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  • United States  (301)
  • Crystallography, X-Ray  (123)
  • Nature Publishing Group (NPG)  (424)
  • Essen : Verl. Glückauf
  • Krefeld : Geologischer Dienst Nordhein-Westfalen
  • 2005-2009  (424)
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  • 1
    Publication Date: 2009-12-22
    Description: Broken chromosomes arising from DNA double-strand breaks result from endogenous events such as the production of reactive oxygen species during cellular metabolism, as well as from exogenous sources such as ionizing radiation. Left unrepaired or incorrectly repaired they can lead to genomic changes that may result in cell death or cancer. DNA-dependent protein kinase (DNA-PK), a holoenzyme that comprises the DNA-PK catalytic subunit (DNA-PKcs) and the heterodimer Ku70/Ku80, has a major role in non-homologous end joining-the main pathway in mammals used to repair double-strand breaks. DNA-PKcs is a serine/threonine protein kinase comprising a single polypeptide chain of 4,128 amino acids and belonging to the phosphatidylinositol-3-OH kinase (PI(3)K)-related protein family. DNA-PKcs is involved in the sensing and transmission of DNA damage signals to proteins such as p53, setting off events that lead to cell cycle arrest. It phosphorylates a wide range of substrates in vitro, including Ku70/Ku80, which is translocated along DNA. Here we present the crystal structure of human DNA-PKcs at 6.6 A resolution, in which the overall fold is clearly visible, to our knowledge, for the first time. The many alpha-helical HEAT repeats (helix-turn-helix motifs) facilitate bending and allow the polypeptide chain to fold into a hollow circular structure. The carboxy-terminal kinase domain is located on top of this structure, and a small HEAT repeat domain that probably binds DNA is inside. The structure provides a flexible cradle to promote DNA double-strand-break repair.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2811870/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2811870/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Sibanda, Bancinyane L -- Chirgadze, Dimitri Y -- Blundell, Tom L -- 079281/Wellcome Trust/United Kingdom -- A3846/Cancer Research UK/United Kingdom -- Wellcome Trust/United Kingdom -- England -- Nature. 2010 Jan 7;463(7277):118-21. doi: 10.1038/nature08648. Epub 2009 Dec 20.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Biochemistry, University of Cambridge, Old Addenbrooke's site, 80 Tennis Court Road, Cambridge CB2 1GA, UK. lynn@cryst.bioc.cam.ac.uk〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/20023628" target="_blank"〉PubMed〈/a〉
    Keywords: Antigens, Nuclear/chemistry ; Catalytic Domain ; Crystallography, X-Ray ; DNA/metabolism ; DNA Breaks, Double-Stranded ; DNA-Activated Protein Kinase/*chemistry/metabolism ; DNA-Binding Proteins/chemistry ; HeLa Cells ; *Helix-Turn-Helix Motifs ; Humans ; Models, Molecular ; Nuclear Proteins/*chemistry/metabolism ; Protein Folding ; Protein Structure, Secondary
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  • 2
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    Nature Publishing Group (NPG)
    Publication Date: 2009-04-28
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Apr 23;458(7241):945. doi: 10.1038/458945a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19396091" target="_blank"〉PubMed〈/a〉
    Keywords: Computer Security/standards/statistics & numerical data/*trends ; European Union ; Federal Government ; Internet/*standards ; *Leadership ; Research/*trends ; United States
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  • 3
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-23
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Dalton, Rex -- England -- Nature. 2009 Jan 22;457(7228):369. doi: 10.1038/457369a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19158758" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Breeding/economics/*methods ; Cattle/*genetics ; Dairying/economics/*methods ; Female ; Internationality ; Male ; Milk/*secretion/*standards ; Oligonucleotide Array Sequence Analysis ; Polymorphism, Single Nucleotide/genetics ; United States ; United States Department of Agriculture
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    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
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  • 4
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    Nature Publishing Group (NPG)
    Publication Date: 2009-04-28
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Apr 23;458(7241):945-6. doi: 10.1038/458945b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19396090" target="_blank"〉PubMed〈/a〉
    Keywords: Air Pollution/prevention & control ; Environmental Monitoring/*legislation & jurisprudence ; *Federal Government ; *Greenhouse Effect ; Humans ; Public Health/*legislation & jurisprudence ; United States ; United States Environmental Protection Agency/*legislation & jurisprudence
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  • 5
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-17
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Dalton, Rex -- England -- Nature. 2009 Jan 15;457(7227):241. doi: 10.1038/457241a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19148062" target="_blank"〉PubMed〈/a〉
    Keywords: Conservation of Energy Resources/*trends ; History, 20th Century ; History, 21st Century ; United States ; United States Government Agencies/*organization & administration
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  • 6
    Publication Date: 2009-07-10
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Summers, Frank -- England -- Nature. 2009 Jul 9;460(7252):173. doi: 10.1038/460173a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19587745" target="_blank"〉PubMed〈/a〉
    Keywords: Prisoners/*psychology ; Psychology/*statistics & numerical data ; Societies, Scientific ; Torture/*statistics & numerical data ; United States
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    Electronic ISSN: 1476-4687
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
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  • 7
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    Nature Publishing Group (NPG)
    Publication Date: 2009-04-01
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Dalton, Rex -- Witze, Alexandra -- England -- Nature. 2009 Mar 26;458(7237):396. doi: 10.1038/458396a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19334300" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Ecosystem ; *Greenhouse Effect ; History, 20th Century ; History, 21st Century ; Leadership ; Marine Biology ; United States ; United States Government Agencies/*organization & administration
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    Electronic ISSN: 1476-4687
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
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  • 8
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    Nature Publishing Group (NPG)
    Publication Date: 2009-04-11
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Apr 9;458(7239):693. doi: 10.1038/458693b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19360057" target="_blank"〉PubMed〈/a〉
    Keywords: Acquired Immunodeficiency Syndrome/*economics/mortality/*therapy ; Africa ; Costs and Cost Analysis ; Government Programs/*economics ; United States
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  • 9
    Publication Date: 2009-11-26
    Description: Mutations in the enzyme cytosolic isocitrate dehydrogenase 1 (IDH1) are a common feature of a major subset of primary human brain cancers. These mutations occur at a single amino acid residue of the IDH1 active site, resulting in loss of the enzyme's ability to catalyse conversion of isocitrate to alpha-ketoglutarate. However, only a single copy of the gene is mutated in tumours, raising the possibility that the mutations do not result in a simple loss of function. Here we show that cancer-associated IDH1 mutations result in a new ability of the enzyme to catalyse the NADPH-dependent reduction of alpha-ketoglutarate to R(-)-2-hydroxyglutarate (2HG). Structural studies demonstrate that when arginine 132 is mutated to histidine, residues in the active site are shifted to produce structural changes consistent with reduced oxidative decarboxylation of isocitrate and acquisition of the ability to convert alpha-ketoglutarate to 2HG. Excess accumulation of 2HG has been shown to lead to an elevated risk of malignant brain tumours in patients with inborn errors of 2HG metabolism. Similarly, in human malignant gliomas harbouring IDH1 mutations, we find markedly elevated levels of 2HG. These data demonstrate that the IDH1 mutations result in production of the onco-metabolite 2HG, and indicate that the excess 2HG which accumulates in vivo contributes to the formation and malignant progression of gliomas.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2818760/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2818760/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Dang, Lenny -- White, David W -- Gross, Stefan -- Bennett, Bryson D -- Bittinger, Mark A -- Driggers, Edward M -- Fantin, Valeria R -- Jang, Hyun Gyung -- Jin, Shengfang -- Keenan, Marie C -- Marks, Kevin M -- Prins, Robert M -- Ward, Patrick S -- Yen, Katharine E -- Liau, Linda M -- Rabinowitz, Joshua D -- Cantley, Lewis C -- Thompson, Craig B -- Vander Heiden, Matthew G -- Su, Shinsan M -- P01 CA104838/CA/NCI NIH HHS/ -- P01 CA104838-05/CA/NCI NIH HHS/ -- P30 EB009998/EB/NIBIB NIH HHS/ -- R01 CA105463/CA/NCI NIH HHS/ -- R01 CA105463-06/CA/NCI NIH HHS/ -- R21 CA128620/CA/NCI NIH HHS/ -- England -- Nature. 2009 Dec 10;462(7274):739-44. doi: 10.1038/nature08617. Epub .〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Agios Pharmaceuticals, Cambridge, Massachusetts 02139, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19935646" target="_blank"〉PubMed〈/a〉
    Keywords: Arginine/genetics ; Brain Neoplasms/*genetics/*metabolism/pathology ; Catalytic Domain ; Cell Line ; Crystallography, X-Ray ; Disease Progression ; Enzyme Assays ; Glioma/genetics/metabolism/pathology ; Glutarates/*metabolism ; Histidine/genetics/metabolism ; Humans ; Isocitrate Dehydrogenase/*genetics/*metabolism ; Ketoglutaric Acids/metabolism ; Models, Molecular ; Mutant Proteins/*genetics/*metabolism ; Mutation/genetics ; Protein Conformation
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  • 10
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    Nature Publishing Group (NPG)
    Publication Date: 2009-04-11
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Apr 9;458(7239):679-80. doi: 10.1038/458679b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19360032" target="_blank"〉PubMed〈/a〉
    Keywords: *Greenhouse Effect ; National Academy of Sciences (U.S.) ; *Policy Making ; United States
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  • 11
    Publication Date: 2009-07-31
    Description: P2X receptors are cation-selective ion channels gated by extracellular ATP, and are implicated in diverse physiological processes, from synaptic transmission to inflammation to the sensing of taste and pain. Because P2X receptors are not related to other ion channel proteins of known structure, there is at present no molecular foundation for mechanisms of ligand-gating, allosteric modulation and ion permeation. Here we present crystal structures of the zebrafish P2X(4) receptor in its closed, resting state. The chalice-shaped, trimeric receptor is knit together by subunit-subunit contacts implicated in ion channel gating and receptor assembly. Extracellular domains, rich in beta-strands, have large acidic patches that may attract cations, through fenestrations, to vestibules near the ion channel. In the transmembrane pore, the 'gate' is defined by an approximately 8 A slab of protein. We define the location of three non-canonical, intersubunit ATP-binding sites, and suggest that ATP binding promotes subunit rearrangement and ion channel opening.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2720809/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2720809/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Kawate, Toshimitsu -- Michel, Jennifer Carlisle -- Birdsong, William T -- Gouaux, Eric -- U54 GM075026/GM/NIGMS NIH HHS/ -- U54 GM075026-04/GM/NIGMS NIH HHS/ -- Howard Hughes Medical Institute/ -- England -- Nature. 2009 Jul 30;460(7255):592-8. doi: 10.1038/nature08198.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Vollum Institute, Oregon Health and Science University, 3181 Southwest Sam Jackson Park Road, Oregon 97239, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19641588" target="_blank"〉PubMed〈/a〉
