NMR structure of a vestigial nuclease provides insight into the evolution of functional transitions in viral dsDNA packaging motors.

abstract：:A new procedure for the purification of B. subtilis RNA polymerase, based on mild lysis of cells, low speed centrifugation, gel filtration, DEAE-Sephadex chromatography and affinity chromatography on DNA-cellulose, yields three forms of enzyme referred here as enzyme A, B and C. As revealed by SDS gel electrophoresis,...

journal_title：Nucleic acids research

authors： Plevan P,Albertini AM,Galizzi A,Adamoli A,Mastromei G,Riva S,Cassani G

更新日期：1977-03-01 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：:In this study, we show that silencing of CITED2 using small-hairpin RNA (shCITED2) induced DNA damage and reduction of ERCC1 gene expression in HEK293, HeLa and H1299 cells, even in the absence of cisplatin. In contrast, ectopic expression of ERCC1 significantly reduced intrinsic and induced DNA damage levels, and res...

journal_title：Nucleic acids research

authors： Liu YC,Chang PY,Chao CC

更新日期：2015-12-15 00:00:00

abstract：:The catalytic subunit of the DNA-dependent protein kinase (DNA-PKcs) is a member of a sub-family of phosphatidylinositol (PI) 3-kinases termed PIK-related kinases. A distinguishing feature of this sub-family is the presence of a conserved C-terminal region downstream of a PI 3-kinase domain. Mutants defective in DNA-P...

journal_title：Nucleic acids research

authors： Priestley A,Beamish HJ,Gell D,Amatucci AG,Muhlmann-Diaz MC,Singleton BK,Smith GC,Blunt T,Schalkwyk LC,Bedford JS,Jackson SP,Jeggo PA,Taccioli GE

更新日期：1998-04-15 00:00:00

abstract：:The TPA-inducible transcription factor AP-1, consisting of homo- or hetero-dimers of members of the Jun- and Fos-families, regulates transcription of a wide variety of genes containing the TPA response element (TRE). In P19 embryonal carcinoma (EC) cells, Jun D is the only component of AP-1 expressed, while in these c...

journal_title：Nucleic acids research

authors： den Hertog J,de Groot RP,de Laat SW,Kruijer W

更新日期：1992-01-11 00:00:00

abstract：:Replication Protein A (RPA) is a critical complex that acts in replication and promotes homologous recombination by allowing recombinase recruitment to processed DSB ends. Most organisms possess three RPA subunits (RPA1, RPA2, RPA3) that form a trimeric complex critical for viability. The Caenorhabditis elegans genome...

journal_title：Nucleic acids research

authors： Hefel A,Honda M,Cronin N,Harrell K,Patel P,Spies M,Smolikove S

更新日期：2021-01-21 00:00:00

abstract：:The frequency occurrences of K-tuple (overlapping sequences of defined length, K) were computed from the known human genome sequences. The significance of these frequencies for the whole human genome was tested by polymerase chain reaction (PCR). A computer programs based on these results was written to choose primers...

journal_title：Nucleic acids research

authors： Griffais R,André PM,Thibon M

更新日期：1991-07-25 00:00:00

abstract：:In this paper we focus on the detection of differentially expressed genes according to changes in hybridization signals using statistical tests. These tests were applied to 14 208 zebrafish cDNA clones that were immobilized on a nylon support and hybridized with radioactively labeled target mRNA from wild-type and lit...

journal_title：Nucleic acids research

authors： Herwig R,Aanstad P,Clark M,Lehrach H

更新日期：2001-12-01 00:00:00

abstract：:Evidence will be presented to show that the allyl group is suitable for the protection of a 3'-terminal phosphodiester function. The latter will be demonstrated by the synthesis, via a phosphotriester approach, of two cyclic tetraribonucleotides [r(AAAA) and r(UAMe2UAMe2)], two cyclic hexadeoxyribonucleotides [d(CGCGC...

journal_title：Nucleic acids research

authors： de Vroom E,Broxterman HJ,Sliedregt LA,van der Marel GA,van Boom JH

更新日期：1988-05-25 00:00:00

abstract：:The Membranome database was developed to assist analysis and computational modeling of single-pass (bitopic) transmembrane (TM) proteins and their complexes by providing structural information about these proteins on a genomic scale. The database currently collects data on >6000 bitopic proteins from Homo sapiens, Ara...

