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Peter Loewen

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David Aparicio; Xavier Carpena; Mireia Díaz; Joan C Ferrer; Peter C Loewen; Rosa Pérez-Luque; Ignacio Fita
Structural Asymmetry and Disulfide Bridges among Subunits Modulate the Activity of Human Malonyl-CoA Decarboxylase.
Peter C Loewen; Rosa Perez-Luque; Jack Switala; Allison L Didychuk; Ignacio Fita; Michele C Loewen
Structure of Pisum sativum Rubisco with bound ribulose 1,5-bisphosphate.
Vikash Jha; Xavier Carpena; Prashen Chelikani; Ignacio Fita; Peter C Loewen
Influence of main channel structure on H(2)O(2) access to the heme cavity of catalase KatE of Escherichia coli.

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2013: David Aparicio; Xavier Carpena; Mireia Díaz; Joan C Ferrer; Peter C Loewen; Rosa Pérez-Luque; Ignacio Fita
Structural Asymmetry and Disulfide Bridges among Subunits Modulate the Activity of Human Malonyl-CoA Decarboxylase.
The Journal of biological chemistry 2013;288(17):11907-19.
2013: Peter C Loewen; Rosa Perez-Luque; Jack Switala; Allison L Didychuk; Ignacio Fita; Michele C Loewen
Structure of Pisum sativum Rubisco with bound ribulose 1,5-bisphosphate.
Acta crystallographica. Section F, Structural biology and crystallization communications 2013;69(Pt 1):10-4.
2012: Vikash Jha; Xavier Carpena; Prashen Chelikani; Ignacio Fita; Peter C Loewen
Influence of main channel structure on H(2)O(2) access to the heme cavity of catalase KatE of Escherichia coli.
Archives of biochemistry and biophysics 2012;526(1):54-9.
2012: Adelaida Díaz; Ignacio Fita; Peter C Loewen; Xavier Carpena
Thirty years of heme catalases structural biology.
Archives of biochemistry and biophysics 2012;525(2):102-10.
2012: Vikash Jha; Lynda J Donald; Peter C Loewen
Mutation of Phe413 to Tyr in catalase KatE from Escherichia coli leads to side chain damage and main chain cleavage.
Archives of biochemistry and biophysics 2012;525(2):207-14.
2012: Marcel Zámocký; Ignacio Fita; Paul Georg Furtmüller; Queralt García-Fernández; Bernhard Gasselhuber; Christa Jakopitsch; Peter C Loewen; Christian Obinger; Xavi Carpena
High conformational stability of secreted eukaryotic catalase-peroxidases: answers from first crystal structure and unfolding studies.
The Journal of biological chemistry 2012;287(38):32254-62.
2012: Chrystal L Berry; Ann Karen C Brassinga; Lynda J Donald; W G D Fernando; Peter C Loewen; Teresa R de Kievit
Chemical and biological characterization of sclerosin, an antifungal lipopeptide.
Canadian journal of microbiology 2012;58(8):1027-34.
2011: Vikash Jha; Sherif Louis; Prashen Chelikani; Xavier Carpena; Lynda J Donald; Ignacio Fita; Peter C Loewen
Modulation of heme orientation and binding by a single residue in catalase HPII of Escherichia coli.
Biochemistry 2011;50(12):2101-10.
2010: Pietro Vidossich; Mercedes Alfonso-Prieto; Xavi Carpena; Ignacio Fita; Peter C Loewen; Carme Rovira
The dynamic role of distal side residues in heme hydroperoxidase catalysis. Interplay between X-ray crystallography and ab initio MD simulations.
Archives of biochemistry and biophysics 2010;500(1):37-44.
2009: Julie Colin; Ben Wiseman; Jack Switala; Peter C Loewen; Anabella Ivancich
Distinct role of specific tryptophans in facilitating electron transfer or as [Fe(IV)=O Trp(*)] intermediates in the peroxidase reaction of Bulkholderia pseudomallei catalase-peroxidase: a multifrequency EPR spectroscopy investigation.
Journal of the American Chemical Society 2009;131(24):8557-63.