    Keywords: Adenosine Triphosphate/metabolism ; Animals ; Binding Sites ; Cell Line ; Crystallography, X-Ray ; Gadolinium/metabolism ; Humans ; Ion Channels/antagonists & inhibitors/*chemistry ; Membrane Proteins/chemistry ; *Models, Molecular ; Protein Binding ; Protein Folding ; Protein Structure, Tertiary ; Purinergic P2 Receptor Antagonists ; Receptors, Purinergic P2/*chemistry ; Receptors, Purinergic P2X4 ; Zebrafish/*physiology ; Zebrafish Proteins/antagonists & inhibitors/*chemistry
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  • 12
    Publication Date: 2009-11-03
    Description: Although drugs are intended to be selective, at least some bind to several physiological targets, explaining side effects and efficacy. Because many drug-target combinations exist, it would be useful to explore possible interactions computationally. Here we compared 3,665 US Food and Drug Administration (FDA)-approved and investigational drugs against hundreds of targets, defining each target by its ligands. Chemical similarities between drugs and ligand sets predicted thousands of unanticipated associations. Thirty were tested experimentally, including the antagonism of the beta(1) receptor by the transporter inhibitor Prozac, the inhibition of the 5-hydroxytryptamine (5-HT) transporter by the ion channel drug Vadilex, and antagonism of the histamine H(4) receptor by the enzyme inhibitor Rescriptor. Overall, 23 new drug-target associations were confirmed, five of which were potent (〈100 nM). The physiological relevance of one, the drug N,N-dimethyltryptamine (DMT) on serotonergic receptors, was confirmed in a knockout mouse. The chemical similarity approach is systematic and comprehensive, and may suggest side-effects and new indications for many drugs.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2784146/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2784146/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Keiser, Michael J -- Setola, Vincent -- Irwin, John J -- Laggner, Christian -- Abbas, Atheir I -- Hufeisen, Sandra J -- Jensen, Niels H -- Kuijer, Michael B -- Matos, Roberto C -- Tran, Thuy B -- Whaley, Ryan -- Glennon, Richard A -- Hert, Jerome -- Thomas, Kelan L H -- Edwards, Douglas D -- Shoichet, Brian K -- Roth, Bryan L -- R01 DA017204/DA/NIDA NIH HHS/ -- R01 DA017204-04/DA/NIDA NIH HHS/ -- R01 DA017204-05/DA/NIDA NIH HHS/ -- R01 MH061887/MH/NIMH NIH HHS/ -- R01 MH061887-09/MH/NIMH NIH HHS/ -- R01 MH061887-10/MH/NIMH NIH HHS/ -- U19 MH082441/MH/NIMH NIH HHS/ -- U19 MH082441-01/MH/NIMH NIH HHS/ -- U19 MH082441-010001/MH/NIMH NIH HHS/ -- U19 MH082441-019002/MH/NIMH NIH HHS/ -- U19 MH082441-019003/MH/NIMH NIH HHS/ -- U19 MH082441-02/MH/NIMH NIH HHS/ -- U19 MH082441-020001/MH/NIMH NIH HHS/ -- U19 MH082441-029002/MH/NIMH NIH HHS/ -- U19 MH082441-03/MH/NIMH NIH HHS/ -- U19 MH082441-030001/MH/NIMH NIH HHS/ -- U19 MH082441-039002/MH/NIMH NIH HHS/ -- England -- Nature. 2009 Nov 12;462(7270):175-81. doi: 10.1038/nature08506. Epub 2009 Nov 1.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Pharmaceutical Chemistry, University of California San Francisco, 1700 4th Street, San Francisco, California 94143-2550, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19881490" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Computational Biology ; Databases, Factual ; Drug Evaluation, Preclinical/*methods ; Drug-Related Side Effects and Adverse Reactions ; Humans ; Ligands ; Mice ; Mice, Knockout ; Off-Label Use ; Pharmaceutical Preparations/*metabolism ; Receptors, Serotonin/metabolism ; *Substrate Specificity ; United States ; United States Food and Drug Administration
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  • 13
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    Nature Publishing Group (NPG)
    Publication Date: 2009-03-04
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Brumfiel, Geoff -- England -- Nature. 2009 Feb 26;457(7233):1067. doi: 10.1038/4571067b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19256081" target="_blank"〉PubMed〈/a〉
    Keywords: Antarctic Regions ; Carbon Dioxide/*analysis ; *Ecosystem ; Environmental Monitoring/*instrumentation ; Japan ; *Spacecraft ; United States ; United States National Aeronautics and Space Administration
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  • 14
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    Nature Publishing Group (NPG)
    Publication Date: 2009-03-28
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Mar 26;458(7237):385. doi: 10.1038/458385a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19325580" target="_blank"〉PubMed〈/a〉
    Keywords: Embryo Research/*ethics/*legislation & jurisprudence ; *Embryonic Stem Cells ; Federal Government ; Great Britain ; Humans ; *Public Opinion ; *Research Personnel ; United States
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  • 15
    Publication Date: 2009-03-06
    Description: Osmoregulated transporters sense intracellular osmotic pressure and respond to hyperosmotic stress by accumulation of osmolytes to restore normal hydration levels. Here we report the determination of the X-ray structure of a member of the family of betaine/choline/carnitine transporters, the Na(+)-coupled symporter BetP from Corynebacterium glutamicum, which is a highly effective osmoregulated uptake system for glycine betaine. Glycine betaine is bound in a tryptophan box occluded from both sides of the membrane with aromatic side chains lining the transport pathway. BetP has the same overall fold as three unrelated Na(+)-coupled symporters. Whereas these are crystallized in either the outward-facing or the inward-facing conformation, the BetP structure reveals a unique intermediate conformation in the Na(+)-coupled transport cycle. The trimeric architecture of BetP and the break in three-fold symmetry by the osmosensing C-terminal helices suggest a regulatory mechanism of Na(+)-coupled osmolyte transport to counteract osmotic stress.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Ressl, Susanne -- Terwisscha van Scheltinga, Anke C -- Vonrhein, Clemens -- Ott, Vera -- Ziegler, Christine -- England -- Nature. 2009 Mar 5;458(7234):47-52. doi: 10.1038/nature07819.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Max Planck Institute of Biophysics, Department of Structural Biology, 60438 Frankfurt am Main, Germany.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19262666" target="_blank"〉PubMed〈/a〉
    Keywords: Bacterial Proteins/*chemistry/genetics/*metabolism ; Betaine/*metabolism ; Binding Sites ; Carrier Proteins/*chemistry/genetics/*metabolism ; Corynebacterium glutamicum/*chemistry/genetics ; Crystallography, X-Ray ; Ion Transport ; Models, Molecular ; Protein Binding ; Protein Structure, Quaternary ; Protein Structure, Tertiary ; Sodium/*metabolism ; Structure-Activity Relationship
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  • 16
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    Nature Publishing Group (NPG)
    Publication Date: 2009-03-28
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Mar 26;458(7237):385. doi: 10.1038/458386a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19325578" target="_blank"〉PubMed〈/a〉
    Keywords: Europe ; *Genes ; *Genetic Testing/economics/legislation & jurisprudence ; History, 20th Century ; History, 21st Century ; Humans ; Patents as Topic/history/*legislation & jurisprudence/*statistics & numerical ; data ; United States
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  • 17
    Publication Date: 2009-11-20
    Description: Glutamate transporters are integral membrane proteins that catalyse a thermodynamically uphill uptake of the neurotransmitter glutamate from the synaptic cleft into the cytoplasm of glia and neuronal cells by harnessing the energy of pre-existing electrochemical gradients of ions. Crucial to the reaction is the conformational transition of the transporters between outward and inward facing states, in which the substrate binding sites are accessible from the extracellular space and the cytoplasm, respectively. Here we describe the crystal structure of a double cysteine mutant of a glutamate transporter homologue from Pyrococcus horikoshii, Glt(Ph), which is trapped in the inward facing state by cysteine crosslinking. Together with the previously determined crystal structures of Glt(Ph) in the outward facing state, the structure of the crosslinked mutant allows us to propose a molecular mechanism by which Glt(Ph) and, by analogy, mammalian glutamate transporters mediate sodium-coupled substrate uptake.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2934767/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2934767/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Reyes, Nicolas -- Ginter, Christopher -- Boudker, Olga -- R01 NS064357/NS/NINDS NIH HHS/ -- R01 NS064357-01A1/NS/NINDS NIH HHS/ -- England -- Nature. 2009 Dec 17;462(7275):880-5. doi: 10.1038/nature08616. Epub 2009 Nov 18.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Physiology and Biophysics, Weill Cornell Medical College, 1300 York Avenue, Box 75, New York, New York 10065, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19924125" target="_blank"〉PubMed〈/a〉
    Keywords: Amino Acid Transport System X-AG/*chemistry/genetics/*metabolism ; Binding Sites ; Biological Transport ; Cross-Linking Reagents ; Crystallography, X-Ray ; Cysteine/genetics/metabolism ; Models, Molecular ; Movement ; Mutant Proteins/chemistry/genetics/metabolism ; Protein Structure, Tertiary ; Pyrococcus horikoshii/*chemistry ; Sodium/metabolism ; Structure-Activity Relationship
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  • 18
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    Nature Publishing Group (NPG)
    Publication Date: 2009-03-20
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Mar 19;458(7236):259-60. doi: 10.1038/458259b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19295554" target="_blank"〉PubMed〈/a〉
    Keywords: Confidentiality/ethics/legislation & jurisprudence/standards/trends ; Federal Government ; Humans ; Medical Informatics/*economics/ethics/standards/*trends ; *Medical Records/economics ; United States
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  • 19
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    Nature Publishing Group (NPG)
    Publication Date: 2009-03-13
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Mar 12;458(7235):126. doi: 10.1038/458126a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19279579" target="_blank"〉PubMed〈/a〉
    Keywords: China ; *Conservation of Natural Resources ; *Environment ; Policy Making ; United States
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  • 20
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    Nature Publishing Group (NPG)
    Publication Date: 2009-03-13
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Mar 12;458(7235):125-6. doi: 10.1038/458125b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19279577" target="_blank"〉PubMed〈/a〉
    Keywords: Electric Power Supplies/*economics/*standards/supply & distribution ; *Electricity ; Policy Making ; United States
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  • 21
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    Nature Publishing Group (NPG)
    Publication Date: 2009-03-06
