Solution structure of the apical stem-loop of the human hepatitis B virus encapsidation signal.

abstract：:Replication of the promiscuous plasmid pMV158 requires expression of the initiator repB gene, which is controlled by the repressor CopG. Genes repB and copG are co-transcribed from promoter P(cr). We have studied the interactions between RNA polymerase, CopG and the promoter to elucidate the mechanism of repression by...

journal_title：Nucleic acids research

authors： Hernández-Arriaga AM,Rubio-Lepe TS,Espinosa M,del Solar G

更新日期：2009-08-01 00:00:00

abstract：:An alpha-neo-endorphin (alpha NE) gene, which we previously synthesized chemically and inserted into E. coli beta-galactosidase gene of pK013 plasmid, has been excised and fused to E. coli alkaline phosphatase (APase) gene. One of the transformants was named E15/pA alpha NE1. Under the APase gene regulation, APase-alp...

journal_title：Nucleic acids research

authors： Ohsuye K,Nomura M,Tanaka S,Kubota I,Nakazato H,Shinagawa H,Nakata A,Noguchi T

更新日期：1983-03-11 00:00:00

abstract：:Protein-DNA recognition is a critical component of gene regulatory processes but the underlying molecular mechanisms are not yet completely understood. Whereas the DNA binding preferences of transcription factors (TFs) are commonly described using nucleotide sequences, the 3D DNA structure is recognized by proteins an...

journal_title：Nucleic acids research

authors： Dror I,Zhou T,Mandel-Gutfreund Y,Rohs R

更新日期：2014-01-01 00:00:00

abstract：:Recent studies have employed cross-species comparisons of transcription factor binding, reporting significant regulatory network 'rewiring' between species. Here, we address how a transcriptional repressor targets and regulates neural genes differentially between human and mouse embryonic stem cells (ESCs). We find th...

journal_title：Nucleic acids research

authors： Rockowitz S,Zheng D

更新日期：2015-07-13 00:00:00

abstract：:We have cloned and sequenced the lasR gene, which is involved in the transcriptional activation of several pathogenic factors, from Pseudomonas aeruginosa IFO3455 and PA103. These clones were predicted to be an open reading frame of 239 amino acids as reported for the PAO1 strain. There is only a single base change re...

journal_title：Nucleic acids research

authors： Fukushima J,Ishiwata T,Kurata M,You Z,Okuda K

更新日期：1994-09-11 00:00:00

abstract：:The ProtoNet site provides an automatic hierarchical clustering of the SWISS-PROT protein database. The clustering is based on an all-against-all BLAST similarity search. The similarities' E-score is used to perform a continuous bottom-up clustering process by applying alternative rules for merging clusters. The outco...

journal_title：Nucleic acids research

authors： Sasson O,Vaaknin A,Fleischer H,Portugaly E,Bilu Y,Linial N,Linial M

更新日期：2003-01-01 00:00:00

abstract：:The ribosomal proteins L4 and L22 form part of the peptide exit tunnel in the large ribosomal subunit. In Escherichia coli, alterations in either of these proteins can confer resistance to the macrolide antibiotic, erythromycin. The structures of the 30S as well as the 50S subunits from each antibiotic resistant mutan...

journal_title：Nucleic acids research

authors： O'Connor M,Gregory ST,Dahlberg AE

更新日期：2004-10-27 00:00:00

abstract：:Several proteins that have substantially diverged during evolution retain similar three-dimensional structures and biological function inspite of poor sequence identity. The database on Genomic Distribution of protein structural domain Superfamilies (GenDiS) provides record for the distribution of 4001 protein domains...

journal_title：Nucleic acids research

authors： Pugalenthi G,Bhaduri A,Sowdhamini R

更新日期：2005-01-01 00:00:00

abstract：:In eukaryotes, the transcription of tRNA genes is initiated by the concerted action of transcription factors IIIC (TFIIIC) and IIIB (TFIIIB) which direct the recruitment of polymerase III. While TFIIIC recognizes highly conserved, intragenic promoter elements, TFIIIB binds to the non-coding 5'-upstream regions of the ...

journal_title：Nucleic acids research

authors： Zhang G,Lukoszek R,Mueller-Roeber B,Ignatova Z

更新日期：2011-04-01 00:00:00

abstract：:The use of bacterial artificial chromosomes (BACs) provides a consistent and high targeting efficiency of homologous recombination in embryonic stem (ES) cells, facilitated by long stretches of sequence homology. Here, we introduce a BAC targeting method which employs restriction fragment length polymorphisms (RFLPs) ...