2009: Ben Wiseman; Julie Colin; Andrew T Smith; Anabella Ivancich; Peter C Loewen
Mechanistic insight into the initiation step of the reaction of Burkholderia pseudomallei catalase-peroxidase with peroxyacetic acid.
Journal of biological inorganic chemistry : JBIC : a publication of the Society of Biological Inorganic Chemistry 2009;14(5):801-11.
2009: Lynda J Donald; Vladimir M Collado; Jamie J Galka; Joe D O'Neil; Harry W Duckworth; Peter C Loewen; Kenneth G Standing
Urea as a protein destabilizing agent in electrospray ionisation.
Rapid communications in mass spectrometry : RCM 2009;23(6):788-92.
2008: Mercedes Alfonso-Prieto; Pietro Vidossich; Antonio Rodríguez-Fortea; Xavi Carpena; Ignacio Fita; Peter C Loewen; Concepció Rovira
Electronic state of the molecular oxygen released by catalase.
The journal of physical chemistry. A 2008;112(50):12842-8.
2008: Alistair J Fielding; Rahul Singh; Barbara Boscolo; Peter C Loewen; Elena M Ghibaudi; Anabella Ivancich
Intramolecular electron transfer versus substrate oxidation in lactoperoxidase: investigation of radical intermediates by stopped-flow absorption spectrophotometry and (9-285 GHz) electron paramagnetic resonance spectroscopy.
Biochemistry 2008;47(37):9781-92.
2008: Jason S Richardson; Xavi Carpena; Jack Switala; Rosa Perez-Luque; Lynda J Donald; Peter C Loewen; Ivan J Oresnik
RhaU of Rhizobium leguminosarum is a rhamnose mutarotase.
Journal of bacteriology 2008;190(8):2903-10.
2008: Rahul Singh; Ben Wiseman; Taweewat Deemagarn; Vikash Jha; Jacek Switala; Peter C Loewen
Comparative study of catalase-peroxidases (KatGs).
Archives of biochemistry and biophysics 2008;471(2):207-14.
2007: Rahul Singh; Jack Switala; Peter C Loewen; Anabella Ivancich
Two [Fe(IV)=O Trp*] intermediates in M. tuberculosis catalase-peroxidase discriminated by multifrequency (9-285 GHz) EPR spectroscopy: reactivity toward isoniazid.
Journal of the American Chemical Society 2007;129(51):15954-63.
2007: Pietro Vidossich; Mercedes Alfonso-Prieto; Xavier Carpena; Peter C Loewen; Ignacio Fita; Carme Rovira
Versatility of the electronic structure of compound I in catalase-peroxidases.
Journal of the American Chemical Society 2007;129(44):13436-46.
2007: George R Golding; Carol A Kelly; Richard Sparling; Peter C Loewen; Tamar Barkay
Evaluation of mercury toxicity as a predictor of mercury bioavailability.
Environmental science & technology 2007;41(16):5685-92.
2007: Mercedes Alfonso-Prieto; Anton Borovik; Xavier Carpena; Garib Murshudov; William Melik-Adamyan; Ignacio Fita; Carme Rovira; Peter C Loewen
The structures and electronic configuration of compound I intermediates of Helicobacter pylori and Penicillium vitale catalases determined by X-ray crystallography and QM/MM density functional theory calculations.
Journal of the American Chemical Society 2007;129(14):4193-205.
2007: Christa Jakopitsch; Jutta Vlasits; Ben Wiseman; Peter C Loewen; Christian Obinger
Redox intermediates in the catalase cycle of catalase-peroxidases from Synechocystis PCC 6803, Burkholderia pseudomallei, and Mycobacterium tuberculosis.
Biochemistry 2007;46(5):1183-93.
2007: Taweewat Deemagarn; Ben Wiseman; Xavier Carpena; Anabella Ivancich; Ignacio Fita; Peter C Loewen
Two alternative substrate paths for compound I formation and reduction in catalase-peroxidase KatG from Burkholderia pseudomallei.
Proteins 2007;66(1):219-28.