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Mar 5;458(7234):8. doi: 10.1038/458008b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19262621" target="_blank"〉PubMed〈/a〉
    Keywords: *Federal Government ; Nevada ; *Politics ; *Radioactive Waste ; Refuse Disposal/*methods/standards ; United States
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  • 22
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    Nature Publishing Group (NPG)
    Publication Date: 2009-10-02
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Buchen, Lizzie -- England -- Nature. 2009 Oct 1;461(7264):580. doi: 10.1038/461580a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19794466" target="_blank"〉PubMed〈/a〉
    Keywords: Agriculture/*organization & administration/*trends ; Animals ; Research/*trends ; United States ; United States Department of Agriculture/*organization & administration
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  • 23
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    Nature Publishing Group (NPG)
    Publication Date: 2009-03-06
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Mar 5;458(7234):7. doi: 10.1038/458007a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19262620" target="_blank"〉PubMed〈/a〉
    Keywords: Cost-Benefit Analysis ; Delivery of Health Care/*economics/standards/*statistics & numerical data ; Evidence-Based Medicine/*trends ; National Institutes of Health (U.S.)/economics ; United States ; United States Dept. of Health and Human Services/*economics
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  • 24
    Publication Date: 2009-02-06
    Description: The heterotrimeric influenza virus polymerase, containing the PA, PB1 and PB2 proteins, catalyses viral RNA replication and transcription in the nucleus of infected cells. PB1 holds the polymerase active site and reportedly harbours endonuclease activity, whereas PB2 is responsible for cap binding. The PA amino terminus is understood to be the major functional part of the PA protein and has been implicated in several roles, including endonuclease and protease activities as well as viral RNA/complementary RNA promoter binding. Here we report the 2.2 angstrom (A) crystal structure of the N-terminal 197 residues of PA, termed PA(N), from an avian influenza H5N1 virus. The PA(N) structure has an alpha/beta architecture and reveals a bound magnesium ion coordinated by a motif similar to the (P)DX(N)(D/E)XK motif characteristic of many endonucleases. Structural comparisons and mutagenesis analysis of the motif identified in PA(N) provide further evidence that PA(N) holds an endonuclease active site. Furthermore, functional analysis with in vivo ribonucleoprotein reconstitution and direct in vitro endonuclease assays strongly suggest that PA(N) holds the endonuclease active site and has critical roles in endonuclease activity of the influenza virus polymerase, rather than PB1. The high conservation of this endonuclease active site among influenza strains indicates that PA(N) is an important target for the design of new anti-influenza therapeutics.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Yuan, Puwei -- Bartlam, Mark -- Lou, Zhiyong -- Chen, Shoudeng -- Zhou, Jie -- He, Xiaojing -- Lv, Zongyang -- Ge, Ruowen -- Li, Xuemei -- Deng, Tao -- Fodor, Ervin -- Rao, Zihe -- Liu, Yingfang -- G0700848/Medical Research Council/United Kingdom -- England -- Nature. 2009 Apr 16;458(7240):909-13. doi: 10.1038/nature07720. Epub 2009 Feb 4.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉National Laboratory of Biomacromolecules, Institute of Biophysics, Chinese Academy of Sciences, Beijing 100101, China.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19194458" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Birds/virology ; Catalytic Domain ; Crystallography, X-Ray ; Endonucleases/*chemistry/genetics/*metabolism ; Influenza A Virus, H5N1 Subtype/*enzymology ; Influenza in Birds/*virology ; Models, Molecular ; Protein Subunits/chemistry/genetics/metabolism ; RNA Replicase/*chemistry/genetics/*metabolism ; Viral Proteins/*chemistry/genetics/*metabolism
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  • 25
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-30
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Kim, Scott -- Ubel, Peter -- De Vries, Raymond -- England -- Nature. 2009 Jan 29;457(7229):534-5. doi: 10.1038/457534a.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉University of Michigan, 300 North Ingalls Street, Ann Arbor, MI 48109, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19177111" target="_blank"〉PubMed〈/a〉
    Keywords: Clinical Trials as Topic/economics/ethics/*legislation & jurisprudence/standards ; Cost-Benefit Analysis ; Humans ; Informed Consent/ethics ; Patient Rights/*legislation & jurisprudence/*standards ; Risk Assessment ; United States
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  • 26
    Publication Date: 2009-02-27
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Demain, Arnold L -- England -- Nature. 2009 Feb 26;457(7233):1079. doi: 10.1038/4571079c.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19242451" target="_blank"〉PubMed〈/a〉
    Keywords: Biotechnology/*history ; Congresses as Topic/history ; Cuba ; History, 20th Century ; *International Cooperation ; Politics ; Research Personnel/*history ; United States
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  • 27
    Publication Date: 2009-07-03
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Thomas Scott, Christopher -- Owen-Smith, Jason -- McCormick, Jennifer -- England -- Nature. 2009 Jul 2;460(7251):33. doi: 10.1038/460033b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19571864" target="_blank"〉PubMed〈/a〉
    Keywords: Cell Line ; *Federal Government ; *Guidelines as Topic ; Humans ; *National Institutes of Health (U.S.) ; *Stem Cells ; United States
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  • 28
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    Nature Publishing Group (NPG)
    Publication Date: 2009-02-06
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Feb 5;457(7230):635. doi: 10.1038/457635a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19194396" target="_blank"〉PubMed〈/a〉
    Keywords: Education, Graduate/trends ; Research Personnel/economics/education/*supply & distribution ; Science/economics/education/*manpower ; United States ; Universities/manpower ; Vocational Guidance/trends
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  • 29
    Publication Date: 2009-10-16
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Kloor, Harry -- England -- Nature. 2009 Oct 15;461(7266):885. doi: 10.1038/461885a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19829358" target="_blank"〉PubMed〈/a〉
    Keywords: Astronauts/trends ; Awards and Prizes ; Humans ; *Motion Pictures as Topic ; *Science/economics/education ; Space Flight/economics/trends ; Spacecraft ; United States ; United States National Aeronautics and Space Administration
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  • 30
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-30
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Jan 29;457(7229):511. doi: 10.1038/457511a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19177074" target="_blank"〉PubMed〈/a〉
    Keywords: *Acquired Immunodeficiency Syndrome/epidemiology/prevention & control ; *Federal Government ; Humans ; International Cooperation ; Iran/epidemiology ; Physicians/*legislation & jurisprudence ; United States
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  • 31
    Publication Date: 2009-03-20
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Derby, Brian -- England -- Nature. 2009 Mar 19;458(7236):281. doi: 10.1038/458281a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19295587" target="_blank"〉PubMed〈/a〉
    Keywords: Competitive Behavior ; Great Britain ; National Institutes of Health (U.S.)/economics ; Research Personnel/economics ; Research Support as Topic/*organization & administration ; United States
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  • 32
    Publication Date: 2009-12-17
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Knepper, Mark A -- Mindell, Joseph A -- England -- Nature. 2009 Dec 10;462(7274):733-4. doi: 10.1038/462733a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/20010678" target="_blank"〉PubMed〈/a〉
    Keywords: Crystallography, X-Ray ; Desulfovibrio vulgaris/*chemistry ; Humans ; Kidney/metabolism ; Membrane Transport Proteins/*chemistry/*metabolism ; Protein Structure, Quaternary ; Structure-Activity Relationship ; Urea/chemistry/*metabolism
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  • 33
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-30
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Jan 29;457(7229):511-2. doi: 10.1038/457511b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19177073" target="_blank"〉PubMed〈/a〉
    Keywords: *Federal Government ; *Politics ; Research Personnel/*standards ; Science/*trends ; United States
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  • 34
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    Nature Publishing Group (NPG)
    Publication Date: 2009-09-19
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Monastersky, Richard -- England -- Nature. 2009 Jul 16;460(7253):314-5. doi: 10.1038/460314a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19606113" target="_blank"〉PubMed〈/a〉
    Keywords: Astronauts/economics/*history/*trends ; Europe ; History, 20th Century ; History, 21st Century ; *Moon ; Research Personnel/psychology ; Space Flight/economics/*history/*trends ; United States ; United States National Aeronautics and Space ; Administration/economics/*history/*trends
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  • 35
    Publication Date: 2009-04-28
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Gurney, Kevin Robert -- England -- Nature. 2009 Apr 23;458(7241):977-9. doi: 10.1038/458977a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19396132" target="_blank"〉PubMed〈/a〉
    Keywords: Atmosphere/chemistry ; Carbon/analysis/*metabolism ; Carbon Dioxide/analysis/chemistry/metabolism ; China ; *Ecosystem ; *Fossil Fuels ; History, 20th Century ; History, 21st Century ; Soil/analysis ; Trees/metabolism ; United States
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  • 36
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-17
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Jan 15;457(7227):258-61. doi: 10.1038/457258a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19148081" target="_blank"〉PubMed〈/a〉
    Keywords: Bioterrorism/*prevention & control ; Embryo Research/legislation & jurisprudence ; Environmental Pollution/*prevention & control ; *Federal Government ; Greenhouse Effect ; Humans ; *International Cooperation ; Leadership ; National Institutes of Health (U.S.)/legislation & jurisprudence/*organization & ; administration ; Public Policy ; Security Measures/economics/organization & administration ; United States ; United States Environmental Protection Agency/*organization & administration ; United States Food and Drug Administration/*organization & ; administration/standards
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  • 37
    Publication Date: 2009-09-04
