jpHMM: improving the reliability of recombination prediction in HIV-1.

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：:The 80S ribosome from Saccharomyces cerevisiae has been reconstructed from cryo electron micrographs to a resolution of 35 A. It is strikingly similar to the 70S ribosome from Escherichia coli, while displaying the characteristic eukaryotic features familiar from reconstructions of ribosomes from higher eukaryotes. As...

journal_title：Nucleic acids research

authors： Verschoor A,Warner JR,Srivastava S,Grassucci RA,Frank J

更新日期：1998-01-15 00:00:00

abstract：:Regulation of gene transcription in both prokaryotes and eukaryotes involves formation of various DNA-multiprotein complexes of higher order structure through communication between distant regions of DNA. The communication between distant DNA sites occurs by interaction between proteins bound to the sites by looping o...

journal_title：Nucleic acids research

authors： Lyubchenko YL,Shlyakhtenko LS,Aki T,Adhya S

更新日期：1997-02-15 00:00:00

abstract：:SUPERFAMILY provides structural, functional and evolutionary information for proteins from all completely sequenced genomes, and large sequence collections such as UniProt. Protein domain assignments for over 900 genomes are included in the database, which can be accessed at http://supfam.org/. Hidden Markov models ba...

journal_title：Nucleic acids research

authors： Wilson D,Pethica R,Zhou Y,Talbot C,Vogel C,Madera M,Chothia C,Gough J

更新日期：2009-01-01 00:00:00

abstract：:In the virion core of retroviruses, the genomic RNA is tightly associated with nucleocapsid (NC) protein molecules, forming the nucleocapsid structure. NC protein, a highly basic protein with two zinc fingers, is indispensable for RNA dimerization, encapsidation and the initiation of reverse transcription in avian, mu...

journal_title：Nucleic acids research

authors： Lapadat-Tapolsky M,De Rocquigny H,Van Gent D,Roques B,Plasterk R,Darlix JL

更新日期：1993-02-25 00:00:00

abstract：:Influenza A viruses are hosted by numerous avian and mammalian species, which have shaped their evolution into distinct lineages worldwide. The viral genome consists of eight RNA segments that are frequently exchanged between different viruses via a process known as genetic reassortment. A complete genotype nomenclatu...

journal_title：Nucleic acids research

authors： Lu G,Rowley T,Garten R,Donis RO

更新日期：2007-07-01 00:00:00

abstract：:The topoisomerase I (TOP1) inhibitor irinotecan triggers cell death by trapping TOP1 on DNA, generating cytotoxic protein-linked DNA breaks (PDBs). Despite its wide application in a variety of solid tumors, the mechanisms of cancer cell resistance to irinotecan remains poorly understood. Here, we generated colorectal ...

journal_title：Nucleic acids research

authors： Meisenberg C,Ashour ME,El-Shafie L,Liao C,Hodgson A,Pilborough A,Khurram SA,Downs JA,Ward SE,El-Khamisy SF

更新日期：2017-02-17 00:00:00

abstract：:ADAR enzymes, adenosine deaminases that act on RNA, form a family of RNA editing enzymes that convert adenosine to inosine within RNA that is completely or largely double-stranded. Site-selective A-->I editing has been detected at specific sites within a few structured pre-mRNAs of metazoans. We have analyzed the edit...

journal_title：Nucleic acids research

authors： Källman AM,Sahlin M,Ohman M

更新日期：2003-08-15 00:00:00

abstract：:Multi-modal interactions are frequently observed in intrinsically disordered regions (IDRs) of proteins upon binding to their partners. In many cases, post-translational modifications in IDRs are accompanied by coupled folding and binding. From both molecular simulations and biochemical experiments with mutational stu...

journal_title：Nucleic acids research

authors： Kasahara K,Shiina M,Higo J,Ogata K,Nakamura H

更新日期：2018-03-16 00:00:00

abstract：:The template requirements for efficient adenovirus DNA replication were studied in vitro in a reconstituted system with cloned DNA fragments, containing the Ad2 origin region, as templates. Replication is enhanced by nuclear factor I, a cellular protein that binds specifically to the Ad2 origin. This stimulation is sh...

journal_title：Nucleic acids research

authors： de Vries E,van Driel W,Tromp M,van Boom J,van der Vliet PC

更新日期：1985-07-11 00:00:00

abstract：:Double-stranded (ds) oligodeoxynucleotides (29mers) containing an O6-ethylguanine (O6-EtGua) flanked 5' and 3' by different bases (5'..TGT..3'; 5'..CGG..3', 5'..GGT..3'; 5'..GGG..3'; 5'..GGA..3') were synthesized to investigate the binding and repair characteristics of recombinant human O6-alkylguanine-DNA alkyltransf...

