H. Duckworth

发表

Enzyme-substrate complexes of allosteric citrate synthase: evidence for a novel intermediate in substrate binding.

G. Brayer, A. Ayed, H. Duckworth, 2013, Biochimica et biophysica acta.

Probing the Roles of Key Residues in the Unique Regulatory NADH Binding Site of Type II Citrate Synthase of Escherichia coli*

G. Brayer, H. Duckworth, N. Nguyen, 2003, Journal of Biological Chemistry.

Mass spectrometric study of the Escherichia coli repressor proteins, IcIR and GcIR, and their complexes with DNA

W. Ens, K. Standing, D. Hosfield, 2001, Protein science : a publication of the Protein Society.

Physicochemical and kinetic properties of mushroom tyrosinase.

H. Duckworth, J. Coleman, 1970, The Journal of biological chemistry.

A mutant of Escherichia coli citrate synthase that affects the allosteric equilibrium.

H. Duckworth, L. Donald, D. Anderson, 1991, Biochemistry and cell biology = Biochimie et biologie cellulaire.

The role of cysteine 206 in allosteric inhibition of Escherichia coli citrate synthase. Studies by chemical modification, site-directed mutagenesis, and 19F NMR.

H. Duckworth, L. Donald, B. Crane, 1991, The Journal of biological chemistry.

Catalase-peroxidases (KatG) Exhibit NADH Oxidase Activity*

H. Duckworth, L. Donald, Rahul Singh, 2004, Journal of Biological Chemistry.

Urea as a protein destabilizing agent in electrospray ionisation.

V. M. Collado, K. Standing, H. Duckworth, 2009, Rapid communications in mass spectrometry : RCM.

Kenneth Graham Standing

H. Duckworth, 2015 .

Mobility of polypeptide chain in the pyruvate dehydrogenase complex revealed by proton NMR

G. Roberts, R. Perham, H. Duckworth, 1981, Nature.

Limited proteolysis and proton NMR spectroscopy of Bacillus stearothermophilus pyruvate dehydrogenase multienzyme complex.

J. Finch, R. Jaenicke, G. Roberts, 1982, European journal of biochemistry.

Purification and Characteristics of an Endogenous α-Amylase Inhibitor from Barley Kernels

R. Weselake, H. Duckworth, R. Hill, 1983 .

Defining regulatory regions in the rat prolactin gene family locus using a large P1 genomic clone.

H. Duckworth, Amanda M. Savoie, M. L. Duckworth, 2003, Endocrinology.

Mass Spectrometry in Noncovalent Protein Interactions and Protein Assemblies

K. Standing, K. Gevaert, H. Duckworth, 2006 .

Stoichiometry of the Complex formed by Barley Limit Dextrinase with its Endogenous Inhibitor. Determination by Electrospray Time-of-flight Mass Spectrometry

H. Duckworth, L. Donald, E. Macgregor, 2003 .

Hydroperoxidase II of Escherichia coli exhibits enhanced resistance to proteolytic cleavage compared to other catalases.

H. Duckworth, L. Donald, P. Loewen, 2003, Biochemistry.

Chimeric allosteric citrate synthases: construction and properties of citrate synthases containing domains from two different enzymes.

H. Duckworth, L. Donald, G. F. Molgat, 1992, Archives of biochemistry and biophysics.

Subunit composition of rabbit muscle phosphoglucomutase.

H. Duckworth, B. Sanwal, 1972, Biochemistry.

Isolation and properties of cytochrome c-553, cytochrome c-550, and cytochrome c-549, 554 from Nitrobacter agilis

H. Duckworth, I. Suzuki, G. Chaudhry, 1981 .

Characterization of specific binding by mass spectrometry: Associations of E. coli citrate synthase with NADH and 2-azidoATP

H. Perreault, H. Duckworth, G. Sadler, 2011 .

Determination of metals in 100 μl sample volumes by atomic absorption analysis using the “spike-height” method of absorbance measurement

H. Duckworth, J. Coleman, 1970 .

Evidence for structural homology between the subunits from allosteric and nonallosteric citrate synthase

H. Duckworth, A. Bell, V. Bhayana, 1983 .

Proton uptake accompanies formation of the ternary complex of citrate synthase, oxaloacetate, and the transition-state analog inhibitor, carboxymethyl-CoA. Evidence that a neutral enol is the activated form of acetyl-CoA in the citrate synthase reaction.

H. Duckworth, L. Donald, B. Crane, 1992, Biochemistry.

Mobility and active-site coupling in 2-oxo acid dehydrogenase complexes.

G. Roberts, R. Perham, H. Duckworth, 1983, Ciba Foundation symposium.

The binding of reduced nicotinamide adenine dinucleotide to citrate synthase of Escherichia coli K12.

H. Duckworth, E. Tong, 1976, Biochemistry.

Structure of the Clade 1 catalase, CatF of Pseudomonas syringae, at 1.8 Å resolution

M. Klotz, H. Duckworth, L. Donald, 2003, Proteins.

The Regulation of Branched and Converging Pathways

H. Duckworth, M. Kapoor, B. Sanwal, 1971 .

The interaction of phosphoglucomutase with nucleotide inhibitors.

H. Duckworth, B. Sanwal, B. Barber, 1973, The Journal of biological chemistry.

Proteomic identification of AP2 gamma as a rat placental lactogen II trophoblast cell-specific enhancer binding protein.

Lin Li, H. Duckworth, L. Donald, 2006, Endocrinology.

Characterization of a large subunit catalase truncated by proteolytic cleavage.