    Description: We live in a macroscopic three-dimensional (3D) world, but our best description of the structure of matter is at the atomic and molecular scale. Understanding the relationship between the two scales requires a bridge from the molecular world to the macroscopic world. Connecting these two domains with atomic precision is a central goal of the natural sciences, but it requires high spatial control of the 3D structure of matter. The simplest practical route to producing precisely designed 3D macroscopic objects is to form a crystalline arrangement by self-assembly, because such a periodic array has only conceptually simple requirements: a motif that has a robust 3D structure, dominant affinity interactions between parts of the motif when it self-associates, and predictable structures for these affinity interactions. Fulfilling these three criteria to produce a 3D periodic system is not easy, but should readily be achieved with well-structured branched DNA motifs tailed by sticky ends. Complementary sticky ends associate with each other preferentially and assume the well-known B-DNA structure when they do so; the helically repeating nature of DNA facilitates the construction of a periodic array. It is essential that the directions of propagation associated with the sticky ends do not share the same plane, but extend to form a 3D arrangement of matter. Here we report the crystal structure at 4 A resolution of a designed, self-assembled, 3D crystal based on the DNA tensegrity triangle. The data demonstrate clearly that it is possible to design and self-assemble a well-ordered macromolecular 3D crystalline lattice with precise control.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2764300/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2764300/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Zheng, Jianping -- Birktoft, Jens J -- Chen, Yi -- Wang, Tong -- Sha, Ruojie -- Constantinou, Pamela E -- Ginell, Stephan L -- Mao, Chengde -- Seeman, Nadrian C -- 1R21EB007472/EB/NIBIB NIH HHS/ -- R21 EB007472/EB/NIBIB NIH HHS/ -- R21 EB007472-03/EB/NIBIB NIH HHS/ -- England -- Nature. 2009 Sep 3;461(7260):74-7. doi: 10.1038/nature08274.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Chemistry, New York University, New York 10003, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19727196" target="_blank"〉PubMed〈/a〉
    Keywords: Base Sequence ; Crystallization ; Crystallography, X-Ray ; DNA/*chemistry/genetics ; *Drug Design ; Molecular Sequence Data ; *Nucleic Acid Conformation
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  • 38
    Publication Date: 2009-04-17
    Description: Biosynthesis of the DNA base thymine depends on activity of the enzyme thymidylate synthase to catalyse the methylation of the uracil moiety of 2'-deoxyuridine-5'-monophosphate. All known thymidylate synthases rely on an active site residue of the enzyme to activate 2'-deoxyuridine-5'-monophosphate. This functionality has been demonstrated for classical thymidylate synthases, including human thymidylate synthase, and is instrumental in mechanism-based inhibition of these enzymes. Here we report an example of thymidylate biosynthesis that occurs without an enzymatic nucleophile. This unusual biosynthetic pathway occurs in organisms containing the thyX gene, which codes for a flavin-dependent thymidylate synthase (FDTS), and is present in several human pathogens. Our findings indicate that the putative active site nucleophile is not required for FDTS catalysis, and no alternative nucleophilic residues capable of serving this function can be identified. Instead, our findings suggest that a hydride equivalent (that is, a proton and two electrons) is transferred from the reduced flavin cofactor directly to the uracil ring, followed by an isomerization of the intermediate to form the product, 2'-deoxythymidine-5'-monophosphate. These observations indicate a very different chemical cascade than that of classical thymidylate synthases or any other known biological methylation. The findings and chemical mechanism proposed here, together with available structural data, suggest that selective inhibition of FDTSs, with little effect on human thymine biosynthesis, should be feasible. Because several human pathogens depend on FDTS for DNA biosynthesis, its unique mechanism makes it an attractive target for antibiotic drugs.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2759699/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2759699/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Koehn, Eric M -- Fleischmann, Todd -- Conrad, John A -- Palfey, Bruce A -- Lesley, Scott A -- Mathews, Irimpan I -- Kohen, Amnon -- GM08270/GM/NIGMS NIH HHS/ -- R01 GM065368/GM/NIGMS NIH HHS/ -- R01 GM065368-05/GM/NIGMS NIH HHS/ -- R01 GM61087/GM/NIGMS NIH HHS/ -- U54GM074898/GM/NIGMS NIH HHS/ -- England -- Nature. 2009 Apr 16;458(7240):919-23. doi: 10.1038/nature07973.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Chemistry, University of Iowa, Iowa City, Iowa 52242, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19370033" target="_blank"〉PubMed〈/a〉
    Keywords: Biocatalysis ; Catalytic Domain ; Crystallography, X-Ray ; Deoxyuracil Nucleotides/chemistry/metabolism ; Deuterium/metabolism ; Electrons ; Flavin-Adenine Dinucleotide/chemistry/metabolism ; Flavins/chemistry/*metabolism ; Helicobacter pylori/enzymology ; Humans ; Magnetic Resonance Spectroscopy ; Methylation ; Models, Molecular ; Mycobacterium tuberculosis/enzymology ; Protons ; Thermotoga maritima/*enzymology/*metabolism ; Thymidine/analogs & derivatives/metabolism ; Thymidine Monophosphate/*biosynthesis ; Thymidylate Synthase/antagonists & inhibitors/*genetics/*metabolism ; Uracil/metabolism
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  • 39
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    Nature Publishing Group (NPG)
    Publication Date: 2009-07-25
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Butler, Declan -- England -- Nature. 2009 Jul 23;460(7254):446. doi: 10.1038/460446a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19626079" target="_blank"〉PubMed〈/a〉
    Keywords: Adjuvants, Immunologic ; Antigens, Viral/immunology ; Disease Outbreaks/*prevention & control ; Europe ; Humans ; Influenza A Virus, H1N1 Subtype/*immunology ; Influenza Vaccines/economics/*immunology/standards/supply & distribution ; Influenza, Human/*prevention & control ; United States ; World Health Organization
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  • 40
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-17
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Jan 15;457(7227):235. doi: 10.1038/457235a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19148048" target="_blank"〉PubMed〈/a〉
    Keywords: Conservation of Energy Resources/economics/*trends ; *Federal Government ; Greenhouse Effect ; *Research Personnel ; Science/economics/*trends ; United States
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  • 41
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-09
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Jan 8;457(7226):129. doi: 10.1038/457129a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19129801" target="_blank"〉PubMed〈/a〉
    Keywords: Europe ; Information Storage and Retrieval/*economics/methods/*trends ; *Private Sector ; *Public Sector ; United States
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  • 42
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-09
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉England -- Nature. 2009 Jan 8;457(7226):129-30. doi: 10.1038/457129b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19129800" target="_blank"〉PubMed〈/a〉
    Keywords: *Conflict (Psychology) ; *Cultural Diversity ; History, 20th Century ; History, 21st Century ; Social Sciences/*history ; United States ; Violence ; Warfare
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  • 43
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    Nature Publishing Group (NPG)
    Publication Date: 2009-05-02
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Butler, Declan -- England -- Nature. 2009 Apr 30;458(7242):1082-3. doi: 10.1038/4581082a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19407756" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Birds/virology ; Centers for Disease Control and Prevention (U.S.) ; Disease Outbreaks/*statistics & numerical data ; Humans ; Influenza A Virus, H1N1 Subtype/genetics/*isolation & purification/pathogenicity ; Influenza A Virus, H5N1 Subtype/pathogenicity ; Influenza, Human/*epidemiology/mortality/transmission/virology ; *Internationality ; Mexico/epidemiology ; Swine/*virology ; United States ; World Health Organization
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  • 44
    Publication Date: 2009-10-02
    Description: A key step in many chromatin-related processes is the recognition of histone post-translational modifications by effector modules such as bromodomains and chromo-like domains of the Royal family. Whereas effector-mediated recognition of single post-translational modifications is well characterized, how the cell achieves combinatorial readout of histones bearing multiple modifications is poorly understood. One mechanism involves multivalent binding by linked effector modules. For example, the tandem bromodomains of human TATA-binding protein-associated factor-1 (TAF1) bind better to a diacetylated histone H4 tail than to monoacetylated tails, a cooperative effect attributed to each bromodomain engaging one acetyl-lysine mark. Here we report a distinct mechanism of combinatorial readout for the mouse TAF1 homologue Brdt, a testis-specific member of the BET protein family. Brdt associates with hyperacetylated histone H4 (ref. 7) and is implicated in the marked chromatin remodelling that follows histone hyperacetylation during spermiogenesis, the stage of spermatogenesis in which post-meiotic germ cells mature into fully differentiated sperm. Notably, we find that a single bromodomain (BD1) of Brdt is responsible for selectively recognizing histone H4 tails bearing two or more acetylation marks. The crystal structure of BD1 bound to a diacetylated H4 tail shows how two acetyl-lysine residues cooperate to interact with one binding pocket. Structure-based mutagenesis that reduces the selectivity of BD1 towards diacetylated tails destabilizes the association of Brdt with acetylated chromatin in vivo. Structural analysis suggests that other chromatin-associated proteins may be capable of a similar mode of ligand recognition, including yeast Bdf1, human TAF1 and human CBP/p300 (also known as CREBBP and EP300, respectively). Our findings describe a new mechanism for the combinatorial readout of histone modifications in which a single effector module engages two marks on a histone tail as a composite binding epitope.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Moriniere, Jeanne -- Rousseaux, Sophie -- Steuerwald, Ulrich -- Soler-Lopez, Montserrat -- Curtet, Sandrine -- Vitte, Anne-Laure -- Govin, Jerome -- Gaucher, Jonathan -- Sadoul, Karin -- Hart, Darren J -- Krijgsveld, Jeroen -- Khochbin, Saadi -- Muller, Christoph W -- Petosa, Carlo -- England -- Nature. 2009 Oct 1;461(7264):664-8. doi: 10.1038/nature08397.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉European Molecular Biology Laboratory, Grenoble Outstation, 6 rue Jules Horowitz, BP 181, 38042 Grenoble Cedex 9, France.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19794495" target="_blank"〉PubMed〈/a〉
    Keywords: Acetylation ; Allosteric Regulation ; Animals ; Binding Sites ; COS Cells ; Cercopithecus aethiops ; Chromatin/chemistry/metabolism ; Crystallography, X-Ray ; Histones/*chemistry/*metabolism ; Lysine/metabolism ; Mice ; Models, Molecular ; Nuclear Proteins/*chemistry/genetics/*metabolism ; Protein Binding ; Protein Conformation ; Protein Structure, Tertiary ; Substrate Specificity
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  • 45
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    Nature Publishing Group (NPG)
    Publication Date: 2009-04-11
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Butler, Declan -- England -- Nature. 2009 Apr 9;458(7239):684-5. doi: 10.1038/458684a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19360046" target="_blank"〉PubMed〈/a〉
    Keywords: International Cooperation ; *Nuclear Weapons ; Public Policy ; Security Measures/trends ; United States
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  • 46
    Publication Date: 2009-11-13
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Samarasekera, Indira V -- England -- Nature. 2009 Nov 12;462(7270):160-1. doi: 10.1038/462160a.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉University of Alberta in Edmonton, Alberta, Canada. indira.samarasekera@ualberta.ca〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19907477" target="_blank"〉PubMed〈/a〉