journal_title：Nucleic acids research

authors： Barakat TS,Rentmeester E,Sleutels F,Grootegoed JA,Gribnau J

更新日期：2011-10-01 00:00:00

abstract：:Accumulating evidence has demonstrated that transcriptional regulation is affected by DNA methylation. Understanding the perturbation of DNA methylation-mediated regulation between transcriptional factors (TFs) and targets is crucial for human diseases. However, the global landscape of DNA methylation-mediated transcr...

journal_title：Nucleic acids research

authors： Wang Z,Yin J,Zhou W,Bai J,Xie Y,Xu K,Zheng X,Xiao J,Zhou L,Qi X,Li Y,Li X,Xu J

更新日期：2020-03-18 00:00:00

abstract：:Hepatitis C virus (HCV) infection is a major cause of human chronic liver disease and hepatocellular carcinoma. G-quadruplex (G4) is an important four-stranded secondary structure of nucleic acids. Recently, we discovered that the core gene of HCV contains a G4 RNA structure; however, the interaction between the HCV c...

journal_title：Nucleic acids research

authors： Bian WX,Xie Y,Wang XN,Xu GH,Fu BS,Li S,Long G,Zhou X,Zhang XL

更新日期：2019-01-10 00:00:00

abstract：:Three Z-DNA-binding proteins of Mr 31, 33 and 58 kD were isolated from mature bull testis. They were obtained in a native state suitable for binding studies. These are the first examples of Z-DNA-binding proteins from a mammalian tissue. Purification involved tissue extraction with 0.35 M NaCl, cation exchange chromat...

journal_title：Nucleic acids research

authors： Gut SH,Bischoff M,Hobi R,Kuenzle CC

更新日期：1987-12-10 00:00:00

abstract：:Apolipoprotein B (apoB) mRNA editing is a nuclear event that minimally requires the RNA substrate, APOBEC-1 and APOBEC-1 Complementation Factor (ACF). The co-localization of these macro-molecules within the nucleus and the modulation of hepatic apoB mRNA editing activity have been described following a variety of meta...

journal_title：Nucleic acids research

authors： Lehmann DM,Galloway CA,Sowden MP,Smith HC

更新日期：2006-07-04 00:00:00

abstract：:Translational repression (TR) plays an important role in post-transcriptional regulation of gene expression and embryonic development in metazoans. TR also regulates the expression of a subset of the cytoplasmic mRNA population during development of fertilized female gametes of the unicellular malaria parasite, Plasmo...

journal_title：Nucleic acids research

authors： Braks JA,Mair GR,Franke-Fayard B,Janse CJ,Waters AP

更新日期：2008-03-01 00:00:00

abstract：:Liquid-liquid phase separation plays an important role in a variety of cellular processes, including the formation of membrane-less organelles, the cytoskeleton, signalling complexes, and many other biological supramolecular assemblies. Studies on the molecular basis of phase separation in cells have focused on protei...

journal_title：Nucleic acids research

authors： Zhang Y,Yang M,Duncan S,Yang X,Abdelhamid MAS,Huang L,Zhang H,Benfey PN,Waller ZAE,Ding Y

更新日期：2019-12-16 00:00:00

abstract：:According to recent models, as yet poorly studied architectural proteins appear to be required for local regulation of enhancer-promoter interactions, as well as for global chromosome organization. Transcription factors ZIPIC, Pita and Zw5 belong to the class of chromatin insulator proteins and preferentially bind to ...

journal_title：Nucleic acids research

authors： Zolotarev N,Fedotova A,Kyrchanova O,Bonchuk A,Penin AA,Lando AS,Eliseeva IA,Kulakovskiy IV,Maksimenko O,Georgiev P

更新日期：2016-09-06 00:00:00

abstract：:Structural domains are considered as the basic units of protein folding, evolution, function and design. Automatic decomposition of protein structures into structural domains, though after many years of investigation, remains a challenging and unsolved problem. Manual inspection still plays a key role in domain decomp...

journal_title：Nucleic acids research

authors： Guo JT,Xu D,Kim D,Xu Y

更新日期：2003-02-01 00:00:00

abstract：:Interleukin 2 (IL2) mRNA has a short half-life in the cytoplasm of T lymphocytes, relative to most mRNA. We have discovered a candidate ribonuclease to account for the rapid turnover of IL2 mRNA in the cytosol of the human T lymphocyte cell line Jurkat. In partially purified form, this RNase is about 7 times as active...

journal_title：Nucleic acids research

authors： Hua J,Garner R,Paetkau V

更新日期：1993-01-11 00:00:00

abstract：:The binding of nine aminoalkyl adenylates to isoleucyl-tRNA synthetase from Escherichia coli MRE 600 was measured and compared with the binding of the cognate amino acids. It was found that they bind rather tightly to the enzyme, the Kd's ranging from 3.1.10(-4) M with glycinol-AMP ester to 3.7.10(-9) M with L-isoleuc...