H. Duckworth, L. Donald, P. Loewen, 2005, Biochemistry.

Comparative analysis of folding and substrate binding sites between regulated hexameric type II citrate synthases and unregulated dimeric type I enzymes.

G. Brayer, A. Ayed, H. Duckworth, 2001, Biochemistry.

Characterization of the Catalase-Peroxidase KatG from Burkholderia pseudomallei by Mass Spectrometry*

Ignacio Fita, Rahul Singh, H. Duckworth, 2003, Journal of Biological Chemistry.

Cloning, sequencing, and expression of the gene for NADH-sensitive citrate synthase of Pseudomonas aeruginosa

H. Duckworth, L. Donald, G. F. Molgat, 1989, Journal of bacteriology.

In vitro mutagenesis of Escherichia coli citrate synthase to clarify the locations of ligand binding sites.

H. Duckworth, D. Anderson, 1988, The Journal of biological chemistry.

Expression and base sequence of the citrate synthase gene of Acinetobacter anitratum.

H. Duckworth, L. Donald, 1987, Biochemistry and cell biology = Biochimie et biologie cellulaire.

Molecular cloning of the structural gene for Acinetobacter citrate synthase.

H. Duckworth, L. Donald, 1986, Biochemical and Biophysical Research Communications - BBRC.

Amino acid sequence of Escherichia coli citrate synthase.

H. Duckworth, V. Bhayana, 1984, Biochemistry.

The quaternary structure of citrate synthase from Escherichia coli K12.

H. Duckworth, E. Tong, 1975, Biochemistry.

Preparation and properties of pure, full‐length Ic1R protein of escherichia coli. Use of time‐of‐flight mass spectrometry to investigate the problems encountered

I. Chernushevich, W. Ens, K. Standing, 1996, Protein science : a publication of the Protein Society.

Insights into the evolution of allosteric properties. The NADH binding site of hexameric type II citrate synthases.

G. Brayer, A. Ayed, H. Duckworth, 2003, Biochemistry.

Structural basis for regulation in gram-negative bacterial citrate synthases.

G. Brayer, H. Duckworth, L. Donald, 1987, Biochemical Society symposium.

A comparison of the citrate synthases of Escherichia coli and Acinetobacter anitratum.

H. Duckworth, D. Morse, 1980, Canadian journal of biochemistry.

Complete sequence of the gltA gene encoding citrate synthase in Escherichia coli

H. Duckworth, S. S. Ner, D. Bloxham, 1983 .

Large-scale production of citrate synthase from a cloned gene.

H. Duckworth, A. Bell, 1982, Canadian journal of biochemistry.

A stable intermediate in the equilibrium unfolding of Escherichia coli citrate synthase

A. Ayed, H. Duckworth, 1999, Protein science : a publication of the Protein Society.

Observation of Non-Covalent Complexes of Citrate Synthase and NADH by ESI/TOF Mass Spectrometry

I. Chernushevich, W. Ens, K. Standing, 1998 .

Membrane DamageinAbortive Infections ofColicin Ib- Containing Escherichia coli byBacteriophage T5

H. Duckworth, Andrew K. M. Cheunganddonna, 1977 .

Sequences of the variable regions of three monoclonal antibodies specific for histidine-containing protein of the bacterial phosphoenolpyruvate:sugar phosphotransferase system.

T. Steeves, H. Duckworth, E. Waygood, 1991, Biochemistry and cell biology = Biochimie et biologie cellulaire.

Mutation of amino acids thought to polarize the oxaloacetate carbonyl in citrate synthase severely reduces but does not abolish activity of the enzyme.

H. Duckworth, D. Anderson, 1989, Biochemistry and cell biology = Biochimie et biologie cellulaire.

Henry Edmison Duckworth

H. Duckworth, 2015 .

Modification of the amino acid specificity of tyrosyl‐tRNA synthetase by protein engineering

A. Fersht, H. Duckworth, G. de Prat Gay, 1993, FEBS letters.

Quantitative evaluation of protein-protein and ligand-protein equilibria of a large allosteric enzyme by electrospray ionization time-of-flight mass spectrometry.

W. Ens, K. Standing, A. Ayed, 1998, Rapid communications in mass spectrometry : RCM.

Active site mutants of Escherichia coli citrate synthase. Effects of mutations on catalytic and allosteric properties.

D. Hosfield, H. Duckworth, L. Donald, 1994, The Journal of biological chemistry.

Multiple equilibria of the Escherichia coli chaperonin GroES revealed by mass spectrometry

W. Ens, K. Standing, H. Duckworth, 2005, Protein science : a publication of the Protein Society.

Study of a noncovalent trp repressor: DNA operator complex by electrospray ionization time‐of‐flight mass spectrometry

C. Arrowsmith, I. Chernushevich, W. Ens, 1998, Protein science : a publication of the Protein Society.

Urea as a protein destabilizing agent in electrospray ionisation.

V. M. Collado, K. Standing, H. Duckworth, 2009, Rapid Communications in Mass Spectrometry.

Studies of noncovalent complexes in an electrospray ionization/time-of-flight mass spectrometer.

W. Ens, K. Standing, A. Ayed, 2000, Methods in molecular biology.

Secondary structure and oligomerization of the E. coli glycerol facilitator.

H. Perreault, H. Duckworth, L. Donald, 2000, Biochemistry.

Method for estimating the isotopic distributions of metabolically labeled proteins by MALDI-TOFMS: application to NMR samples.

W. Ens, K. Standing, H. Duckworth, 2006, Analytical chemistry.