    Keywords: American Recovery and Reinvestment Act ; Economic Recession ; Internationality ; Public-Private Sector Partnerships ; Research/*economics/*organization & administration/trends ; United States ; Universities/*economics/*organization & administration/trends
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  • 47
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    Nature Publishing Group (NPG)
    Publication Date: 2009-08-29
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Dolgin, Elie -- England -- Nature. 2009 Aug 27;460(7259):1069. doi: 10.1038/4601069a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19713906" target="_blank"〉PubMed〈/a〉
    Keywords: Antibodies, Monoclonal/administration & dosage ; Antibodies, Monoclonal, Humanized ; Cetuximab ; Colorectal Neoplasms/diagnosis/drug therapy/genetics ; Drug Labeling/*legislation & jurisprudence ; Genes, ras/genetics ; Genetic Markers/genetics ; Genetic Testing ; Humans ; Pharmacogenetics ; Randomized Controlled Trials as Topic ; United States ; United States Food and Drug Administration/*legislation & jurisprudence
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  • 48
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    Nature Publishing Group (NPG)
    Publication Date: 2009-08-21
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Dolgin, Elie -- England -- Nature. 2009 Aug 20;460(7258):939. doi: 10.1038/460939a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19693051" target="_blank"〉PubMed〈/a〉
    Keywords: Biomedical Research/trends ; Budgets ; Clinical Medicine/trends ; Developing Countries ; Genetic Predisposition to Disease ; Health Care Costs ; Humans ; National Institutes of Health (U.S.)/economics/*organization & ; administration/*trends ; Rare Diseases ; Religion and Science ; United States
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  • 49
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-30
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Butler, Declan -- England -- Nature. 2009 Jan 29;457(7229):517. doi: 10.1038/457517b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19177088" target="_blank"〉PubMed〈/a〉
    Keywords: *Acquired Immunodeficiency Syndrome ; *Human Rights ; *Internationality ; Iran ; Physicians/*legislation & jurisprudence ; United States
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  • 50
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    Nature Publishing Group (NPG)
    Publication Date: 2009-07-31
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Dolgin, Elie -- England -- Nature. 2009 Jul 30;460(7255):556-7. doi: 10.1038/460556a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19641559" target="_blank"〉PubMed〈/a〉
    Keywords: Agriculture ; Animal Diseases/*prevention & control ; Animals ; Civil Defense/economics/*instrumentation/methods/*standards ; Containment of Biohazards/economics/instrumentation/methods/*standards ; Environment ; Laboratories/*standards ; United States
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  • 51
    Publication Date: 2009-05-08
    Description: Pore-forming toxins (PFTs) are a class of potent virulence factors that convert from a soluble form to a membrane-integrated pore. They exhibit their toxic effect either by destruction of the membrane permeability barrier or by delivery of toxic components through the pores. Among the group of bacterial PFTs are some of the most dangerous toxins, such as diphtheria and anthrax toxin. Examples of eukaryotic PFTs are perforin and the membrane-attack complex, proteins of the immune system. PFTs can be subdivided into two classes, alpha-PFTs and beta-PFTs, depending on the suspected mode of membrane integration, either by alpha-helical or beta-sheet elements. The only high-resolution structure of a transmembrane PFT pore is available for a beta-PFT--alpha-haemolysin from Staphylococcus aureus. Cytolysin A (ClyA, also known as HlyE), an alpha-PFT, is a cytolytic -helical toxin responsible for the haemolytic phenotype of several Escherichia coli and Salmonella enterica strains. ClyA is cytotoxic towards cultured mammalian cells, induces apoptosis of macrophages and promotes tissue pervasion. Electron microscopic reconstructions demonstrated that the soluble monomer of ClyA must undergo large conformational changes to form the transmembrane pore. Here we report the 3.3 A crystal structure of the 400 kDa dodecameric transmembrane pore formed by ClyA. The tertiary structure of ClyA protomers in the pore is substantially different from that in the soluble monomer. The conversion involves more than half of all residues. It results in large rearrangements, up to 140 A, of parts of the monomer, reorganization of the hydrophobic core, and transitions of -sheets and loop regions to -helices. The large extent of interdependent conformational changes indicates a sequential mechanism for membrane insertion and pore formation.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Mueller, Marcus -- Grauschopf, Ulla -- Maier, Timm -- Glockshuber, Rudi -- Ban, Nenad -- England -- Nature. 2009 Jun 4;459(7247):726-30. doi: 10.1038/nature08026.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Institute of Molecular Biology and Biophysics, ETH Zurich, 8093 Zurich, Switzerland.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19421192" target="_blank"〉PubMed〈/a〉
    Keywords: Cell Membrane/chemistry ; Crystallography, X-Ray ; Escherichia coli K12/*chemistry ; Escherichia coli Proteins/*chemistry ; Hemolysin Proteins/*chemistry ; Membrane Proteins/*chemistry ; *Models, Molecular ; *Protein Folding ; Protein Structure, Tertiary
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  • 52
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    Nature Publishing Group (NPG)
    Publication Date: 2009-12-25
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- England -- Nature. 2009 Dec 24;462(7276):978-83. doi: 10.1038/462978a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/20033016" target="_blank"〉PubMed〈/a〉
    Keywords: Conservation of Natural Resources ; *Global Warming ; History, 20th Century ; History, 21st Century ; Nobel Prize ; *Physics ; Policy Making ; United States
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  • 53
    Publication Date: 2009-04-03
    Description: CRM1 (also known as XPO1 and exportin 1) mediates nuclear export of hundreds of proteins through the recognition of the leucine-rich nuclear export signal (LR-NES). Here we present the 2.9 A structure of CRM1 bound to snurportin 1 (SNUPN). Snurportin 1 binds CRM1 in a bipartite manner by means of an amino-terminal LR-NES and its nucleotide-binding domain. The LR-NES is a combined alpha-helical-extended structure that occupies a hydrophobic groove between two CRM1 outer helices. The LR-NES interface explains the consensus hydrophobic pattern, preference for intervening electronegative residues and inhibition by leptomycin B. The second nuclear export signal epitope is a basic surface on the snurportin 1 nucleotide-binding domain, which binds an acidic patch on CRM1 adjacent to the LR-NES site. Multipartite recognition of individually weak nuclear export signal epitopes may be common to CRM1 substrates, enhancing CRM1 binding beyond the generally low affinity LR-NES. Similar energetic construction is also used in multipartite nuclear localization signals to provide broad substrate specificity and rapid evolution in nuclear transport.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3437623/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3437623/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Dong, Xiuhua -- Biswas, Anindita -- Suel, Katherine E -- Jackson, Laurie K -- Martinez, Rita -- Gu, Hongmei -- Chook, Yuh Min -- 5-T32-GM008297/GM/NIGMS NIH HHS/ -- R01 GM069909/GM/NIGMS NIH HHS/ -- R01GM069909/GM/NIGMS NIH HHS/ -- R01GM069909-03S1/GM/NIGMS NIH HHS/ -- England -- Nature. 2009 Apr 30;458(7242):1136-41. doi: 10.1038/nature07975. Epub 2009 Apr 1.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Pharmacology, University of Texas Southwestern Medical Center at Dallas, 6001 Forest Park, Dallas, Texas 75390-9041, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19339969" target="_blank"〉PubMed〈/a〉
    Keywords: Active Transport, Cell Nucleus ; Crystallography, X-Ray ; Epitopes ; Fatty Acids, Unsaturated/pharmacology ; Humans ; Hydrophobic and Hydrophilic Interactions ; Karyopherins/*chemistry/*metabolism ; Leucine/*metabolism ; Models, Molecular ; Nuclear Export Signals/*physiology ; Protein Binding/drug effects ; Protein Conformation ; Receptors, Cytoplasmic and Nuclear/*chemistry/*metabolism ; Structure-Activity Relationship ; Substrate Specificity ; snRNP Core Proteins/chemistry/metabolism
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    Nature Publishing Group (NPG)
    Publication Date: 2009-09-11
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Abbott, Alison -- England -- Nature. 2009 Sep 10;461(7261):158. doi: 10.1038/461158a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19741676" target="_blank"〉PubMed〈/a〉
    Keywords: Animal Use Alternatives/economics/*methods/trends ; Animals ; Chemical Industry/economics/*methods ; Cosmetics/adverse effects/toxicity ; Europe ; Humans ; Mice ; Rats ; Toxicity Tests/economics/*methods/trends ; Toxicology/economics/*methods/trends ; United States
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    Nature Publishing Group (NPG)
    Publication Date: 2009-10-09
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Abbott, Alison -- England -- Nature. 2009 Oct 8;461(7265):706-7. doi: 10.1038/461706a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19812642" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Cell Aging ; DNA-Directed DNA Polymerase/metabolism ; History, 20th Century ; History, 21st Century ; Humans ; *Nobel Prize ; Saccharomyces cerevisiae/genetics ; Telomerase/genetics/*metabolism ; Telomere/genetics/*metabolism ; Tetrahymena thermophila/genetics ; United States
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    Publication Date: 2009-05-30
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Tollefson, Jeff -- England -- Nature. 2009 May 28;459(7246):492. doi: 10.1038/459493a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19478750" target="_blank"〉PubMed〈/a〉
    Keywords: Air Pollution/*legislation & jurisprudence/*prevention & control ; Conservation of Energy Resources/economics/*legislation & jurisprudence ; *Federal Government ; Green Chemistry Technology/economics/legislation & jurisprudence ; *Greenhouse Effect ; Time Factors ; United States ; Vehicle Emissions/legislation & jurisprudence/prevention & control
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    Nature Publishing Group (NPG)
    Publication Date: 2009-05-02
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Tollefson, Jeff -- England -- Nature. 2009 Apr 30;458(7242):1085. doi: 10.1038/4581085a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19407760" target="_blank"〉PubMed〈/a〉
    Keywords: Conservation of Energy Resources/economics ; *Federal Government ; Financing, Government/*economics ; Green Chemistry Technology/economics ; Private Sector/*economics ; Public Sector/economics ; Research/*economics ; United States
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
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    Nature Publishing Group (NPG)
    Publication Date: 2009-08-14
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Abbott, Alison -- England -- Nature. 2009 Aug 13;460(7257):788. doi: 10.1038/460788a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19675616" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Animals, Laboratory ; Biomedical Research/methods/trends ; Databases, Factual ; European Union ; Gene Knockout Techniques/trends ; Genomics/*trends ; Humans ; International Cooperation ; Mice ; *Models, Animal ; National Institutes of Health (U.S.) ; *Rats/genetics/physiology ; Systems Biology/methods/*trends ; United States
