Unique features revealed by the genome sequence of Acinetobacter sp. ADP1, a versatile and naturally transformation competent bacterium.

abstract：:The RosettaDesign server identifies low energy amino acid sequences for target protein structures (http://rosettadesign.med.unc.edu). The client provides the backbone coordinates of the target structure and specifies which residues to design. The server returns to the client the sequences, coordinates and energies of ...

journal_title：Nucleic acids research

authors： Liu Y,Kuhlman B

更新日期：2006-07-01 00:00:00

abstract：:We propose a novel mechanism of gene regulation in Mycobacterium tuberculosis where the protein Rv1222 inhibits transcription by anchoring RNA polymerase (RNAP) onto DNA. In contrast to our existing knowledge that transcriptional repressors function either by binding to DNA at specific sequences or by binding to RNAP,...

journal_title：Nucleic acids research

authors： Rudra P,Prajapati RK,Banerjee R,Sengupta S,Mukhopadhyay J

更新日期：2015-07-13 00:00:00

abstract：:The binding of transposase (Tnp) to the specific Tn5 end sequences is the first dedicated reaction during transposition. In this study, comparative DNA-binding analyses were performed using purified full-length Tnp and a C-terminal deletion variant (delta369) that lacks the putative dimerization domain. The shape of t...

journal_title：Nucleic acids research

authors： York D,Reznikoff WS

更新日期：1996-10-01 00:00:00

abstract：:Transcriptional repression and activation by nuclear receptors (NRs) are brought about by coregulator complexes. These complexes modify the chromatin environment of target genes and affect the activity of the basal transcription machinery. We have previously implicated the yeast ADA3 protein in transcriptional activat...

journal_title：Nucleic acids research

authors： Benecke A,Gaudon C,Garnier JM,vom Baur E,Chambon P,Losson R

更新日期：2002-06-01 00:00:00

abstract：:Small interfering RNAs (siRNAs) are now established as the preferred tool to inhibit gene function in mammalian cells yet trigger unintended gene silencing due to their inherent miRNA-like behavior. Such off-target effects are primarily mediated by the sequence-specific interaction between the siRNA seed regions (posi...

journal_title：Nucleic acids research

authors： Bramsen JB,Pakula MM,Hansen TB,Bus C,Langkjær N,Odadzic D,Smicius R,Wengel SL,Chattopadhyaya J,Engels JW,Herdewijn P,Wengel J,Kjems J

更新日期：2010-09-01 00:00:00

abstract：:The location of target DNA sequences within chromatin may affect the ability of trans-acting factors to bind cis-elements and regulate gene transcription. To examine the effect of chromatin structure on the ability of the estrogen-estrogen receptor complex (E2R) to bind its respective DNA binding element within the ra...

journal_title：Nucleic acids research

authors： Willis SD,Seyfred MA

更新日期：1996-03-15 00:00:00

abstract：:Bacterial RNase III plays important roles in the processing and degradation of RNA transcripts. A major goal is to identify the cleavage targets of this endoribonuclease at a transcriptome-wide scale and delineate its in vivo cleavage rules. Here we applied to Escherichia coli grown to either exponential or stationary...

journal_title：Nucleic acids research

authors： Altuvia Y,Bar A,Reiss N,Karavani E,Argaman L,Margalit H

更新日期：2018-11-02 00:00:00

abstract：:The eukaryotic genome evolves under the dual constraint of maintaining coordinated gene transcription and performing effective DNA replication and cell division, the coupling of which brings about inevitable DNA topological tension. DNA supercoiling is resolved and, in some cases, even harnessed by the genome through ...

journal_title：Nucleic acids research

authors： Tsochatzidou M,Malliarou M,Papanikolaou N,Roca J,Nikolaou C

更新日期：2017-06-02 00:00:00

abstract：:Eucaryotic ribosome biogenesis involves many cis-acting sequences and trans-acting factors, including snoRNAS: We have used directed mutagenesis of rDNA plasmids in yeast to identify critical sequence and structural elements within and flanking the ITS2-proximal stem. This base paired structure, present in the mature ...

journal_title：Nucleic acids research

authors： Côté CA,Peculis BA

更新日期：2001-05-15 00:00:00

abstract：:Denaturing gradient gel electrophoresis (DGGE) is based upon the different melting behaviors of DNA molecules in a chemical denaturant gradient according to their sequences. This technique has recently become a widespread tool to detect mutations. The introduction of a GC-clamp enables the detection of most single bas...