journal_title：Nucleic acids research

authors： Flossdorf J,Marutzky R,Messer K,Kula MR

更新日期：1977-03-01 00:00:00

abstract：:Gene finding is complicated in organisms that exhibit insertional RNA editing. Here, we demonstrate how our new algorithm Predictor of Insertional Editing (PIE) can be used to locate genes whose mRNAs are subjected to multiple frameshifting events, and extend the algorithm to include probabilistic predictions for site...

journal_title：Nucleic acids research

authors： Gott JM,Parimi N,Bundschuh R

更新日期：2005-09-07 00:00:00

abstract：:A modification of previously described methods of electron microscopic gene mapping and of gene enrichment based on the avidin-biotin interaction is presented. The modification consists of coupling cytochrome-c instead of pentane diamine to the oxidized 2', 3' terminus of an RNA by Schiff base formation and BH-4 reduc...

journal_title：Nucleic acids research

authors： Sodja A,Davidson N

更新日期：1978-02-01 00:00:00

abstract：:PIR-International is an association of macromolecular sequence data collection centers dedicated to fostering international cooperation as an essential element in the development of scientific databases. A major objective of PIR-International is to continue the development of the Protein Sequence Database as an essent...

journal_title：Nucleic acids research

authors： George DG,Barker WC,Mewes HW,Pfeiffer F,Tsugita A

更新日期：1994-09-01 00:00:00

abstract：:To understand the epigenetic regulation of transcriptional response of macrophages during early-stage M. tuberculosis (Mtb) infection, we performed ChIPseq analysis of H3K4 monomethylation (H3K4me1), a marker of poised or active enhancers. De novo H3K4me1 peaks in infected cells were associated with genes implicated i...

journal_title：Nucleic acids research

authors： Bouttier M,Laperriere D,Memari B,Mangiapane J,Fiore A,Mitchell E,Verway M,Behr MA,Sladek R,Barreiro LB,Mader S,White JH

更新日期：2016-12-15 00:00:00

abstract：:The gene encoding DNA polymerase alpha from the human malaria parasite Plasmodium falciparum has been sequenced and characterised. The deduced amino acid sequence possesses the seven sequence motifs which characterise eukaryotic replicative DNA polymerases (I-VII) and four of five motifs (A-E) identified in alpha DNA ...

journal_title：Nucleic acids research

authors： White JH,Kilbey BJ,de Vries E,Goman M,Alano P,Cheesman S,McAleese S,Ridley RG

更新日期：1993-08-11 00:00:00

abstract：:5' strand resection at DNA double strand breaks (DSBs) is critical for homologous recombination (HR) and genomic stability. Here we develop a novel method to quantitatively measure single-stranded DNA intermediates in human cells and find that the 5' strand at endonuclease-generated break sites is resected up to 3.5 k...

journal_title：Nucleic acids research

authors： Zhou Y,Caron P,Legube G,Paull TT

更新日期：2014-02-01 00:00:00

abstract：:Nucleotide excision repair (NER) is a major DNA repair pathway for a variety of DNA lesions. XPB plays a key role in DNA opening at damage sites and coordinating damage incision by nucleases. XPB is conserved from archaea to human. In archaea, XPB is associated with a nuclease Bax1. Here we report crystal structures o...

journal_title：Nucleic acids research

authors： DuPrez K,He F,Chen Z,Hilario E,Fan L

更新日期：2020-06-19 00:00:00

abstract：:We investigate the mechanistic nature of the Snf2 family protein HARP, mutations of which are responsible for Schimke immuno-osseous dysplasia. Using a single-molecule magnetic tweezers assay, we construct RPA-stabilized DNA bubbles within torsionally constrained DNA to investigate the annealing action of HARP on a ph...

journal_title：Nucleic acids research

authors： Burnham DR,Nijholt B,De Vlaminck I,Quan J,Yusufzai T,Dekker C

更新日期：2017-05-05 00:00:00

abstract：:The effect of [Na+] on the stability and conformation of penicillium chrysogenum mycophage dsRNA (PCMdsRNA) was investigated using CD and UV optical techniques. Thermal melting profiles reveal prominent fine structure attributed to at least four regions of structural dissimilarity. A constant increased thermal stabili...

journal_title：Nucleic acids research

authors： Burnett JP,Frank BH,Douthart RJ

更新日期：1975-06-01 00:00:00

abstract：:Several authors, including ourselves, have reported the existence of chromatosomes with DNA size larger than 166 bp in bird erythrocyte chromatin. It was tempting to correlate this increased DNA size with the presence of histone H5. In order to substantiate this hypothesis, we performed a micrococcal nuclease digestio...

journal_title：Nucleic acids research

authors： Muyldermans S,Lasters I,Wyns L,Hamers R

更新日期：1981-08-11 00:00:00