title：Nucleic acids research

authors： Pfoh R,Laatsch H,Sheldrick GM

更新日期：2008-06-01 00:00:00

abstract：:Oligoribonucleotides with 2'-5' linkages have been synthesized on solid support. UV melting and CD experiments indicate complementary strands associate to give complexes with melting temperatures 30 to 40 degrees C lower than for duplexes formed by 3'-5' oligoribonucleotides with the same sequence. UV melting and imin...

journal_title：Nucleic acids research

authors： Kierzek R,He L,Turner DH

更新日期：1992-04-11 00:00:00

abstract：:Influenza viruses have a segmented viral RNA (vRNA) genome, which is replicated by the viral RNA-dependent RNA polymerase (RNAP). Replication initiates on the vRNA 3' terminus, producing a complementary RNA (cRNA) intermediate, which serves as a template for the synthesis of new vRNA. RNAP structures show the 3' termi...

journal_title：Nucleic acids research

authors： Robb NC,Te Velthuis AJ,Wieneke R,Tampé R,Cordes T,Fodor E,Kapanidis AN

更新日期：2016-12-01 00:00:00

abstract：:Human transcription factor Sp1 contains three contiguous repeats of the C2H2-type zinc finger motif and binds to the decanucleotide sequence 5'-(G/T)GGGCGG(G/A)(G/A)(C/T)-3' (GC box). In order to determine whether the three-zinc finger peptide Sp1(530-623) has selectivity for sequence outside the GC box, we used a sel...

journal_title：Nucleic acids research

authors： Nagaoka M,Shiraishi Y,Sugiura Y

更新日期：2001-12-15 00:00:00

abstract：:Clones carrying sequences expressed at altered abundance levels in dunce mutants were isolated by differentially screening a genomic library with cDNA probes representing the RNA population from dunce+ flies and the RNA population from dunce mutant flies. These mutants have an elevated cAMP content, so some isolates p...

journal_title：Nucleic acids research

authors： Yun YD,Davis RL

更新日期：1989-10-25 00:00:00

abstract：:Hepatitis B virus (HBV) infection remains a major health problem worldwide. The role played by microRNAs (miRNAs) in HBV replication and pathogenesis is being increasingly recognized. In this study, we found that miR-15b, an important miRNA during HBV infection and hepatocellular carcinoma development, directly binds ...

journal_title：Nucleic acids research

authors： Dai X,Zhang W,Zhang H,Sun S,Yu H,Guo Y,Kou Z,Zhao G,Du L,Jiang S,Zhang J,Li J,Zhou Y

更新日期：2014-06-01 00:00:00

abstract：:Eight base analogs were tested as third strand residues in otherwise homopyrimidine strands opposite each of the 'direct' (A.T and G.C) and 'inverted' (T.A and C.G) Watson-Crick base pairs, using UV melting profiles to assess triplex stability. The target duplexes contained 20 A.T base pairs and a central test base pa...

journal_title：Nucleic acids research

authors： Amosova OA,Fresco JR

更新日期：1999-12-01 00:00:00

abstract：:MethBank (http://bigd.big.ac.cn/methbank) is a database that integrates high-quality DNA methylomes across a variety of species and provides an interactive browser for visualization of methylation data. Here, we present an updated implementation of MethBank (version 3.0) by incorporating more DNA methylomes from multi...

journal_title：Nucleic acids research

authors： Li R,Liang F,Li M,Zou D,Sun S,Zhao Y,Zhao W,Bao Y,Xiao J,Zhang Z

更新日期：2018-01-04 00:00:00

abstract：:The role of uracil in genomic DNA has been recently re-evaluated. It is now widely accepted to be a physiologically important DNA element in diverse systems from specific phages to antibody maturation and Drosophila development. Further relevant investigations would largely benefit from a novel reliable and fast metho...

journal_title：Nucleic acids research

authors： Róna G,Scheer I,Nagy K,Pálinkás HL,Tihanyi G,Borsos M,Békési A,Vértessy BG

更新日期：2016-02-18 00:00:00

abstract：:Using synthetic oligodeoxyribonucleotides to prime the transcription of interferon mRNA and cDNA, we recently determined the mRNA sequence coding for the 47 amino-terminal amino acids of mature human fibroblast interferon (1). From this sequence, we have now synthesised an oligodeoxyribonucleotide that is homologous w...

journal_title：Nucleic acids research

authors： Houghton M,Easton MA,Stewart AG,Smith JC,Doel SM,Catlin GH,Lewis HM,Patel TP,Emtage JS,Carey NH,Porter AG

更新日期：1980-07-11 00:00:00