journal_title：Nucleic acids research

authors： Weber CK,Shaffer DJ,Sidman CL

更新日期：1991-06-25 00:00:00

abstract：:Computational modelling has become increasingly common in life science research. To provide a platform to support universal sharing, easy accessibility and model reproducibility, BioModels (https://www.ebi.ac.uk/biomodels/), a repository for mathematical models, was established in 2005. The current BioModels platform ...

journal_title：Nucleic acids research

authors： Malik-Sheriff RS,Glont M,Nguyen TVN,Tiwari K,Roberts MG,Xavier A,Vu MT,Men J,Maire M,Kananathan S,Fairbanks EL,Meyer JP,Arankalle C,Varusai TM,Knight-Schrijver V,Li L,Dueñas-Roca C,Dass G,Keating SM,Park YM,Buso N

更新日期：2020-01-08 00:00:00

abstract：:A UCSD Pascal program was developed which can analyze nucleic acid dot matrices of up to 9500 X 9500 in size on the Apple II computer. Although matrices of such size consume large amounts of computer memory, this program minimizes these problems by analyzing only small strips of the matrix at a time, and then transfer...

journal_title：Nucleic acids research

authors： Zweig SE

更新日期：1984-01-11 00:00:00

abstract：:The large terminase subunit is a central component of the genome packaging motor from tailed bacteriophages and herpes viruses. This two-domain enzyme has an N-terminal ATPase activity that fuels DNA translocation during packaging and a C-terminal nuclease activity required for initiation and termination of the packag...

journal_title：Nucleic acids research

authors： Cornilleau C,Atmane N,Jacquet E,Smits C,Alonso JC,Tavares P,Oliveira L

更新日期：2013-01-07 00:00:00

abstract：:Gut-enriched Krüppel-like factor (GKLF or KLF4) is a pleiotropic (activating and repressive) transcription factor. This study characterizes the mechanisms of transactivation by GKLF. Using a GAL4 fusion assay, the activating domain of murine GKLF was localized to the 109 amino acid residues in the N-terminus. Site-dir...

journal_title：Nucleic acids research

authors： Geiman DE,Ton-That H,Johnson JM,Yang VW

更新日期：2000-03-01 00:00:00

abstract：:We investigate the role of water molecules in 89 protein-RNA complexes taken from the Protein Data Bank. Those with tRNA and single-stranded RNA are less hydrated than with duplex or ribosomal proteins. Protein-RNA interfaces are hydrated less than protein-DNA interfaces, but more than protein-protein interfaces. Majo...

journal_title：Nucleic acids research

authors： Barik A,Bahadur RP

更新日期：2014-09-01 00:00:00

abstract：:Chromatin fragments released from intact Friend erythroleukemia cell nuclei during limited incubation with micrococcal nuclease, DNase II or DNase I were analyzed to determine the distribution of DNA methyltransferase in chromatin. The enzyme was released in a free form when internucleosomal DNA was digested with micr...

journal_title：Nucleic acids research

authors： Creusot F,Christman JK

更新日期：1981-10-24 00:00:00

abstract：:Restriction fragments containing established curved regions, such as the pBR322 tn3 region, the phage lambda attP region and the SV40 T-antigen and terminus of replication regions, exhibit systematically retarded elution upon anion exchange based HPLC. Using this method, we were able to detect readily other SV40 curve...

journal_title：Nucleic acids research

authors： Fack F,Sarantoglou V

更新日期：1991-08-11 00:00:00

abstract：:Transcription termination defines accurate transcript 3'-ends and ensures programmed transcriptomes, making it critical to life. However, transcription termination mechanisms remain largely unknown in Archaea. Here, we reported the physiological significance of the newly identified general transcription termination fa...

journal_title：Nucleic acids research

authors： Yue L,Li J,Zhang B,Qi L,Li Z,Zhao F,Li L,Zheng X,Dong X

更新日期：2020-09-25 00:00:00

abstract：:Large-scale automatic annotation of protein sequences remains challenging in postgenomics era. E1DS is designed for annotating enzyme sequences based on a repository of 1D signatures. The employed sequence signatures are derived using a novel pattern mining approach that discovers long motifs consisted of several sequ...

journal_title：Nucleic acids research

authors： Chien TY,Chang DT,Chen CY,Weng YZ,Hsu CM

更新日期：2008-07-01 00:00:00

abstract：:DNA bearing lambda operator sequences was methylated by dimethyl sulfate (DMS) in the presence or absence of lambda repressor. Under the experimental conditions, DMS methylates only the purine residues. The presence of lambda repressor affects only the methylation of certain G residues in the operators. Repressor bloc...

