Search Results - "CARDIN, J"
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Ruthenium Polypyridyl Complex Bound to a Unimolecular Chair-Form G‑Quadruplex
Published in Journal of the American Chemical Society (06-04-2022)“…The DNA G-quadruplex is known for forming a range of topologies and for the observed lability of the assembly, consistent with its transient formation in live…”
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Structural Studies Reveal Enantiospecific Recognition of a DNA G‐Quadruplex by a Ruthenium Polypyridyl Complex
Published in Angewandte Chemie International Edition (15-07-2019)“…By using X‐ray crystallography, we show that the complexes Λ/Δ‐[Ru(TAP)2(11‐CN‐dppz)]2+ (TAP=1,4,5,8‐tetraazaphenanthrene, dppz=dipyridophenazine) bind DNA…”
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3
A critical role for NMDA receptors in parvalbumin interneurons for gamma rhythm induction and behavior
Published in Molecular psychiatry (01-05-2012)“…Synchronous recruitment of fast-spiking (FS) parvalbumin (PV) interneurons generates gamma oscillations, rhythms that emerge during performance of cognitive…”
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X‐ray Crystal Structures Show DNA Stacking Advantage of Terminal Nitrile Substitution in Ru‐dppz Complexes
Published in Chemistry : a European journal (22-10-2018)“…The new complexes [Ru(TAP)2(11‐CN‐dppz)]2+, [Ru(TAP)2(11‐Br‐dppz)]2+and [Ru(TAP)2(11,12‐diCN‐dppz)]2+ are reported. The addition of nitrile substituents to the…”
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5
Monitoring one-electron photo-oxidation of guanine in DNA crystals using ultrafast infrared spectroscopy
Published in Nature chemistry (01-12-2015)“…To understand the molecular origins of diseases caused by ultraviolet and visible light, and also to develop photodynamic therapy, it is important to resolve…”
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6
Interactions of small molecules with DNA junctions
Published in Nucleic acids research (09-12-2022)“…The four natural DNA bases (A, T, G and C) associate in base pairs (A=T and G≡C), allowing the attached DNA strands to assemble into the canonical double helix…”
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Photochemically active DNA-intercalating ruthenium and related complexes - insights by combining crystallography and transient spectroscopy
Published in Chemical science (Cambridge) (01-07-2017)“…Recent research on the study of the interaction of ruthenium polypyridyl compounds and defined sequence nucleic acids is reviewed. Particular emphasis is paid…”
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Cover Picture: Probing a Major DNA Weakness: Resolving the Groove and Sequence Selectivity of the Diimine Complex Λ‐[Ru(phen)2phi]2+ (Angew. Chem. Int. Ed. 13/2024)
Published in Angewandte Chemie International Edition (22-03-2024)“…DNA binding by intercalation , showing both sequence and enantiospecificity, of a ruthenium diimine complex, is reported by Christine Cardin, Andrew Kellett et…”
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Correction: Re-pairing DNA: binding of a ruthenium phi complex to a double mismatch
Published in Chemical science (Cambridge) (06-09-2024)“…[This corrects the article DOI: 10.1039/D4SC01448K.]…”
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The importance of loop length on the stability of i-motif structures
Published in Chemical communications (Cambridge, England) (04-04-2015)“…Using UV and srCD spectroscopy it is found that loop length within the i-motif structure is important for both thermal and pH stability, but in contrast to…”
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Probing a Major DNA Weakness: Resolving the Groove and Sequence Selectivity of the Diimine Complex Λ‐[Ru(phen)2phi]2
Published in Angewandte Chemie International Edition (22-03-2024)“…The grooves of DNA provide recognition sites for many nucleic acid binding proteins and anticancer drugs such as the covalently binding cisplatin. Here we…”
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Re-pairing DNA: binding of a ruthenium phi complex to a double mismatch
Published in Chemical science (Cambridge) (19-06-2024)“…We report a crystal structure at atomic resolution (0.9 Å) of a ruthenium complex bound to a consecutive DNA double mismatch, which results in a TA basepair…”
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X‑ray Crystal Structure of rac-[Ru(phen)2dppz]2+ with d(ATGCAT)2 Shows Enantiomer Orientations and Water Ordering
Published in Journal of the American Chemical Society (28-08-2013)“…We report an atomic resolution X-ray crystal structure containing both enantiomers of rac-[Ru(phen)2dppz]2+ with the d(ATGCAT)2 DNA duplex (phen =…”
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14
Delta chirality ruthenium 'light-switch' complexes can bind in the minor groove of DNA with five different binding modes
Published in Nucleic acids research (02-11-2016)“…[Ru(phen) (dppz)] has been studied since the 1990s due to its 'light-switch' properties. It can be used as a luminescent DNA probe, with emission switched on…”
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Controlled Dehydration of a Ruthenium Complex–DNA Crystal Induces Reversible DNA Kinking
Published in Journal of the American Chemical Society (17-12-2014)“…Hydration-dependent DNA deformation has been known since Rosalind Franklin recognized that the relative humidity of the sample had to be maintained to observe…”
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Direct observation by time-resolved infrared spectroscopy of the bright and the dark excited states of the [Ru(phen)(dppz)] light-switch compound in solution and when bound to DNA
Published in Chemical science (Cambridge) (25-04-2016)“…The [Ru(phen) 2 (dppz)] 2+ complex ( 1 ) is non-emissive in water but is highly luminescent in organic solvents or when bound to DNA, making it a useful probe…”
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Structure determination of an intercalating ruthenium dipyridophenazine complex which kinks DNA by semiintercalation of a tetraazaphenanthrene ligand
Published in Proceedings of the National Academy of Sciences - PNAS (25-10-2011)“…We describe a crystal structure, at atomic resolution (1.1 Å, 100 K), of a ruthenium polypyridyl complex bound to duplex DNA, in which one ligand acts as a…”
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18
Approximating the coalescent with recombination
Published in Philosophical transactions of the Royal Society of London. Series B. Biological sciences (29-07-2005)“…The coalescent with recombination describes the distribution of genealogical histories and resulting patterns of genetic variation in samples of DNA sequences…”
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Direct observation by time-resolved infrared spectroscopy of the bright and the dark excited states of the [Ru(phen) 2 (dppz)] 2+ light-switch compound in solution and when bound to DNA
Published in Chemical science (Cambridge) (01-05-2016)“…The [Ru(phen) (dppz)] complex ( ) is non-emissive in water but is highly luminescent in organic solvents or when bound to DNA, making it a useful probe for DNA…”
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The Structural Effect of Methyl Substitution on the Binding of Polypyridyl Ru–dppz Complexes to DNA
Published in Organometallics (08-06-2015)“…Polypyridyl ruthenium complexes have been intensively studied and possess photophysical properties that are both interesting and useful. They can act as probes…”
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