OmicsNet: a web-based tool for creation and visual analysis of biological networks in 3D space.

abstract：:Genomic DNA methylation profiles exhibit substantial variation within the human population, with important functional implications for gene regulation. So far little is known about the characteristics and determinants of DNA methylation variation among healthy individuals. We performed bioinformatic analysis of high-r...

journal_title：Nucleic acids research

authors： Bock C,Walter J,Paulsen M,Lengauer T

更新日期：2008-06-01 00:00:00

abstract：:Protein-induced DNA bending is of importance in the formation of complex nucleoprotein assemblies such as those involved in the initiation of DNA replication or transcription initiation. We have compared the DNA bending characteristics of the Escherichia coli cyclic AMP receptor protein (CRP or CAP), an archetypal DNA...

journal_title：Nucleic acids research

authors： Gaston K,Bell A,Busby S,Fried M

更新日期：1992-07-11 00:00:00

abstract：:Formation of a transcriptionally competent open complex is a highly regulated multistep process involving at least two intermediates. The rate of formation and stability of the intermediate complexes often determine promoter strength. However, the detailed mechanism of formation of the open complex and the high resolu...

journal_title：Nucleic acids research

authors： Studitsky V,Brodolin K,Liu Y,Mirzabekov A

更新日期：2001-02-01 00:00:00

abstract：:The repAC operon of plasmid RSF1010 consists of the genes for proteins E, F, RepA (DNA helicase), and RepC (origin-binding initiator protein) and is transcriptionally initiated by a promoter called P4. We have studied the expression of the repAC operon in vivo by using fusions to the lacZ reporter gene. The results sh...

journal_title：Nucleic acids research

authors： Maeser S,Scholz P,Otto S,Scherzinger E

更新日期：1990-11-11 00:00:00

abstract：:Granulocyte macrophage-colony stimulating factor (GM-CSF) is produced by T cells, but not B cells, in response to immune signals. GM-CSF gene activation in response to T-cell stimulation requires remodelling of chromatin associated with the gene promoter, and these changes do not occur in B cells. While the CpG methyl...

journal_title：Nucleic acids research

authors： Brettingham-Moore KH,Sprod OR,Chen X,Oakford P,Shannon MF,Holloway AF

更新日期：2008-05-01 00:00:00

abstract：:MobA protein, encoded by the broad host-range plasmid R1162, is required for conjugal mobilization of this plasmid. The protein is an essential part of the relaxosome, and is also necessary for the termination of strand transfer. In vitro, MobA is a nuclease specific for one of the two DNA strands of the origin of tra...

journal_title：Nucleic acids research

authors： Bhattacharjee MK,Meyer RJ

更新日期：1993-09-25 00:00:00

abstract：:Mutations in mammalian and Drosophila Hel308 and PolQ paralogues cause genome instability but their helicase functions are mysterious. By in vivo and in vitro analysis, we show that Hel308 from archaea (Hel308a) may act at stalled replication forks. Introducing hel308a into Escherichia coli dnaE strains that condition...

journal_title：Nucleic acids research

authors： Guy CP,Bolt EL

更新日期：2005-06-30 00:00:00

abstract：:The widely accepted model for the processing of tRNAs in Escherichia coli involves essential initial cleavages by RNase E within polycistronic transcripts to generate pre-tRNAs that subsequently become substrates for RNase P. However, recently we identified two polycistronic tRNA transcripts whose endonucleolytic proc...

journal_title：Nucleic acids research

authors： Mohanty BK,Kushner SR

更新日期：2008-02-01 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：:A precursor of modified nucleoside Q isolated from E. coli methyl-deficient tRNA was determined to be 7-(aminomethyl)-7-deazaguanosine. The structure was deduced by means of its chromatographic and electrophoretic mobilities, and UV and mass spectra, in addition to comparison with the synthesized authentic compound. T...

journal_title：Nucleic acids research

authors： Okada N,Noguchi S,Nishimura S,Ohgi T,Goto T,Crain PF,McCloskey JA

更新日期：1978-07-01 00:00:00

abstract：:We have used fluorescein-11-dUTP in a nick-translation format to produce fluoresceinated human nucleic acid probes. After in situ hybridization of fluoresceinated DNAs to human metaphase chromosomes, the detection sensitivity was found to be 50-100 kb. The feasibility and the increase in detection sensitivity of micro...