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
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  • 59
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    Nature Publishing Group (NPG)
    Publication Date: 2009-11-13
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- England -- Nature. 2009 Nov 12;462(7270):147. doi: 10.1038/462147a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19907463" target="_blank"〉PubMed〈/a〉
    Keywords: Budgets ; *Facility Design and Construction/economics ; Humans ; Isotopes/economics/*supply & distribution ; Security Measures ; United States
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
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  • 60
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    Nature Publishing Group (NPG)
    Publication Date: 2009-05-02
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Tollefson, Jeff -- England -- Nature. 2009 Apr 30;458(7242):1083. doi: 10.1038/4581083a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19407757" target="_blank"〉PubMed〈/a〉
    Keywords: *Bioelectric Energy Sources/adverse effects ; California ; Carbon/*analysis ; Ethanol ; Green Chemistry Technology/standards/*statistics & numerical data/trends ; *Greenhouse Effect ; Saccharum ; United States ; United States Environmental Protection Agency/legislation & jurisprudence ; Zea mays
    Print ISSN: 0028-0836
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  • 61
    Publication Date: 2009-02-27
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Tollefson, Jeff -- England -- Nature. 2009 Feb 26;457(7233):1068-9. doi: 10.1038/4571068b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19242440" target="_blank"〉PubMed〈/a〉
    Keywords: Conservation of Energy Resources/legislation & jurisprudence/trends ; Financing, Government/economics/*legislation & jurisprudence ; United States ; United States Government Agencies/*economics/legislation & ; jurisprudence/*organization & administration/trends
    Print ISSN: 0028-0836
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  • 62
    Publication Date: 2009-02-20
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Tollefson, Jeff -- England -- Nature. 2009 Feb 19;457(7232):942-3. doi: 10.1038/457942b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19225485" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Engineering ; *Federal Government ; Fishes ; *Greenhouse Effect ; History, 20th Century ; History, 21st Century ; Hobbies/history ; Marine Biology ; Physics ; *Research Personnel ; United States ; United States Government Agencies/*organization & administration ; Wine
    Print ISSN: 0028-0836
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  • 63
    Publication Date: 2009-01-17
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Tollefson, Jeff -- England -- Nature. 2009 Jan 15;457(7227):240-1. doi: 10.1038/457240a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19148061" target="_blank"〉PubMed〈/a〉
    Keywords: Conservation of Energy Resources/economics/trends ; *Federal Government ; Research Support as Topic/*economics ; Science/*economics/trends ; United States
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
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  • 64
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    Nature Publishing Group (NPG)
    Publication Date: 2009-09-11
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- England -- Nature. 2009 Sep 10;461(7261):153. doi: 10.1038/461153a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19741672" target="_blank"〉PubMed〈/a〉
    Keywords: Astronauts/economics/trends ; *Budgets ; *Federal Government ; Space Flight/*economics/*trends ; United States ; United States National Aeronautics and Space Administration/*economics/trends
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
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  • 65
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    Nature Publishing Group (NPG)
    Publication Date: 2009-04-17
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Sanderson, Katharine -- England -- Nature. 2009 Apr 16;458(7240):817. doi: 10.1038/458817a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19369996" target="_blank"〉PubMed〈/a〉
    Keywords: Deuterium/*analysis/*chemistry ; Forensic Toxicology/*methods/standards/trends ; Humans ; Patents as Topic/legislation & jurisprudence ; Pharmaceutical Preparations/*chemistry ; Reference Standards ; Reproducibility of Results ; United States ; United States Food and Drug Administration
    Print ISSN: 0028-0836
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  • 66
    Publication Date: 2009-01-23
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Tollefson, Jeff -- Wadman, Meredith -- Monastersky, Rich -- England -- Nature. 2009 Jan 22;457(7228):364-5. doi: 10.1038/457364a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19158754" target="_blank"〉PubMed〈/a〉
    Keywords: National Institutes of Health (U.S.)/economics ; Research Personnel/economics ; Research Support as Topic/*economics/*trends ; Science/*economics ; United States ; United States National Aeronautics and Space Administration/economics
    Print ISSN: 0028-0836
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  • 67
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    Nature Publishing Group (NPG)
    Publication Date: 2009-06-26
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- England -- Nature. 2009 Jun 25;459(7250):1038-9. doi: 10.1038/4591038a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19553957" target="_blank"〉PubMed〈/a〉
    Keywords: Humans ; Space Flight/*economics/*instrumentation/trends ; Spacecraft/economics/*standards ; United States ; United States National Aeronautics and Space Administration/economics/trends
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
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  • 68
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    Nature Publishing Group (NPG)
    Publication Date: 2009-05-30
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- England -- Nature. 2009 May 28;459(7246):495. doi: 10.1038/459495a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19478752" target="_blank"〉PubMed〈/a〉
    Keywords: History, 20th Century ; History, 21st Century ; United States ; United States National Aeronautics and Space Administration/*organization & ; administration
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
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  • 69
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    Nature Publishing Group (NPG)
    Publication Date: 2009-05-22
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- England -- Nature. 2009 May 21;459(7245):308-9. doi: 10.1038/459308a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19458680" target="_blank"〉PubMed〈/a〉
    Keywords: *Earth (Planet) ; Equipment Contamination/*prevention & control ; Exobiology/*instrumentation/*methods/standards ; Hydrogen Peroxide/chemistry ; *Mars ; *Spacecraft ; Sterilization/*methods ; United States ; United States National Aeronautics and Space Administration
    Print ISSN: 0028-0836
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  • 70
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    Nature Publishing Group (NPG)
    Publication Date: 2009-10-02
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Kwok, Roberta -- England -- Nature. 2009 Oct 1;461(7264):582-3. doi: 10.1038/461582a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19794468" target="_blank"〉PubMed〈/a〉
    Keywords: Bioelectric Energy Sources/*economics/*trends ; Cellulose/*chemistry/economics/metabolism ; Ethanol/chemistry/*economics/*isolation & purification/metabolism ; Gases/metabolism ; Industry/economics/trends ; Internationality ; Time Factors ; United States ; Zea mays/chemistry
    Print ISSN: 0028-0836
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  • 71
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    Nature Publishing Group (NPG)
    Publication Date: 2009-04-03
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Abbott, Alison -- England -- Nature. 2009 Apr 2;458(7238):564-7. doi: 10.1038/458564a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19340056" target="_blank"〉PubMed〈/a〉
    Keywords: Academies and Institutes/economics/trends ; Anniversaries and Special Events ; History, 20th Century ; History, 21st Century ; Italy ; Nerve Growth Factor/*history ; *Nobel Prize ; Silver Staining/history ; United States ; Women's Rights/history/trends
    Print ISSN: 0028-0836
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  • 72
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    Nature Publishing Group (NPG)
    Publication Date: 2009-05-22
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Sandman, Peter M -- England -- Nature. 2009 May 21;459(7245):322-3. doi: 10.1038/459322a.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉peter@psandman.com〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19458694" target="_blank"〉PubMed〈/a〉
    Keywords: Centers for Disease Control and Prevention (U.S.) ; *Communication ; Disease Outbreaks/*prevention & control ; *Federal Government ; *Hand Disinfection ; Humans ; Influenza A Virus, H1N1 Subtype ; Influenza, Human/*epidemiology/*prevention & control/virology ; Risk Assessment ; *Uncertainty ; United States
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  • 73
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    Nature Publishing Group (NPG)
    Publication Date: 2009-07-03
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Kwok, Roberta -- England -- Nature. 2009 Jul 2;460(7251):20. doi: 10.1038/460020a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19571850" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; *Budgets/legislation & jurisprudence/trends ; Conservation of Natural Resources/*economics/trends ; *Ecosystem ; *Greenhouse Effect ; United States ; United States Government Agencies/*economics/legislation & jurisprudence
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  • 74
    Publication Date: 2009-10-23
    Description: Maturation of precursor transfer RNA (pre-tRNA) includes excision of the 5' leader and 3' trailer sequences, removal of introns and addition of the CCA terminus. Nucleotide modifications are incorporated at different stages of tRNA processing, after the RNA molecule adopts the proper conformation. In bacteria, tRNA(Ile2) lysidine synthetase (TilS) modifies cytidine into lysidine (L; 2-lysyl-cytidine) at the first anticodon of tRNA(Ile2) (refs 4-9). This modification switches tRNA(Ile2) from a methionine-specific to an isoleucine-specific tRNA. However, the aminoacylation of tRNA(Ile2) by methionyl-tRNA synthetase (MetRS), before the modification by TilS, might lead to the misincorporation of methionine in response to isoleucine codons. The mechanism used by bacteria to avoid this pitfall is unknown. Here we show that the TilS enzyme specifically recognizes and modifies tRNA(Ile2) in its precursor form, thereby avoiding translation errors. We identified the lysidine modification in pre-tRNA(Ile2) isolated from RNase-E-deficient Escherichia coli and did not detect mature tRNA(Ile2) lacking this modification. Our kinetic analyses revealed that TilS can modify both types of RNA molecule with comparable efficiencies. X-ray crystallography and mutational analyses revealed that TilS specifically recognizes the entire L-shape structure in pre-tRNA(Ile2) through extensive interactions coupled with sequential domain movements. Our results demonstrate how TilS prevents the recognition of tRNA(Ile2) by MetRS and achieves high specificity for its substrate. These two key points form the basis for maintaining the fidelity of isoleucine codon translation in bacteria. Our findings also provide a rationale for the necessity of incorporating specific modifications at the precursor level during tRNA biogenesis.〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Nakanishi, Kotaro -- Bonnefond, Luc -- Kimura, Satoshi -- Suzuki, Tsutomu -- Ishitani, Ryuichiro -- Nureki, Osamu -- England -- Nature. 2009 Oct 22;461(7267):1144-8. doi: 10.1038/nature08474.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Biological Information, Graduate School of Bioscience and Biotechnology, Tokyo Institute of Technology, Yokohama, Kanagawa 225-8501, Japan.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19847269" target="_blank"〉PubMed〈/a〉