2006: Kajal Choudhary; Victor Spicer; Lynda J Donald; Harry W Duckworth; Werner Ens; Peter C Loewen; Kenneth G Standing
Method for estimating the isotopic distributions of metabolically labeled proteins by MALDI-TOFMS: application to NMR samples.
Analytical chemistry 2006;78(15):5419-23.
2006: Mark Miller-Williams; Peter C Loewen; Ivan J Oresnik
Isolation of salt-sensitive mutants of Sinorhizobium meliloti strain Rm1021.
Microbiology (Reading, England) 2006;152(Pt 7):2049-59.
2006: Xavier Carpena; Ben Wiseman; Taweewat Deemagarn; Beatriz Herguedas; Anabella Ivancich; Rahul Singh; Peter C Loewen; Ignacio Fita
Roles for Arg426 and Trp111 in the modulation of NADH oxidase activity of the catalase-peroxidase KatG from Burkholderia pseudomallei inferred from pH-induced structural changes.
Biochemistry 2006;45(16):5171-9.
2005: Xavier Carpena; Ben Wiseman; Taweewat Deemagarn; Rahul Singh; Jack Switala; Anabella Ivancich; Ignacio Fita; Peter C Loewen
A molecular switch and electronic circuit modulate catalase activity in catalase-peroxidases.
EMBO reports 2005;6(12):1156-62.
2005: Rahim Habibian; Judith Dzioba; Jeannie Barrett; Michael Galperin; Peter C Loewen; Pavel Dibrov
Functional analysis of conserved polar residues in Vc-NhaD, Na+/H+ antiporter of Vibrio cholerae.
The Journal of biological chemistry 2005;280(47):39637-43.
2005: Prashen Chelikani; Xavier Carpena; Rosa Perez-Luque; Lynda J Donald; Harry W Duckworth; Jack Switala; Ignacio Fita; Peter C Loewen
Characterization of a large subunit catalase truncated by proteolytic cleavage.
Biochemistry 2005;44(15):5597-605.
2005: Taweewat Deemagarn; Xavier Carpena; Rahul Singh; Ben Wiseman; Ignacio Fita; Peter C Loewen
Structural characterization of the Ser324Thr variant of the catalase-peroxidase (KatG) from Burkholderia pseudomallei.
Journal of molecular biology 2005;345(1):21-8.
2004: Rahul Singh; Ben Wiseman; Taweewat Deemagarn; Lynda J Donald; Harry W Duckworth; Xavier Carpena; Ignacio Fita; Peter C Loewen
Catalase-peroxidases (KatG) exhibit NADH oxidase activity.
The Journal of biological chemistry 2004;279(41):43098-106.
2004: Xavier Carpena; William Melik-Adamyan; Peter C Loewen; Ignacio Fita
Structure of the C-terminal domain of the catalase-peroxidase KatG from Escherichia coli.
Acta crystallographica. Section D, Biological crystallography 2004;60(Pt 10):1824-32.
2004: Peter C Loewen; Xavier Carpena; Carme Rovira; Anabella Ivancich; Rosa Perez-Luque; Rainer Haas; Stefan Odenbreit; Peter Nicholls; Ignacio Fita
Structure of Helicobacter pylori catalase, with and without formic acid bound, at 1.6 A resolution.
Biochemistry 2004;43(11):3089-103.
2004: Prashen Chelikani; Ignacio Fita; Peter C Loewen
Diversity of structures and properties among catalases.
Cellular and molecular life sciences : CMLS 2004;61(2):192-208.
2003: Lynda J Donald; Oleg Krokhin; Harry W Duckworth; Ben Wiseman; Taweewat Deemagarn; Rahul Singh; Jack Switala; Xavier Carpena; Ignacio Fita; Peter C Loewen
Characterization of the catalase-peroxidase KatG from Burkholderia pseudomallei by mass spectrometry.
The Journal of biological chemistry 2003;278(37):35687-92.
2003: Prashen Chelikani; Xavier Carpena; Ignacio Fita; Peter C Loewen
An electrical potential in the access channel of catalases enhances catalysis.