journal_title：Nucleic acids research

authors： Lomize AL,Lomize MA,Krolicki SR,Pogozheva ID

更新日期：2017-01-04 00:00:00

abstract：:Tetrahymena thermophila mitochondrial DNA is a linear molecule with two tRNAs, large subunit beta (LSU beta) rRNA (21S rRNA) and LSU alpha rRNA (5.8S-like RNA) encoded near each terminus. The DNA sequence of approximately 550 bp of this region was determined in six species of Tetrahymena. In three species the LSU beta...

journal_title：Nucleic acids research

authors： Morin GB,Cech TR

更新日期：1988-01-11 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：:Within a single infected individual, a virus population can have a high genomic variability. In the case of HIV, several mutations can be present even in a small genomic window of 20-30 nucleotides. For diagnostics purposes, it is often needed to resequence genomic subsets where crucial mutations are known to occur. I...

journal_title：Nucleic acids research

authors： Hadiwikarta WW,Van Dorst B,Hollanders K,Stuyver L,Carlon E,Hooyberghs J

更新日期：2013-10-01 00:00:00

abstract：:We have used in vitro transcription in isolated pea nuclei to determine whether the expression of genes for the seed storage proteins legumin and vicilin is regulated transcriptionally or post-transcriptionally in response to changing sulfur status in the developing seed. During the first 48 h of recovery from S defic...

journal_title：Nucleic acids research

authors： Beach LR,Spencer D,Randall PJ,Higgins TJ

更新日期：1985-02-11 00:00:00

abstract：:The task of gene identification frequently confronting researchers working with both novel and well studied genomes can be conveniently and reliably solved with the help of the GeneMark web software (http://opal.biology.gatech.edu/GeneMark/). The website provides interfaces to the GeneMark family of programs designed ...

journal_title：Nucleic acids research

authors： Besemer J,Borodovsky M

更新日期：2005-07-01 00:00:00

abstract：:Bile acid biosynthesis is subjected to feedback regulation whereby bile acids down-regulate their own synthesis. The major point of this regulation is at the level of cholesterol 7alpha-hydroxylase (7alpha-hydroxylase), which controls bile acid output from the classic pathway. This regulation is at the level of transc...

journal_title：Nucleic acids research

authors： del Castillo-Olivares A,Gil G

更新日期：2000-09-15 00:00:00

abstract：:As shown in the accompanying paper (5), the oligonucleotide composition of the E. coli genome is highly asymmetric for sequences up to 6 bp in length when ranked from highest to lowest abundance. We show here that this largely reflects codon usage because heavily used codons were found in the highly abundant oligomers...

journal_title：Nucleic acids research

authors： Phillips GJ,Arnold J,Ivarie R

更新日期：1987-03-25 00:00:00

abstract：:In the fission yeast Schizosaccharomyces pombe, the cdc11 gene is required for the initiation of septum formation at the end of mitosis. The sce3 gene was cloned as a multi-copy suppressor of the heat-sensitive mutant cdc11-136. When over-expressed, it rescues all mutants of cdc11 and also a heat-sensitive allele of c...

journal_title：Nucleic acids research

authors： Schmidt S,Hofmann K,Simanis V

更新日期：1997-09-01 00:00:00

abstract：:Remodelling protein nucleic acid interfaces is an important biological task, which is often carried out by nucleic acid stimulated ATPases of the Swi2/Snf2 superfamily. Here we study the mechano-chemical cycle of such an ATPase, namely the catalytic domain of the Sulfolobus solfataricus Rad54 homologue (SsoRad54cd), b...

journal_title：Nucleic acids research

authors： Lewis R,Dürr H,Hopfner KP,Michaelis J

更新日期：2008-04-01 00:00:00

abstract：:Several cDNA clones were isolated from cDNA libraries constructed with mRNA longer than 28S RNA from the murine cell line PYS-2/12. The plasmids have inserts containing 1-1.2 kb of the ribosomal 5' external transcribed spacer followed by nearly 700 nt of sequence for 18S rRNA and ending with a B2 element (retroposon)....

journal_title：Nucleic acids research

authors： Oberbäumer I

更新日期：1992-02-25 00:00:00

abstract：:The TransTerm database of termination codon contexts has been extended to include sense codon usage, and initiation codon contexts. The database was constructed from 23,721 coding sequences from 93 organisms. The database contains: a) the sequence around the termination codon (-10, +10); b) the sequence around the ini...