    Keywords: Amino Acyl-tRNA Synthetases/*chemistry/genetics/*metabolism ; Apoproteins/genetics/metabolism ; Bacillus subtilis ; Bacterial Proteins/*chemistry/genetics/*metabolism ; Base Sequence ; Catalytic Domain ; Crystallography, X-Ray ; Escherichia coli ; Geobacillus ; Kinetics ; Lysine/analogs & derivatives/metabolism ; Mass Spectrometry ; Models, Molecular ; Molecular Sequence Data ; *Protein Biosynthesis ; Pyrimidine Nucleosides/metabolism ; RNA, Transfer, Ile/genetics/metabolism ; Substrate Specificity
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  • 75
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    Nature Publishing Group (NPG)
    Publication Date: 2009-04-17
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- England -- Nature. 2009 Apr 16;458(7240):814-5. doi: 10.1038/458814a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19369994" target="_blank"〉PubMed〈/a〉
    Keywords: Atmosphere/*chemistry ; Carbon Dioxide/*analysis ; *Spacecraft/economics/instrumentation ; Time Factors ; United States ; United States National Aeronautics and Space Administration
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  • 76
    Publication Date: 2009-08-21
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Torres-Reveron, Annelyn -- England -- Nature. 2009 Aug 20;460(7258):949. doi: 10.1038/460949b.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉College of Pharmacy, Nova Southeastern University, 2250 Ave Las Americas, Ponce, 00717-9997, Puerto Rico at583@nova.edu.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19693063" target="_blank"〉PubMed〈/a〉
    Keywords: Employment/*statistics & numerical data ; Federal Government ; Hispanic Americans/*statistics & numerical data ; Science/manpower ; United States
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    Nature Publishing Group (NPG)
    Publication Date: 2009-03-13
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- England -- Nature. 2009 Mar 12;458(7235):130. doi: 10.1038/458130b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19279591" target="_blank"〉PubMed〈/a〉
    Keywords: Bioethics ; Embryo Research/legislation & jurisprudence ; Embryonic Stem Cells ; *Policy Making ; Science/*ethics ; United States
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    Nature Publishing Group (NPG)
    Publication Date: 2009-12-04
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Sarewitz, Daniel -- England -- Nature. 2009 Dec 3;462(7273):566. doi: 10.1038/462566a.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Consortium for Science, Policy and Outcomes at Arizona State University, USA. dsarewitz@gmail.com〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19956236" target="_blank"〉PubMed〈/a〉
    Keywords: Academies and Institutes/*economics/trends ; *Chemical Industry/economics/trends ; Environmental Pollutants/*toxicity ; Environmental Pollution/*prevention & control ; Industrial Waste ; Massachusetts ; United States
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-23
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- England -- Nature. 2009 Jan 22;457(7228):366-7. doi: 10.1038/457366a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19158756" target="_blank"〉PubMed〈/a〉
    Keywords: Exobiology/economics/instrumentation/trends ; Extraterrestrial Environment/*chemistry ; Jupiter ; Saturn ; Space Flight/economics/instrumentation/*trends ; Time Factors ; United States ; United States National Aeronautics and Space Administration/economics/trends
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  • 80
    Publication Date: 2009-01-06
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- England -- Nature. 2009 Jan 1;457(7225):11-2. doi: 10.1038/457011a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19122606" target="_blank"〉PubMed〈/a〉
    Keywords: Budgets/trends ; Financial Management/*economics/trends ; Investments/economics/trends ; United States ; Universities/*economics
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  • 81
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    Nature Publishing Group (NPG)
    Publication Date: 2009-03-06
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- Wadman, Meredith -- England -- Nature. 2009 Mar 5;458(7234):18. doi: 10.1038/458018a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19262638" target="_blank"〉PubMed〈/a〉
    Keywords: Budgets/*statistics & numerical data/trends ; *Federal Government ; Financing, Government/legislation & jurisprudence ; Greenhouse Effect ; Research/economics ; Research Support as Topic/legislation & jurisprudence ; Science/*economics ; United States ; United States Government Agencies/economics/legislation & jurisprudence
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    Nature Publishing Group (NPG)
    Publication Date: 2009-03-13
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Trounson, Alan -- England -- Nature. 2009 Mar 12;458(7235):161. doi: 10.1038/458161a.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉California Institute for Regenerative Medicine, 210 King Street, San Francisco, California 94107, USA. atrounson@cirm.ca.gov〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19279628" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; *Cellular Reprogramming ; China ; Cloning, Organism/*history ; History, 20th Century ; History, 21st Century ; International Cooperation ; Nuclear Transfer Techniques/*history ; United States
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  • 83
    Publication Date: 2009-02-25
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- Wadman, Meredith -- England -- Nature. 2009 Feb 19;457(7232):942. doi: 10.1038/457942a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19238683" target="_blank"〉PubMed〈/a〉
    Keywords: Biomedical Research/*economics/trends ; Budgets/trends ; *Federal Government ; National Institutes of Health (U.S.)/*economics/trends ; Research Support as Topic/economics ; Science/economics ; Taxes/economics ; United States ; United States Government Agencies/economics/trends
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  • 84
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-06
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hand, Eric -- Witze, Alexandra -- England -- Nature. 2009 Jan 1;457(7225):10-1. doi: 10.1038/457010a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19122605" target="_blank"〉PubMed〈/a〉
    Keywords: Conservation of Energy Resources/trends ; Conservation of Natural Resources/*trends ; *Federal Government ; Greenhouse Effect ; *Research Personnel ; Science/*organization & administration ; Technology/*organization & administration ; United States
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  • 85
    Publication Date: 2009-03-28
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hannun, Yusuf A -- England -- Nature. 2009 Mar 26;458(7237):404. doi: 10.1038/458404a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19325607" target="_blank"〉PubMed〈/a〉
    Keywords: Biomedical Research/*economics/manpower/*organization & administration/trends ; National Institutes of Health (U.S.)/economics/organization & administration ; Research Personnel/*economics/*supply & distribution ; United States
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  • 86
    Publication Date: 2009-06-12
    Description: Alkyltransferase-like proteins (ATLs) share functional motifs with the cancer chemotherapy target O(6)-alkylguanine-DNA alkyltransferase (AGT) and paradoxically protect cells from the biological effects of DNA alkylation damage, despite lacking the reactive cysteine and alkyltransferase activity of AGT. Here we determine Schizosaccharomyces pombe ATL structures without and with damaged DNA containing the endogenous lesion O(6)-methylguanine or cigarette-smoke-derived O(6)-4-(3-pyridyl)-4-oxobutylguanine. These results reveal non-enzymatic DNA nucleotide flipping plus increased DNA distortion and binding pocket size compared to AGT. Our analysis of lesion-binding site conservation identifies new ATLs in sea anemone and ancestral archaea, indicating that ATL interactions are ancestral to present-day repair pathways in all domains of life. Genetic connections to mammalian XPG (also known as ERCC5) and ERCC1 in S. pombe homologues Rad13 and Swi10 and biochemical interactions with Escherichia coli UvrA and UvrC combined with structural results reveal that ATLs sculpt alkylated DNA to create a genetic and structural intersection of base damage processing with nucleotide excision repair.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2729916/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2729916/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Tubbs, Julie L -- Latypov, Vitaly -- Kanugula, Sreenivas -- Butt, Amna -- Melikishvili, Manana -- Kraehenbuehl, Rolf -- Fleck, Oliver -- Marriott, Andrew -- Watson, Amanda J -- Verbeek, Barbara -- McGown, Gail -- Thorncroft, Mary -- Santibanez-Koref, Mauro F -- Millington, Christopher -- Arvai, Andrew S -- Kroeger, Matthew D -- Peterson, Lisa A -- Williams, David M -- Fried, Michael G -- Margison, Geoffrey P -- Pegg, Anthony E -- Tainer, John A -- CA018137/CA/NCI NIH HHS/ -- CA097209/CA/NCI NIH HHS/ -- CA59887/CA/NCI NIH HHS/ -- GM070662/GM/NIGMS NIH HHS/ -- R01 CA059887/CA/NCI NIH HHS/ -- R01 CA059887-12/CA/NCI NIH HHS/ -- R01 CA059887-13/CA/NCI NIH HHS/ -- R01 GM070662/GM/NIGMS NIH HHS/ -- R01 GM070662-01/GM/NIGMS NIH HHS/ -- R01 GM070662-02/GM/NIGMS NIH HHS/ -- R01 GM070662-03/GM/NIGMS NIH HHS/ -- R01 GM070662-04/GM/NIGMS NIH HHS/ -- R01 GM070662-05/GM/NIGMS NIH HHS/ -- R01 GM070662-06/GM/NIGMS NIH HHS/ -- Cancer Research UK/United Kingdom -- England -- Nature. 2009 Jun 11;459(7248):808-13. doi: 10.1038/nature08076.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Skaggs Institute for Chemical Biology and Department of Molecular Biology, The Scripps Research Institute, La Jolla, California 92037, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19516334" target="_blank"〉PubMed〈/a〉
    Keywords: Alkyl and Aryl Transferases/*chemistry/*metabolism ; Alkylation ; Binding Sites ; Crystallography, X-Ray ; DNA/chemistry/metabolism ; *DNA Damage ; *DNA Repair ; Guanine/analogs & derivatives/chemistry/metabolism ; Humans ; Models, Molecular ; Protein Binding ; Protein Conformation
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  • 87
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    Nature Publishing Group (NPG)
    Publication Date: 2009-02-06
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Nicchitta, Christopher V -- England -- Nature. 2009 Feb 5;457(7230):668-9. doi: 10.1038/457668a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19194438" target="_blank"〉PubMed〈/a〉
    Keywords: Basic-Leucine Zipper Transcription Factors/*genetics ; Crystallography, X-Ray ; Endoplasmic Reticulum/*metabolism ; Membrane Glycoproteins/chemistry/*metabolism ; Protein Biosynthesis ; Protein-Serine-Threonine Kinases/chemistry/*metabolism ; RNA, Fungal/genetics/metabolism ; RNA, Messenger/genetics/*metabolism ; Repressor Proteins/*genetics ; Saccharomyces cerevisiae/*cytology/*genetics ; Saccharomyces cerevisiae Proteins/chemistry/*genetics/*metabolism ; *Stress, Physiological/genetics
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  • 88
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    Nature Publishing Group (NPG)
    Publication Date: 2009-10-02