journal_title：Nucleic acids research

authors： Bender K,Federwisch M,Loggen U,Nehls P,Rajewsky MF

更新日期：1996-06-01 00:00:00

abstract：:Digital PCR provides high sensitivity and unprecedented accuracy in DNA quantification, but current approaches require dedicated instrumentation and have limited opportunities for multiplexing. Here, we present an isothermal platform for digital enumeration of DNA reaction products in multiplex via standard fluorescen...

journal_title：Nucleic acids research

authors： Björkesten J,Patil S,Fredolini C,Lönn P,Landegren U

更新日期：2020-07-27 00:00:00

abstract：:The solution structures of two 27 nt RNA hairpins and their complexes with cobalt(III)-hexammine [Co(NH(3))(6)(3+)] were determined by NMR spectroscopy. The RNA hairpins are variants of the P4 region from Escherichia coli RNase P RNA: a U-to-A mutant changing the identity of the bulged nucleotide, and a U-to-C, C-to-U...

journal_title：Nucleic acids research

authors： Schmitz M

更新日期：2004-12-02 00:00:00

abstract：:An efficient procedure for the synthesis of unnatural alpha-anomeric oligodeoxyribonucleotides is described. This solid-phase procedure is based on the use of alpha-nucleoside phosphoramidites and alpha-nucleoside derivatized solid supports corresponding to the four natural bases and allow rapid synthesis of oligonucl...

journal_title：Nucleic acids research

authors： Morvan F,Rayner B,Leonetti JP,Imbach JL

更新日期：1988-02-11 00:00:00

abstract：:Oligoribonucleotides containing a 5'-phosphorothiolate linkage have provided effective tools to study the mechanisms of RNA catalysis, allowing resolution of kinetic ambiguity associated with mechanistic dissection and providing a strategy to establish linkage between catalysis and specific functional groups. However,...

journal_title：Nucleic acids research

authors： Li NS,Frederiksen JK,Koo SC,Lu J,Wilson TJ,Lilley DM,Piccirilli JA

更新日期：2011-03-01 00:00:00

abstract：:A simplified and economical method for the attachment of 2'-deoxyribo, ribo and arabinonucleosides onto long-chain alkylamidopropanoic acid controlled-pore glass (LCAAP-CPG, P-3) is described. In this procedure, 5'-O-tritylated nucleosides are coupled directly to LCAAP-CPG in excellent yields using 1-(3-dimethylaminop...

journal_title：Nucleic acids research

authors： Damha MJ,Giannaris PA,Zabarylo SV

更新日期：1990-07-11 00:00:00

abstract：:Revealing the clonal composition of a single tumor is essential for identifying cell subpopulations with metastatic potential in primary tumors or with resistance to therapies in metastatic tumors. Sequencing technologies provide only an overview of the aggregate of numerous cells. Computational approaches to de-mix a...

journal_title：Nucleic acids research

authors： Strino F,Parisi F,Micsinai M,Kluger Y

更新日期：2013-09-01 00:00:00

abstract：:RNA processing is critical for proper spatial and temporal control of gene expression. The ubiquitous nuclear polyadenosine RNA binding protein, PABPN1, post-transcriptionally regulates multiple steps of gene expression. Mutations in the PABPN1 gene expanding an N-terminal alanine tract in the PABPN1 protein from 10 a...

journal_title：Nucleic acids research

authors： Phillips BL,Banerjee A,Sanchez BJ,Di Marco S,Gallouzi IE,Pavlath GK,Corbett AH

更新日期：2018-09-06 00:00:00

abstract：:DNA2 nuclease/helicase is a structure-specific nuclease, 5'-to-3' helicase, and DNA-dependent ATPase. It is involved in multiple DNA metabolic pathways, including Okazaki fragment maturation, replication of 'difficult-to-replicate' DNA regions, end resection, stalled replication fork processing, and mitochondrial geno...

journal_title：Nucleic acids research

authors： Zheng L,Meng Y,Campbell JL,Shen B

更新日期：2020-01-10 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：:RNA-binding proteins (RBPs) play important roles in the post-transcriptional control of RNAs. Identifying RBP binding sites and characterizing RBP binding preferences are key steps toward understanding the basic mechanisms of the post-transcriptional gene regulation. Though numerous computational methods have been dev...