The Journal of biological chemistry 2003;278(33):31290-6.
2003: Martin Klotz; Peter C Loewen
The molecular evolution of catalatic hydroperoxidases: evidence for multiple lateral transfer of genes between prokaryota and from bacteria into eukaryota.
Molecular biology and evolution 2003;20(7):1098-112.
2003: Prashen Chelikani; Lynda J Donald; Harry W Duckworth; Peter C Loewen
Hydroperoxidase II of Escherichia coli exhibits enhanced resistance to proteolytic cleavage compared to other catalases.
Biochemistry 2003;42(19):5729-35.
2003: Xavier Carpena; Suvit Loprasert; skorn Mongkolsuk; Jack Switala; Peter C Loewen; Ignacio Fita
Catalase-peroxidase KatG of Burkholderia pseudomallei at 1.7A resolution.
Journal of molecular biology 2003;327(2):475-89.
2003: Xavier Carpena; Manuel Soriano; Martin Klotz; Harry W Duckworth; Lynda J Donald; William Melik-Adamyan; Ignacio Fita; Peter C Loewen
Structure of the Clade 1 catalase, CatF of Pseudomonas syringae, at 1.8 A resolution.
Proteins 2003;50(3):423-36.
2003: Nopmanee Chauvatcharin; Paiboon Vattanaviboon; Jack Switala; Peter C Loewen; skorn Mongkolsuk
Cloning and characterization of katA, encoding the major monofunctional catalase from Xanthomonas campestris pv. phaseoli and characterization of the encoded catalase KatA.
Current microbiology 2003;46(2):83-7.
2002: Xavier Carpena; Jack Switala; Suvit Loprasert; skorn Mongkolsuk; Ignacio Fita; Peter C Loewen
Crystallization and preliminary X-ray analysis of the catalase-peroxidase KatG from Burkholderia pseudomallei.
Acta crystallographica. Section D, Biological crystallography 2002;58(Pt 12):2184-6.
2002: Elena Ostroumov; Judith Dzioba; Peter C Loewen; Pavel Dibrov
Asp(344) and Thr(345) are critical for cation exchange mediated by NhaD, Na(+)/H(+) antiporter of Vibrio cholerae.
Biochimica et biophysica acta 2002;1564(1):99-106.
2002: Jack Switala; Peter C Loewen
Diversity of properties among catalases.
Archives of biochemistry and biophysics 2002;401(2):145-54.
2002: Xavier Carpena; Alba Guarné; Juan C Ferrer; Pedro Alzari; Ignacio Fita; Peter C Loewen
Crystallization and preliminary X-ray analysis of the hydroperoxidase I C-terminal domain from Escherichia coli.
Acta crystallographica. Section D, Biological crystallography 2002;58(Pt 5):853-5.
2001: William Melik-Adamyan; J Bravo; Xavier Carpena; Jack Switala; María J Maté; Ignacio Fita; Peter C Loewen
Substrate flow in catalases deduced from the crystal structures of active site variants of HPII from Escherichia coli.
Proteins 2001;44(3):270-81.
2001: Xavier Carpena; R Perez; Wendy F Ochoa; Nuria Verdaguer; Martin Klotz; Jack Switala; William Melik-Adamyan; Ignacio Fita; Peter C Loewen
Crystallization and preliminary X-ray analysis of clade I catalases from Pseudomonas syringae and Listeria seeligeri.
Acta crystallographica. Section D, Biological crystallography 2001;57(Pt 8):1184-6.
2001: Günther Regelsberger; Christa Jakopitsch; Paul Georg Furtmüller; F Rueker; Jack Switala; Peter C Loewen; Christian Obinger
The role of distal tryptophan in the bifunctional activity of catalase-peroxidases.
Biochemical Society transactions 2001;29(Pt 2):99-105.
2001: Linda Powers; Alexander Hillar; Peter C Loewen
Active site structure of the catalase-peroxidases from Mycobacterium tuberculosis and Escherichia coli by extended X-ray absorption fine structure analysis.
Biochimica et biophysica acta 2001;1546(1):44-54.