journal_title：Nucleic acids research

authors： Humayun Z,Kleid D,Ptashne M

更新日期：1977-01-01 00:00:00

abstract：:As more and more high-throughput data has been produced by next-generation sequencing, it is still a challenge to classify RNA transcripts into protein-coding or non-coding, especially for poorly annotated species. We upgraded our original coding potential calculator, CNCI (Coding-Non-Coding Index), to CNIT (Coding-No...

journal_title：Nucleic acids research

authors： Guo JC,Fang SS,Wu Y,Zhang JH,Chen Y,Liu J,Wu B,Wu JR,Li EM,Xu LY,Sun L,Zhao Y

更新日期：2019-07-02 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：:A method for the facile preparation of oligoribonucleotide analogues containing beta-d-allofuranosyl nucleosides with additional functional groups tethered to the 6'-O positions is presented. It is based on the synthesis of two protected nucleosides carrying a 6'-O -bromopentyl and a 6'-O -methylaminopentyl substituen...

journal_title：Nucleic acids research

authors： Wu X,Pitsch S

更新日期：1998-10-01 00:00:00

abstract：:Upon growth transition of Escherichia coli cells from exponential to stationary phase, RNA polymerase is converted into at least three different forms (S1, S2 and S3), which could be separately isolated by phosphocellulose column chromatography (Ozaki et al., 1991 (2)). Here, the promoter selectivity of these three st...

journal_title：Nucleic acids research

authors： Ozaki M,Fujita N,Wada A,Ishihama A

更新日期：1992-01-25 00:00:00

abstract：:CLASPIN is an essential mediator in the DNA replication checkpoint, responsible for ATR (ataxia telangiectasia and Rad3-related protein)-dependent activation of CHK1 (checkpoint kinase 1). Here we found a dynamic signaling pathway that regulates CLASPIN turn over. Under unperturbed conditions, the E3 ubiquitin ligase ...

journal_title：Nucleic acids research

authors： Zhu M,Zhao H,Liao J,Xu X

更新日期：2014-12-01 00:00:00

abstract：:Diadenosine 5',5'"-P1,P4-tetraphosphate (Ap4A) has been detected in cysts and developing embryos of the brine shrimp Artemia in amounts 10(4)-10(6) times lower than that of the guanine analogue, Gp4G. The unexpectedly high level of Ap4A in dormant cysts of 2.37 pmol/10(6) cells can be reduced to 0.03 pmol/10(6) cells ...

journal_title：Nucleic acids research

authors： McLennan AG,Prescott M

更新日期：1984-02-10 00:00:00

abstract：:RNA editing in protozoan parasites is a mitochondrial RNA processing reaction in which exclusively uridylate residues are inserted into, and less frequently deleted from, pre-mRNAs. Molecules central to the process are so-called guide RNAs (gRNAs) which function as templates in the reaction. For a detailed molecular u...

journal_title：Nucleic acids research

authors： Hermann T,Schmid B,Heumann H,Göringer HU

更新日期：1997-06-15 00:00:00

abstract：:Tunable induction of gene expression is an essential tool in biology and biotechnology. In spite of that, current induction systems often exhibit unpredictable behavior and performance shortcomings, including high sensitivity to transactivator dosage and plasmid take-up variation, and excessive consumption of cellular...

journal_title：Nucleic acids research

authors： Lillacci G,Benenson Y,Khammash M

更新日期：2018-10-12 00:00:00

abstract：:The replacement of thymidine with 5-bromo-2'-deoxyuridine (BrdU) is well-known to sensitize cells to ionizing radiation and photoirradiation. We reported here the sequence-dependent formation of intrastrand crosslink products from the UVB irradiation of duplex oligodeoxynucleotides harboring a BrdU or its closely rela...

journal_title：Nucleic acids research

authors： Zeng Y,Wang Y

更新日期：2006-01-01 00:00:00

abstract：:The rpoA gene, encoding the alpha subunit of RNA polymerase, was cloned from Streptomyces coelicolor A3(2). It is preceded by rpsK and followed by rplQ, encoding ribosomal proteins S11 and L17, respectively, similar to the gene order in Bacillus subtilis. The rpoA gene specifies a protein of 339 amino acids with deduc...

journal_title：Nucleic acids research

authors： Cho EJ,Bae JB,Kang JG,Roe JH

更新日期：1996-11-15 00:00:00