Sequence preference and structural heterogeneity of BZ junctions.

abstract：:High-throughput chromosome conformation capture (3C) technologies, such as Hi-C, have made it possible to survey 3D genome structure. However, obtaining 3D profiles at kilobase resolution at low cost remains a major challenge. Therefore, we herein present an algorithm for precise identification of chromatin interactio...

journal_title：Nucleic acids research

authors： Zhang H,Li F,Jia Y,Xu B,Zhang Y,Li X,Zhang Z

更新日期：2017-12-15 00:00:00

abstract：:DNA polymerase delta (Pol δ) is responsible for the elongation and maturation of Okazaki fragments in eukaryotic cells. Proliferating cell nuclear antigen (PCNA) recruits Pol δ to the DNA and serves as a processivity factor. Here, we show that PCNA also stimulates the catalytic rate of Saccharomyces cerevisiae Pol δ b...

journal_title：Nucleic acids research

authors： Mondol T,Stodola JL,Galletto R,Burgers PM

更新日期：2019-02-28 00:00:00

abstract：:Poly 2'-azido-2'-deoxyadenylic acid (Poly Az) was synthesized from 2'-azido-2'-deoxyadenosine diphosphate by polynucleotide phosphorylase. Poly (Az) has U.V. absorption properties similar to poly (A) and hypochromicity of 40% at 0.1 M Na+ and neutrality. CD curve also resembled to that of poly (A), but has smaller ell...

journal_title：Nucleic acids research

authors： Ikehara M,Fukui T,Kakiuchi N

更新日期：1976-08-01 00:00:00

abstract：:The iProClass database provides comprehensive, value-added descriptions of proteins and serves as a framework for data integration in a distributed networking environment. The protein information in iProClass includes family relationships as well as structural and functional classifications and features. The current v...

journal_title：Nucleic acids research

authors： Huang H,Barker WC,Chen Y,Wu CH

更新日期：2003-01-01 00:00:00

abstract：:Alu insertions have contributed to >11% of the human genome and ∼30-35 Alu subfamilies remain actively mobile, yet the characterization of polymorphic Alu insertions from short-read data remains a challenge. We build on existing computational methods to combine Alu detection and de novo assembly of WGS data as a means...

journal_title：Nucleic acids research

authors： Wildschutte JH,Baron A,Diroff NM,Kidd JM

更新日期：2015-12-02 00:00:00

abstract：:The interpretation of data-driven experiments in genomics often involves a search for biological categories that are enriched for the responder genes identified by the experiments. However, knowledge bases such as the Gene Ontology (GO) contain hundreds or thousands of categories with very high overlap between categor...

journal_title：Nucleic acids research

authors： Bauer S,Gagneur J,Robinson PN

更新日期：2010-06-01 00:00:00

abstract：:Arylsulfatase, produced by Chlamydomonas reinhardtii during sulfur-limited growth, is secreted into the periplasmic space and is readily assayed using a chromogenic substrate. To assess the usefulness of the gene encoding arylsulfatase (ars) as a reporter gene in C. reinhardtii, we have fused the promoter region of th...

journal_title：Nucleic acids research

authors： Davies JP,Weeks DP,Grossman AR

更新日期：1992-06-25 00:00:00

abstract：:We have constructed simple test-plasmids to study transcriptional enhancers in yeast. In this paper the reporter-gene is a plasmid borne deletion-substitution derivative (his-del4) of the Saccharomyces cerevisiae HIS3 gene in which the native promoter has been replaced by a dormant, susceptible pseudopromoter. We inve...

journal_title：Nucleic acids research

authors： Ciaramella M,Sacco M,Pulitzer JF

更新日期：1988-09-26 00:00:00

abstract：:Comparative genome hybridization (CGH) to DNA microarrays (array CGH) is a technique capable of detecting deletions and duplications in genomes at high resolution. However, array CGH studies of the human genome noting false negative and false positive results using large insert clones as probes have raised important c...

journal_title：Nucleic acids research

authors： Price TS,Regan R,Mott R,Hedman A,Honey B,Daniels RJ,Smith L,Greenfield A,Tiganescu A,Buckle V,Ventress N,Ayyub H,Salhan A,Pedraza-Diaz S,Broxholme J,Ragoussis J,Higgs DR,Flint J,Knight SJ