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Schiermeier, Quirin -- England -- Nature. 2009 Oct 1;461(7264):586-9. doi: 10.1038/461586a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19794470" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Berlin ; Communism/history ; Czechoslovakia ; Democracy ; Education, Graduate ; Europe, Eastern ; Financing, Organized ; History, 20th Century ; History, 21st Century ; Humans ; Internationality ; Israel ; Poland ; Politics ; Research Personnel/economics/*education/*history/standards ; Switzerland ; United States
    Print ISSN: 0028-0836
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  • 89
    Publication Date: 2009-01-30
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Chatterjee, Anjan -- England -- Nature. 2009 Jan 29;457(7229):532-3. doi: 10.1038/457532c.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19177104" target="_blank"〉PubMed〈/a〉
    Keywords: Amphetamines/*adverse effects ; Biomedical Enhancement/*ethics ; Central Nervous System Stimulants/*adverse effects ; Drug Labeling ; Humans ; Methylphenidate/*adverse effects ; Risk Assessment ; Socioeconomic Factors ; United States ; United States Food and Drug Administration/legislation & jurisprudence
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  • 90
    Publication Date: 2009-07-31
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Ledford, Heidi -- England -- Nature. 2009 Jul 30;460(7255):559. doi: 10.1038/460559b.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19641562" target="_blank"〉PubMed〈/a〉
    Keywords: Ecosystem ; *Greenhouse Effect ; Heating/methods ; *Hot Temperature ; Trees/growth & development/*physiology ; United States
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  • 91
    Publication Date: 2009-11-06
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉van Leeuwen, Kees -- Schaafsma, Gerwin -- England -- Nature. 2009 Nov 5;462(7269):34. doi: 10.1038/462034c.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19890306" target="_blank"〉PubMed〈/a〉
    Keywords: Animal Experimentation/ethics/*legislation & jurisprudence ; Animals ; *European Union ; Humans ; Toxicity Tests/ethics/*methods/*utilization ; United States
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  • 92
    Publication Date: 2009-09-01
    Description: The orphan receptor tyrosine kinase ErbB2 (also known as HER2 or Neu) transforms cells when overexpressed, and it is an important therapeutic target in human cancer. Structural studies have suggested that the oncogenic (and ligand-independent) signalling properties of ErbB2 result from the absence of a key intramolecular 'tether' in the extracellular region that autoinhibits other human ErbB receptors, including the epidermal growth factor (EGF) receptor. Although ErbB2 is unique among the four human ErbB receptors, here we show that it is the closest structural relative of the single EGF receptor family member in Drosophila melanogaster (dEGFR). Genetic and biochemical data show that dEGFR is tightly regulated by growth factor ligands, yet a crystal structure shows that it, too, lacks the intramolecular tether seen in human EGFR, ErbB3 and ErbB4. Instead, a distinct set of autoinhibitory interdomain interactions hold unliganded dEGFR in an inactive state. All of these interactions are maintained (and even extended) in ErbB2, arguing against the suggestion that ErbB2 lacks autoinhibition. We therefore suggest that normal and pathogenic ErbB2 signalling may be regulated by ligands in the same way as dEGFR. Our findings have important implications for ErbB2 regulation in human cancer, and for developing therapeutic approaches that target novel aspects of this orphan receptor.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2762480/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2762480/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Alvarado, Diego -- Klein, Daryl E -- Lemmon, Mark A -- R01 CA079992/CA/NCI NIH HHS/ -- R01 CA079992-09/CA/NCI NIH HHS/ -- R01 CA079992-10/CA/NCI NIH HHS/ -- R01 CA125432/CA/NCI NIH HHS/ -- R01 CA125432-01A1/CA/NCI NIH HHS/ -- R01 CA125432-02/CA/NCI NIH HHS/ -- R01 CA125432-03/CA/NCI NIH HHS/ -- England -- Nature. 2009 Sep 10;461(7261):287-91. doi: 10.1038/nature08297. Epub 2009 Aug 30.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Biochemistry and Biophysics, University of Pennsylvania School of Medicine, 809C Stellar-Chance Laboratories, 422 Curie Boulevard, Philadelphia, Pennsylvania 19104-6059, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19718021" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Cell Line ; Crystallography, X-Ray ; Drosophila Proteins/*antagonists & inhibitors/chemistry/genetics/*metabolism ; Drosophila melanogaster/chemistry/*metabolism ; Enzyme Activation ; Humans ; Ligands ; Models, Molecular ; Protein Structure, Tertiary ; Receptor, Epidermal Growth Factor/*antagonists & ; inhibitors/chemistry/genetics/*metabolism ; Receptor, ErbB-2/antagonists & inhibitors/*chemistry/*metabolism ; Receptors, Invertebrate Peptide/*antagonists & ; inhibitors/chemistry/genetics/*metabolism ; Scattering, Small Angle ; Solubility ; X-Ray Diffraction
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  • 93
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    Nature Publishing Group (NPG)
    Publication Date: 2009-03-13
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hayden, Erika Check -- England -- Nature. 2009 Mar 12;458(7235):130-1. doi: 10.1038/458130a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19279592" target="_blank"〉PubMed〈/a〉
    Keywords: Embryo Research/*economics/*legislation & jurisprudence ; *Embryonic Stem Cells ; Humans ; National Institutes of Health (U.S.)/economics ; United States
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  • 94
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    Nature Publishing Group (NPG)
    Publication Date: 2009-06-19
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Ledford, Heidi -- England -- Nature. 2009 Jun 18;459(7249):896-7. doi: 10.1038/459896a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19536226" target="_blank"〉PubMed〈/a〉
    Keywords: Financing, Government/*economics ; Internationality ; Research/*economics ; Research Support as Topic/*economics ; State Government ; United States
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  • 95
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    Nature Publishing Group (NPG)
    Publication Date: 2009-02-06
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hayden, Erika Check -- England -- Nature. 2009 Feb 5;457(7230):643. doi: 10.1038/457643a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19194413" target="_blank"〉PubMed〈/a〉
    Keywords: Bioterrorism/*prevention & control ; *Internet ; Research/*standards ; Research Personnel ; *Security Measures/trends ; United States
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  • 96
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    Nature Publishing Group (NPG)
    Publication Date: 2009-01-17
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Hayden, Erika Check -- England -- Nature. 2009 Jan 15;457(7227):254-6. doi: 10.1038/457254a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19148076" target="_blank"〉PubMed〈/a〉
    Keywords: *Federal Government ; Female ; *Global Health ; HIV Infections/*drug therapy/*economics/prevention & control ; Humans ; United States ; World Health Organization
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  • 97
    Publication Date: 2009-07-07
    Description: To reach the mammalian gut, enteric bacteria must pass through the stomach. Many such organisms survive exposure to the harsh gastric environment (pH 1.5-4) by mounting extreme acid-resistance responses, one of which, the arginine-dependent system of Escherichia coli, has been studied at levels of cellular physiology, molecular genetics and protein biochemistry. This multiprotein system keeps the cytoplasm above pH 5 during acid challenge by continually pumping protons out of the cell using the free energy of arginine decarboxylation. At the heart of the process is a 'virtual proton pump' in the inner membrane, called AdiC, that imports L-arginine from the gastric juice and exports its decarboxylation product agmatine. AdiC belongs to the APC superfamily of membrane proteins, which transports amino acids, polyamines and organic cations in a multitude of biological roles, including delivery of arginine for nitric oxide synthesis, facilitation of insulin release from pancreatic beta-cells, and, when inappropriately overexpressed, provisioning of certain fast-growing neoplastic cells with amino acids. High-resolution structures and detailed transport mechanisms of APC transporters are currently unknown. Here we describe a crystal structure of AdiC at 3.2 A resolution. The protein is captured in an outward-open, substrate-free conformation with transmembrane architecture remarkably similar to that seen in four other families of apparently unrelated transport proteins.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2745212/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2745212/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Fang, Yiling -- Jayaram, Hariharan -- Shane, Tania -- Kolmakova-Partensky, Ludmila -- Wu, Fang -- Williams, Carole -- Xiong, Yong -- Miller, Christopher -- P30 EB009998/EB/NIBIB NIH HHS/ -- R01 GM031768/GM/NIGMS NIH HHS/ -- R01 GM031768-26/GM/NIGMS NIH HHS/ -- R01 GM089688/GM/NIGMS NIH HHS/ -- T32 NS 07292/NS/NINDS NIH HHS/ -- Howard Hughes Medical Institute/ -- England -- Nature. 2009 Aug 20;460(7258):1040-3. doi: 10.1038/nature08201. Epub 2009 Jul 5.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Biochemistry, Howard Hughes Medical Institute, Brandeis University, Waltham, Massachusetts 02454, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19578361" target="_blank"〉PubMed〈/a〉
    Keywords: Amino Acid Sequence ; Amino Acid Transport Systems/*chemistry/metabolism ; Antiporters/*chemistry/metabolism ; Bacterial Proteins/*chemistry ; Crystallography, X-Ray ; Escherichia coli/*chemistry ; Escherichia coli Proteins/*chemistry/metabolism ; Models, Molecular ; Molecular Sequence Data ; Multigene Family ; Protein Conformation ; Salmonella typhi/*chemistry ; Structural Homology, Protein
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  • 98
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    Nature Publishing Group (NPG)
    Publication Date: 2009-09-18
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Amoils, Shannon -- England -- Nature. 2009 Sep 17;461(7262):360. doi: 10.1038/461360a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19759614" target="_blank"〉PubMed〈/a〉
    Keywords: *Baths ; Biofilms/*growth & development ; Equipment Contamination/*statistics & numerical data ; Humans ; Mycobacterium avium/*isolation & purification/physiology ; United States
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  • 99
    Publication Date: 2009-02-27
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Schiermeier, Quirin -- England -- Nature. 2009 Feb 26;457(7233):1072-7. doi: 10.1038/4571072a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19242447" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Antarctic Regions ; Arctic Regions ; Canada ; *Cold Climate ; France ; Greenhouse Effect ; Ice Cover ; *Internationality ; Norway ; *Research ; Research Personnel ; Russia ; Ships ; United States ; Water Movements
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  • 100
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    Nature Publishing Group (NPG)
    Publication Date: 2009-04-28
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Ledford, Heidi -- England -- Nature. 2009 Apr 23;458(7241):952-3. doi: 10.1038/458952a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/19396107" target="_blank"〉PubMed〈/a〉
    Keywords: *Federal Government ; Job Satisfaction ; Patents as Topic/*legislation & jurisprudence/statistics & numerical data ; United States ; Workload/statistics & numerical data
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