journal_title：Nucleic acids research

authors： Brown CM,Stockwell PA,Dalphin ME,Tate WP

更新日期：1994-09-01 00:00:00

abstract：:Silencing gene expression by siRNAs is rapidly becoming a powerful tool for the genetic analysis of mammalian cells. However, the rapid degradation of siRNA and the limited duration of its action call for an efficient delivery technology. Accordingly, we describe here that Atelocollagen complexed with siRNA is resista...

journal_title：Nucleic acids research

authors： Minakuchi Y,Takeshita F,Kosaka N,Sasaki H,Yamamoto Y,Kouno M,Honma K,Nagahara S,Hanai K,Sano A,Kato T,Terada M,Ochiya T

更新日期：2004-07-22 00:00:00

abstract：:Knowledge of subcellular localizations (SCLs) of plant proteins relates to their functions and aids in understanding the regulation of biological processes at the cellular level. We present PlantLoc, a highly accurate and fast webserver for predicting the multi-label SCLs of plant proteins. The PlantLoc server has two...

journal_title：Nucleic acids research

authors： Tang S,Li T,Cong P,Xiong W,Wang Z,Sun J

更新日期：2013-07-01 00:00:00

abstract：:The UCSC Genome Browser (https://genome.ucsc.edu) provides a web interface for exploring annotated genome assemblies. The assemblies and annotation tracks are updated on an ongoing basis-12 assemblies and more than 28 tracks were added in the past year. Two recent additions are a display of CRISPR/Cas9 guide sequences...

journal_title：Nucleic acids research

authors： Casper J,Zweig AS,Villarreal C,Tyner C,Speir ML,Rosenbloom KR,Raney BJ,Lee CM,Lee BT,Karolchik D,Hinrichs AS,Haeussler M,Guruvadoo L,Navarro Gonzalez J,Gibson D,Fiddes IT,Eisenhart C,Diekhans M,Clawson H,Barber GP,

更新日期：2018-01-04 00:00:00

abstract：:Many interacting proteins regulate and/or assist the activities of RAD51, a recombinase which plays a critical role in both DNA repair and meiotic recombination. Yeast two-hybrid screening of a human testis cDNA library revealed a new protein, RAD51AP2 (RAD51 Associated Protein 2), that interacts strongly with RAD51. ...

journal_title：Nucleic acids research

authors： Kovalenko OV,Wiese C,Schild D

更新日期：2006-01-01 00:00:00

abstract：:A challenge for large-scale siRNA loss-of-function studies is the biological pleiotropy resulting from multiple modes of action of siRNA reagents. A major confounding feature of these reagents is the microRNA-like translational quelling resulting from short regions of oligonucleotide complementarity to many different ...

journal_title：Nucleic acids research

authors： Zhong R,Kim J,Kim HS,Kim M,Lum L,Levine B,Xiao G,White MA,Xie Y

更新日期：2014-07-01 00:00:00

abstract：:We have determined the nucleotide sequence of a 7.5 kb full-size gypsy element from Drosophila subobscura strain H-271. Comparative analyses were carried out on the sequence and molecular structure of gypsy elements of D.subobscura (gypsyDs), D.melanogaster (gypsyDm) and D.virilis (gypsyDv). The three elements show a ...

journal_title：Nucleic acids research

authors： Alberola TM,de Frutos R

更新日期：1996-03-01 00:00:00

abstract：:The major mRNA degradation pathway involves deadenylation of the target molecule followed by decapping and, finally, 5'-->3' exonuclease digestion of the mRNA body. While yeast factors involved in the decapping and exonuclease degradation steps have been identified, the nature of the factor(s) involved in the deadenyl...

journal_title：Nucleic acids research

authors： Daugeron MC,Mauxion F,Séraphin B

更新日期：2001-06-15 00:00:00

abstract：:We have prepared several novel phosphoramidites and have synthesised oligonucleotides incorporating them internally. The presence of these residues in an oligonucleotide template presents an impossible barrier to primed synthesis by Taq DNA polymerase. When extended as polymerase chain reaction products, these oligonu...

journal_title：Nucleic acids research

authors： Newton CR,Holland D,Heptinstall LE,Hodgson I,Edge MD,Markham AF,McLean MJ

更新日期：1993-03-11 00:00:00

abstract：:Understanding the cellular uptake and intracellular trafficking of dendrimer-DNA complexes is an important prerequisite for improving the transfection efficiency of non-viral vector-mediated gene delivery. Dendrimers are synthetic polymers used for gene transfer. Although these cationic molecules show promise as versa...

journal_title：Nucleic acids research

authors： Manunta M,Tan PH,Sagoo P,Kashefi K,George AJ

更新日期：2004-05-17 00:00:00