更新日期：2005-06-16 00:00:00

abstract：:The adenovirus late region 1 (L1) represents an example of an alternatively spliced gene where one 5' splice site is spliced to two alternative 3' splice sites, to produce two mRNAs; the 52,55K and IIIa mRNAs, respectively. Accumulation of the L1 mRNAs is temporally regulated during the infectious cycle. Thus, the pro...

journal_title：Nucleic acids research

authors： Kreivi JP,Akusjärvi G

更新日期：1994-02-11 00:00:00

abstract：:The cDNA encoding Chinese hamster O6-alkylguanine-DNA-alkyltransferase (ATase) has been isolated from a library prepared from RNA isolated from V79 lung fibroblasts which had an upregulated level of this repair activity following stepwise selection with a chloroethylating agent (1, 2). Expression of the cDNA in E. col...

journal_title：Nucleic acids research

authors： Rafferty JA,Elder RH,Watson AJ,Cawkwell L,Potter PM,Margison GP

更新日期：1992-04-25 00:00:00

abstract：:The Est3 subunit of yeast telomerase, which adopts a predicted OB-fold, is essential for telomere replication. To assess the possible contributions that Est3 might make to enzyme catalysis, we compared telomerase activity from wild type and est3-Delta strains of Saccharomyces castellii, which revealed that loss of the...

journal_title：Nucleic acids research

authors： Lee J,Mandell EK,Rao T,Wuttke DS,Lundblad V

更新日期：2010-04-01 00:00:00

abstract：:Inhibition of an RNA processing reaction after treatment with the Ca2(+)-dependent micrococcal nuclease (MN) is often used as a criterion for the presence of a required RNA or ribonucleoprotein component in the system. Following MN digestion, the nuclease is inactivated with EGTA and radiolabeled substrate is added to...

journal_title：Nucleic acids research

authors： Wang MJ,Gegenheimer P

更新日期：1990-11-25 00:00:00

abstract：:Human telomerase RNA (hTR) contains several guanine tracts at its 5'-end that can form a G4-quadruplex structure. Previous evidence suggests that a G4-quadruplex within this region disrupts the formation of an important structure within hTR known as the P1 helix, a critical element in defining the template boundary fo...

journal_title：Nucleic acids research

authors： Booy EP,Meier M,Okun N,Novakowski SK,Xiong S,Stetefeld J,McKenna SA

更新日期：2012-05-01 00:00:00

abstract：:DAXX displays complex biological functions. Remarkably, DAXX overexpression is a common feature in diverse cancers, which correlates with tumorigenesis, disease progression and treatment resistance. Structurally, DAXX is modular with an N-terminal helical bundle, a docking site for many DAXX interactors (e.g. p53 and ...

journal_title：Nucleic acids research

authors： Mahmud I,Liao D

更新日期：2019-09-05 00:00:00

abstract：:The transcriptional activity of a human transposon-like family of repeats, called the THE-1 family, has been studied in cell culture and in human tissue. Both strands of THE-1 are present in several discrete length poly A plus RNAs. Primer extension studies and the structures of cDNA clones show that these THE-1 trans...

journal_title：Nucleic acids research

authors： Paulson KE,Matera AG,Deka N,Schmid CW

更新日期：1987-07-10 00:00:00

abstract：:We have determined the nucleotide sequence at the 3' end of the vesicular stomatitis virus (VSV) polymerase or L gene and compared it to that obtained from a defective interfering particle (DI) RNA generated by this virus. The latter (DI 0.50) contains a large internal deletion within this gene. The deletion begins ex...

journal_title：Nucleic acids research

authors： De BK,Perrault J

更新日期：1982-11-11 00:00:00

abstract：:The mouse c-Ki-ras protooncogene promoter contains a homopurine-homopyrimidine domain that exhibits S1 nuclease sensitivity in vitro. We have studied the structure of this DNA region in a supercoiled state using a number of chemical probes for non-B DNA conformations including diethyl pyrocarbonate, osmium tetroxide, ...

journal_title：Nucleic acids research

authors： Pestov DG,Dayn A,Siyanova EYu,George DL,Mirkin SM

更新日期：1991-12-11 00:00:00

abstract：:The delivery of site-specific post-translational modifications to histones generates an epigenetic regulatory network that directs fundamental DNA-mediated processes and governs key stages in development. Methylation of histone H4 lysine-20 has been implicated in DNA repair, transcriptional silencing, genomic stabilit...