2000: Alexander Hillar; B Peters; Ryan J Pauls; Alexander Loboda; Haoming Zhang; A G Mauk; Peter C Loewen
Modulation of the activities of catalase-peroxidase HPI of Escherichia coli by site-directed mutagenesis.
Biochemistry 2000;39(19):5868-75.
1999: María J Maté; MS Sevinc; B Hu; J Bujons; J Bravo; Jack Switala; Werner Ens; Peter C Loewen; Ignacio Fita
Mutants that alter the covalent structure of catalase hydroperoxidase II from Escherichia coli.
The Journal of biological chemistry 1999;274(39):27717-25.
1999: Jack Switala; J O O'Neil; Peter C Loewen
Catalase HPII from Escherichia coli exhibits enhanced resistance to denaturation.
Biochemistry 1999;38(13):3895-901.
1999: MS Sevinc; María J Maté; Jack Switala; Ignacio Fita; Peter C Loewen
Role of the lateral channel in catalase HPII of Escherichia coli.
Protein science : a publication of the Protein Society 1999;8(3):490-8.
1999: J Bravo; M J Mate; T Schneider; Jack Switala; K Wilson; Peter C Loewen; Ignacio Fita
Structure of catalase HPII from Escherichia coli at 1.9 A resolution.
Proteins 1999;34(2):155-66.
1999: Alexander Hillar; L Van Caeseele; Peter C Loewen
Intracellular location of catalase-peroxidase hydroperoxidase I of Escherichia coli.
FEMS microbiology letters 1999;170(2):307-12.
1998: Peter C Loewen; B Hu; J Strutinsky; Richard Sparling
Regulation in the rpoS regulon of Escherichia coli.
Canadian journal of microbiology 1998;44(8):707-17.
1998: MS Sevinc; Jack Switala; J Bravo; Ignacio Fita; Peter C Loewen
Truncation and heme pocket mutations reduce production of functional catalase HPII in Escherichia coli.
Protein engineering 1998;11(7):549-55.
1998: Mary Maj; Peter C Loewen; P Nicholls
E. coli HPII catalase interaction with high spin ligands: formate and fluoride as active site probes.
Biochimica et biophysica acta 1998;1384(2):209-22.
1997: Martin Klotz; G R Klassen; Peter C Loewen
Phylogenetic relationships among prokaryotic and eukaryotic catalases.
Molecular biology and evolution 1997;14(9):951-8.
1997: Christian Obinger; Mary Maj; P Nicholls; Peter C Loewen
Activity, peroxide compound formation, and heme d synthesis in Escherichia coli HPII catalase.
Archives of biochemistry and biophysics 1997;342(1):58-67.
1997: J Bravo; Ignacio Fita; Juan C Ferrer; Werner Ens; Alexander Hillar; Jack Switala; Peter C Loewen
Identification of a novel bond between a histidine and the essential tyrosine in catalase HPII of Escherichia coli.
Protein science : a publication of the Protein Society 1997;6(5):1016-23.
1996: Mary Maj; Peter Nicholls; Christian Obinger; Alexander Hillar; Peter C Loewen
Reaction of E. coli catalase HPII with cyanide as ligand and as inhibitor.
Biochimica et biophysica acta 1996;1298(2):241-9.
1996: Peter C Loewen
Probing the structure of catalase HPII of Escherichia coli--a review.
Gene 1996;179(1):39-44.
1996: Garib N Murshudov; A I Grebenko; V Barynin; Zbigniew Dauter; Keith S Wilson; B K Vainshtein; W Melik-Adamyan; J Bravo; J M Ferrán; J C Ferrer; Jack Switala; Peter C Loewen; Ignacio Fita
Structure of the heme d of Penicillium vitale and Escherichia coli catalases.
The Journal of biological chemistry 1996;271(15):8863-8.
1995: Alexander Hillar; Peter C Loewen
Comparison of isoniazid oxidation catalyzed by bacterial catalase-peroxidases and horseradish peroxidase.
Archives of biochemistry and biophysics 1995;323(2):438-46.