journal_title：Nucleic acids research

authors： Zhang S,Zhou J,Hu H,Gong H,Chen L,Cheng C,Zeng J

更新日期：2016-02-29 00:00:00

abstract：:Poly(pyrimidine) . poly(purine) tracts have been discovered in the 5'-flanking regions of many eucaryotic genes. They may be involved in the regulation of expression since they can be mapped to the nuclease-sensitive sites of active chromatin. We have found that poly(pyrimidine) . poly(purine) DNAs which contain 5-met...

journal_title：Nucleic acids research

authors： Lee JS,Woodsworth ML,Latimer LJ,Morgan AR

更新日期：1984-08-24 00:00:00

abstract：:Sug1 and Sug2 are two of six ATPases in the 19S regulatory particle of the 26S proteasome. We have shown previously that these proteins play a non-proteolytic role in the transcription of the GAL genes in yeast. In this study, we probe the requirement for these factors in stress-induced transcription in yeast. It is k...

journal_title：Nucleic acids research

authors： Sulahian R,Sikder D,Johnston SA,Kodadek T

更新日期：2006-03-03 00:00:00

abstract：:Nucleosomes are the most abundant protein-DNA complexes in eukaryotes that provide compaction of genomic DNA and are implicated in regulation of transcription, DNA replication and repair. The details of DNA positioning on the nucleosome and the DNA conformation can provide key regulatory signals. Hydroxyl-radical foot...

journal_title：Nucleic acids research

authors： Shaytan AK,Xiao H,Armeev GA,Wu C,Landsman D,Panchenko AR

更新日期：2017-09-19 00:00:00

abstract：:The advances of next-generation sequencing technology have facilitated metagenomics research that attempts to determine directly the whole collection of genetic material within an environmental sample (i.e. the metagenome). Identification of genes directly from short reads has become an important yet challenging probl...

journal_title：Nucleic acids research

authors： Rho M,Tang H,Ye Y

更新日期：2010-11-01 00:00:00

abstract：:Complementary DNA clones encoding the human kidney epidermal growth factor (EGF) precursor have been isolated and sequenced. They predict the sequence of a 1,207 amino acid protein which contains EGF flanked by polypeptide segments of 970 and 184 residues at its NH2- and COOH-termini, respectively. The structural orga...

journal_title：Nucleic acids research

authors： Bell GI,Fong NM,Stempien MM,Wormsted MA,Caput D,Ku LL,Urdea MS,Rall LB,Sanchez-Pescador R

更新日期：1986-11-11 00:00:00

abstract：:We have purified to near homogeneity a novel nuclear protein from HeLa cells, that specifically binds to scaffold or matrix attachment region DNA elements (S/MAR DNA). The protein, designated SAF-B for scaffold attachment factor B, is an abundant component of chromatin, but not of the nuclear matrix and is expressed i...

journal_title：Nucleic acids research

authors： Renz A,Fackelmayer FO

更新日期：1996-03-01 00:00:00

abstract：:Activation of the transcription factor NF-kappaB is critical for the tumor necrosis factor-alpha (TNF-alpha)-induced inflammatory response. Here we report the complete gene expression profile from activated microvascular endothelial cells emphasizing the direct contribution of the NF-kappaB pathway. Human microvascula...

journal_title：Nucleic acids research

authors： Kempe S,Kestler H,Lasar A,Wirth T

更新日期：2005-09-21 00:00:00

abstract：:ModBase (http://salilab.org/modbase) is a database of annotated comparative protein structure models. The models are calculated by ModPipe, an automated modeling pipeline that relies primarily on Modeller for fold assignment, sequence-structure alignment, model building and model assessment (http://salilab.org/modelle...

journal_title：Nucleic acids research

authors： Pieper U,Webb BM,Dong GQ,Schneidman-Duhovny D,Fan H,Kim SJ,Khuri N,Spill YG,Weinkam P,Hammel M,Tainer JA,Nilges M,Sali A

更新日期：2014-01-01 00:00:00

abstract：:Regulation of gene expression influences almost all biological processes in an organism; sequence-specific DNA-binding transcription factors are critical to this control. For most genomes, the repertoire of transcription factors is only partially known. Hitherto transcription factor identification has been largely bas...

journal_title：Nucleic acids research

authors： Kummerfeld SK,Teichmann SA

更新日期：2006-01-01 00:00:00