journal_title：Nucleic acids research

authors： Wiegant J,Ried T,Nederlof PM,van der Ploeg M,Tanke HJ,Raap AK

更新日期：1991-06-25 00:00:00

abstract：:The CATH database of protein domain structures (http://www.biochem.ucl.ac.uk/bsm/cath_new) currently contains 34 287 domain structures classified into 1383 superfamilies and 3285 sequence families. Each structural family is expanded with domain sequence relatives recruited from GenBank using a variety of efficient seq...

journal_title：Nucleic acids research

authors： Pearl FM,Bennett CF,Bray JE,Harrison AP,Martin N,Shepherd A,Sillitoe I,Thornton J,Orengo CA

更新日期：2003-01-01 00:00:00

abstract：:CDK12 (cyclin-dependent kinase 12) is a regulatory kinase with evolutionarily conserved roles in modulating transcription elongation. Recent tumor genome studies of breast and ovarian cancers highlighted recurrent CDK12 mutations, which have been shown to disrupt DNA repair in cell-based assays. In breast cancers, CDK...

journal_title：Nucleic acids research

authors： Tien JF,Mazloomian A,Cheng SG,Hughes CS,Chow CCT,Canapi LT,Oloumi A,Trigo-Gonzalez G,Bashashati A,Xu J,Chang VC,Shah SP,Aparicio S,Morin GB

更新日期：2017-06-20 00:00:00

abstract：:The three CD3 genes on human chromosome 11q23 encode proteins (gamma, delta and epsilon) which form part of the antigen receptor on T lymphocytes. All three genes are clustered within 50 kb and are activated approximately contemporaneously during the early stages of T cell ontogeny. In order to pinpoint potential regu...

journal_title：Nucleic acids research

authors： Tunnacliffe A

更新日期：1990-02-11 00:00:00

abstract：:Using a partially purified replication complex from tobacco chloroplasts, replication origins have been localized to minimal sequences of 82 (pKN8, positions 137 683-137 764) and 243 bp (pKN3, positions 130 513-130 755) for ori A and ori B respectively. Analysis of in vitro replication products by two-dimensional agar...

journal_title：Nucleic acids research

authors： Kunnimalaiyaan M,Nielsen BL

更新日期：1997-09-15 00:00:00

abstract：:DNA mismatches are highly polymorphic and dynamic in nature, albeit poorly characterized structurally. We utilized the antitumour antibiotic CoII(Chro)2 (Chro = chromomycin A3) to stabilize the palindromic duplex d(TTGGCGAA) DNA with two G:G mismatches, allowing X-ray crystallography-based monitoring of mismatch polym...

journal_title：Nucleic acids research

authors： Satange R,Chuang CY,Neidle S,Hou MH

更新日期：2019-09-19 00:00:00

abstract：:With the increasing number of protein structures available, there is a need for tools capable of automating the comparison of ensembles of structures, a common requirement in structural biology and bioinformatics. PSSweb is a web server for protein structural statistics. It takes as input an ensemble of PDB files of p...

journal_title：Nucleic acids research

authors： Gaillard T,Stote RH,Dejaegere A

更新日期：2016-07-08 00:00:00

abstract：:The heterodimeric subunit, SRP9/14, of the signal recognition particle (SRP) has previously been found to bind to scAlu and scB1 RNAs in vitro and to exist in large excess over SRP in anthropoid cells. Here we show that human and mouse SRP9/14 bind with high affinities to other Alu-like RNAs of different evolutionary ...

journal_title：Nucleic acids research

authors： Bovia F,Wolff N,Ryser S,Strub K

更新日期：1997-01-15 00:00:00

abstract：:The dominant kanr marker gene plays an important role in gene disruption experiments in budding yeast, as this marker can be used in a variety of yeast strains lacking the conventional yeast markers. We have developed a loxP-kanMX-loxP gene disruption cassette, which combines the advantages of the heterologous kanr ma...

journal_title：Nucleic acids research

authors： Güldener U,Heck S,Fielder T,Beinhauer J,Hegemann JH

更新日期：1996-07-01 00:00:00

abstract：:The principles of mRNA decoding are conserved among all extant life forms. We present an integrative view of all the interaction networks between mRNA, tRNA and rRNA: the intrinsic stability of codon-anticodon duplex, the conformation of the anticodon hairpin, the presence of modified nucleotides, the occurrence of no...

journal_title：Nucleic acids research

authors： Grosjean H,Westhof E

更新日期：2016-09-30 00:00:00

abstract：:Specific DNA restriction endonuclease fragments can be identified after electrophoresis in agarose gels by hybridization in the gel (in situ) to radioactive homologous RNA. RNA-DNA hybrids are detected by autoradiography of the gel. Comparison of band patterns of the autoradiogram and the ethidium bromide stained gel ...