journal_title：Nucleic acids research

authors： Southall SM,Cronin NB,Wilson JR

更新日期：2014-01-01 00:00:00

abstract：:Virtually the whole region of the mobile dispersed genetic element mdg1 including the direct repeats that frame mdg1 /1/ is transcribed. The end of the transcriptional unit is located within the direct repeat. Although the transcription of mdg1 is symmetric, one direction is transcribed preferentially and is a full-le...

journal_title：Nucleic acids research

authors： Ilyin Y,Chmeliauskaite VG,Kulguskin VV,Georgiev GP

更新日期：1980-11-25 00:00:00

abstract：:Genome length complementary DNA (cDNA) transcripts were synthesized in vitro by using purified virions of a cloned isolate of mouse sarcoma virus (MSV Clone 124). The cDNA transcripts were converted to double-stranded form by utilizing DNase-digested calf thymus DNA primers and E. coli DNA polymerase I. Restriction en...

journal_title：Nucleic acids research

authors： Verma IM

更新日期：1979-01-01 00:00:00

abstract：:A non-enzymic protein factor that increases the in vitro rate of synthesis by HeLa DNA polymerase alpha 15- to 30-fold with denatured DNA as template has been partially purified from the cytoplasmic fraction of HeLa cells. The stimulatory effect is highly specific for HeLa DNA polymerase alpha and for DNA templates th...

journal_title：Nucleic acids research

authors： Novak B,Baril EF

更新日期：1978-01-01 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：:MicroRNAs (miRNAs) are small non-coding RNAs that mediate gene expression at the post-transcriptional and translational levels by an imperfect binding to target mRNA 3'UTR regions. While the ab-initio computational prediction of miRNA-mRNA interactions still poses significant challenges, it is possible to overcome som...

journal_title：Nucleic acids research

authors： Sales G,Coppe A,Bicciato S,Bortoluzzi S,Romualdi C

更新日期：2010-04-01 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：:CCG repeats are highly over-represented in exons of the human genome. Usually they are located in the 5' UTR but are also abundant in translated sequences. The CCG repeats are associated with three tri-nucleotide repeat disorders: Huntington's disease, myotonic dystrophy type 1 and chromosome X-linked mental retardati...

journal_title：Nucleic acids research

authors： Kiliszek A,Kierzek R,Krzyzosiak WJ,Rypniewski W

更新日期：2012-09-01 00:00:00

abstract：:TRF1, a duplex telomeric DNA-binding protein, plays an important role in telomere metabolism. We have previously reported that a fraction of endogenous TRF1 can stably exist free of telomere chromatin when it is phosphorylated at T371 by Cdk1; however, the role of this telomere-free (pT371)TRF1 has yet to be fully cha...

journal_title：Nucleic acids research

authors： McKerlie M,Walker JR,Mitchell TR,Wilson FR,Zhu XD

更新日期：2013-12-01 00:00:00

abstract：:Enzymes involved in nucleic acid transactions often have a helicase-like ATPase coordinating and driving their functional activities, but our understanding of the mechanistic details of their coordination is limited. For example, DNA cleavage by the antiphage defense system Type ISP restriction-modification enzyme req...

journal_title：Nucleic acids research

authors： Chand MK,Carle V,Anuvind KG,Saikrishnan K

更新日期：2020-03-18 00:00:00

abstract：:TIGRFAMs is a collection of protein family definitions built to aid in high-throughput annotation of specific protein functions. Each family is based on a hidden Markov model (HMM), where both cutoff scores and membership in the seed alignment are chosen so that the HMMs can classify numerous proteins according to the...

journal_title：Nucleic acids research

authors： Selengut JD,Haft DH,Davidsen T,Ganapathy A,Gwinn-Giglio M,Nelson WC,Richter AR,White O

更新日期：2007-01-01 00:00:00

abstract：:Modified bases, such as O6-methylguanines, are produced in cells exposed to alkylating agents and cause apoptosis. In human cells treated with N-methyl-N-nitrosourea, we detected a protein complex composed of MutSalpha, MutLalpha and PCNA on damaged DNA by immunoprecipitation method using chromatin extracts, in which ...

journal_title：Nucleic acids research

authors： Hidaka M,Takagi Y,Takano TY,Sekiguchi M

更新日期：2005-10-04 00:00:00