Search Results - "Denisov, Vladimir P."
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Sequence-Specific Binding of Counterions to B-DNA
Published in Proceedings of the National Academy of Sciences - PNAS (18-01-2000)“…Recent studies by x-ray crystallography, NMR, and molecular simulations have suggested that monovalent counterions can penetrate deeply into the minor groove…”
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Stabilization of Internal Charges in a Protein: Water Penetration or Conformational Change?
Published in Biophysical journal (01-12-2004)“…The ionizable amino acid side chains of proteins are usually located at the surface. However, in some proteins an ionizable group is embedded in an apolar…”
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Using buried water molecules to explore the energy landscape of proteins
Published in Nature structural biology (01-06-1996)“…Buried water molecules constitute a highly conserved, integral part of nearly all known protein structures. Such water molecules exchange with external solvent…”
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Proton NMR of 15N-Choline Metabolites Enhanced by Dynamic Nuclear Polarization
Published in Journal of the American Chemical Society (11-11-2009)“…Chemical shifts of protons can report on metabolic transformations such as the conversion of choline to phosphocholine. To follow such processes in vivo,…”
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Residence times of the buried water molecules in bovine pancreatic trypsin inhibitor and its G36S mutant
Published in Biochemistry (Easton) (18-07-1995)“…The three-dimensional structure of the bovine pancreatic trypsin inhibitor (BPTI) contains 4 internal water molecules, denoted W111, W112, W113, and W122, the…”
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Competitive Na+ and Rb+ Binding in the Minor Groove of DNA
Published in Journal of the American Chemical Society (02-06-2004)“…Sequence-dependent coordination of alkali ions to the nucleotide bases in the minor groove of AT-tract B-DNA has recently been inferred from X-ray…”
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Dynamics of the Internal and External Hydration of Globular Proteins
Published in Journal of the American Chemical Society (01-11-1994)Get full text
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Protein hydration dynamics in aqueous solution
Published in Faraday discussions (1996)“…Water oxygen-17 and deuteron spin relaxation rates, measured as a function of resonance frequency, have been used to study the dynamics of protein hydration in…”
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Protein Hydration Dynamics in Aqueous Solution: A Comparison of Bovine Pancreatic Trypsin Inhibitor and Ubiquitin by Oxygen-17 Spin Relaxation Dispersion
Published in Journal of molecular biology (03-02-1995)“…Water oxygen-17 spin relaxation was used to study hydration and dynamcs of the globular proteins bovine pancreatic trypsin inhibitor (BPTI) and ubiquitin in…”
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Hydrogen exchange rates in proteins from water (1)H transverse magnetic relaxation
Published in Journal of the American Chemical Society (04-09-2002)“…Access to the fast exchange kinetics of labile protein hydrogens in solution is provided by exchange broadening of the water 1H NMR line. We analyzed the…”
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Orientational Disorder and Entropy of Water in Protein Cavities
Published in The journal of physical chemistry. B (06-11-1997)“…Water 17O, 2H, and 1H nuclear magnetic relaxation dispersion (NMRD) data are presented for the Y35G mutant of bovine pancreatic trypsin inhibitor (BPTI) in…”
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Hydrogen Exchange Rates in Proteins from Water 1H Transverse Magnetic Relaxation
Published in Journal of the American Chemical Society (04-09-2002)“…Access to the fast exchange kinetics of labile protein hydrogens in solution is provided by exchange broadening of the water 1H NMR line. We analyzed the…”
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Hydration of denatured and molten globule proteins
Published in Nature structural biology (01-03-1999)“…The hydration of nonnative states is central to protein folding and stability but has been probed mainly by indirect methods. Here we use water 17O relaxation…”
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Accelerated Exchange of a Buried Water Molecule in Selectively Disulfide-Reduced Bovine Pancreatic Trypsin Inhibitor
Published in Biochemistry (Easton) (28-09-2004)“…Using magnetic relaxation dispersion (MRD), we have previously shown that the four internal water molecules in bovine pancreatic trypsin inhibitor (BPTI)…”
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Direct Observation of Calcium-Coordinated Water in Calbindin D9k by Nuclear Magnetic Relaxation Dispersion
Published in Journal of the American Chemical Society (01-08-1995)“…The frequency dispersions of the water super(17)O and super(2)H nuclear magnetic relaxation rates have been measured in solutions of the calcium-binding…”
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Dissection of the structural and functional role of a conserved hydration site in RNase T1
Published in Protein science (01-04-1999)“…The reoccurrence of water molecules in crystal structures of RNase T1 was investigated. Five waters were found to be invariant in RNase T1 as well as in six…”
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Water 1H Magnetic Relaxation Dispersion in Protein Solutions. A Quantitative Assessment of Internal Hydration, Proton Exchange, and Cross-Relaxation
Published in Journal of the American Chemical Society (02-04-1997)“…The dispersion of the water 1H longitudinal relaxation rate in the frequency range 2−100 MHz has been measured in aqueous solutions of bovine pancreatic…”
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Dynamics of Functional Water in the Active Site of Native Carbonic Anhydrase from 17O Magnetic Relaxation Dispersion
Published in Journal of the American Chemical Society (17-03-1999)Get full text
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Thermal Denaturation of Ribonuclease A Characterized by Water 17O and 2H Magnetic Relaxation Dispersion
Published in Biochemistry (Easton) (30-06-1998)“…Water oxygen-17 and deuteron nuclear magnetic relaxation dispersion (NMRD) measurements were used to characterize ribonuclease A (RNase A) in the course of…”
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