journal_title：Nucleic acids research

authors： Shinnick TM,Lund E,Smithies O,Blattner FR

更新日期：1975-10-01 00:00:00

abstract：:Antimicrobial peptides (AMPs) are gaining importance as anti-infective agents. Here we describe the updated Collection of Antimicrobial Peptide (CAMP) database, available online at http://www.camp.bicnirrh.res.in/. The 3D structures of peptides are known to influence antimicrobial activity. Although there exists datab...

journal_title：Nucleic acids research

authors： Waghu FH,Gopi L,Barai RS,Ramteke P,Nizami B,Idicula-Thomas S

更新日期：2014-01-01 00:00:00

abstract：:Gene promoters are enriched in guanine clusters that potentially fold into quadruplex structures. Such quadruplexes were implicated in the regulation of gene expression, plausibly by interacting with transcription factors. We showed previously that homodimers of the myogenic transcription factor MyoD bound in vitro mo...

journal_title：Nucleic acids research

authors： Shklover J,Weisman-Shomer P,Yafe A,Fry M

更新日期：2010-04-01 00:00:00

abstract：:The centromere complex is a multicomponent structure essential for faithful chromosome transmission. Here we show that the S. cerevisiae centromere protein Cpf1 bends centromere DNA element I (CDEI) with the bend angle ranging from 66 degrees to 71 degrees. CDEI DNA sequences that carry point mutations which lead to r...

journal_title：Nucleic acids research

authors： Niedenthal RK,Sen-Gupta M,Wilmen A,Hegemann JH

更新日期：1993-10-11 00:00:00

abstract：:Elucidating the dynamic organization of nuclear RNA foci is important for understanding and manipulating these functional sites of gene expression in both physiological and pathological states. However, such studies have been difficult to establish in vivo as a result of the absence of suitable RNA imaging methods. He...

journal_title：Nucleic acids research

authors： Oomoto I,Suzuki-Hirano A,Umeshima H,Han YW,Yanagisawa H,Carlton P,Harada Y,Kengaku M,Okamoto A,Shimogori T,Wang DO

更新日期：2015-10-30 00:00:00

abstract：:Deciphering gene regulatory network architecture amounts to the identification of the regulators, conditions in which they act, genes they regulate, cis-acting motifs they bind, expression profiles they dictate and more complex relationships between alternative regulatory partnerships and alternative regulatory motifs...

journal_title：Nucleic acids research

authors： Garten Y,Kaplan S,Pilpel Y

更新日期：2005-01-31 00:00:00

abstract：:The archaeal and eukaryotic evolutionary domains diverged from each other approximately 2 billion years ago, but many of the core components of their transcriptional and translational machineries still display a readily recognizable degree of similarity in their primary structures. The F and P subunits present in arch...

journal_title：Nucleic acids research

authors： Werner F,Eloranta JJ,Weinzierl RO

更新日期：2000-11-01 00:00:00

abstract：:The detailed conformational features and dynamics of the naturally occurring deoxyribotrinucleoside diphosphates d-TpTpT and d-TpTpC have been investigated at 20 degrees C and 80 degrees C in aqueous solution by nuclear magnetic resonance spectroscopy. The observed NMR parameters indicate that the conformational prope...

journal_title：Nucleic acids research

authors： Cheng DM,Dhingra MM,Sarma RH

更新日期：1978-11-01 00:00:00

abstract：:Isolated yeast mitochondria incorporate added UTP into RNA. Amongst the products formed are the two rRNAs, 4S RNA and several components presumed to be mRNAs. In omega+ strains (containing an intervening sequence in the 21S rRNA gene) besides mature 21S rRNA a transcript could be detected still containing nucleotide s...

journal_title：Nucleic acids research

authors： Groot GS,van Harten-Loosbroek N,van Ommen GJ,Pijst HL

更新日期：1981-12-11 00:00:00

abstract：:Gel migration and uranyl photoprobing have been used to study the effects of inosine and 2,6-diaminopurine (2,6-DAP) substitution on adenine-tract (A-tract) induced DNA curvature. Using a 10mer repeated sequence including five inosines we show by uranyl photoprobing that a narrow minor groove varying in phase with the...

journal_title：Nucleic acids research

authors： Mollegaard NE,Bailly C,Waring MJ,Nielsen PE

更新日期：1997-09-01 00:00:00