1995: Peter C Loewen; Jack Switala
Template secondary structure can increase the error frequency of the DNA polymerase from Thermus aquaticus.
Gene 1995;164(1):59-63.
1995: J Bravo; Nuria Verdaguer; J Tormo; C Betzel; Jack Switala; Peter C Loewen; Ignacio Fita
Crystal structure of catalase HPII from Escherichia coli.
Structure (London, England : 1993) 1995;3(5):491-502.
1995: M S Sevinc; Werner Ens; Peter C Loewen
The cysteines of catalase HPII of Escherichia coli, including Cys438 which is blocked, do not have a catalytic role.
European journal of biochemistry / FEBS 1995;230(1):127-32.
1994: Alexander Hillar; Peter Nicholls; Jack Switala; Peter C Loewen
NADPH binding and control of catalase compound II formation: comparison of bovine, yeast, and Escherichia coli enzymes.
The Biochemical journal 1994;300 ( Pt 2)():531-9.
1994: Michael R Volkert; Peter C Loewen; Jack Switala; D Crowley; M Conley
The delta (argF-lacZ)205(U169) deletion greatly enhances resistance to hydrogen peroxide in stationary-phase Escherichia coli.
Journal of bacteriology 1994;176(5):1297-302.
1994: Peter C Loewen; R Hengge-Aronis
The role of the sigma factor sigma S (KatF) in bacterial global regulation.
Annual review of microbiology 1994;48():53-80.
1993: Peter C Loewen; Jack Switala; I von Ossowski; Alexander Hillar; A Christie; B Tattrie; Peter Nicholls
Catalase HPII of Escherichia coli catalyzes the conversion of protoheme to cis-heme d.
Biochemistry 1993;32(38):10159-64.
1993: I von Ossowski; G Hausner; Peter C Loewen
Molecular evolutionary analysis based on the amino acid sequence of catalase.
Journal of molecular evolution 1993;37(1):71-6.
1993: Peter C Loewen; I von Ossowski; Jack Switala; Michael Mulvey
KatF (sigma S) synthesis in Escherichia coli is subject to posttranscriptional regulation.
Journal of bacteriology 1993;175(7):2150-3.
1992: Ferric C Fang; Stephen J Libby; Nancy A Buchmeier; Peter C Loewen; Jack Switala; J Harwood; Donald G Guiney
The alternative sigma factor katF (rpoS) regulates Salmonella virulence.
Proceedings of the National Academy of Sciences of the United States of America 1992;89(24):11978-82.
1991: I von Ossowski; Michael Mulvey; P A Leco; A Borys; Peter C Loewen
Nucleotide sequence of Escherichia coli katE, which encodes catalase HPII.
Journal of bacteriology 1991;173(2):514-20.
1990: Michael Mulvey; Jack Switala; A Borys; Peter C Loewen
Regulation of transcription of katE and katF in Escherichia coli.
Journal of bacteriology 1990;172(12):6713-20.
1990: Jack Switala; Barbara L Triggs-Raine; Peter C Loewen
Homology among bacterial catalase genes.
Canadian journal of microbiology 1990;36(10):728-31.
1990: Peter C Loewen; Jack Switala; M Smolenski; Barbara L Triggs-Raine
Molecular characterization of three mutations in katG affecting the activity of hydroperoxidase I of Escherichia coli.
Biochemistry and cell biology = Biochimie et biologie cellulaire 1990;68(7-8):1037-44.
1990: J Tormo; Ignacio Fita; Jack Switala; Peter C Loewen
Crystallization and preliminary X-ray diffraction analysis of catalase HPII from Escherichia coli.
Journal of molecular biology 1990;213(2):219-20.
1989: Michael Mulvey; Peter C Loewen
Nucleotide sequence of katF of Escherichia coli suggests KatF protein is a novel sigma transcription factor.
Nucleic acids research 1989;17(23):9979-91.
1989: Peter C Loewen
Genetic mapping of katB, a locus that affects catalase 2 levels in Bacillus subtilis.
Canadian journal of microbiology 1989;35(8):807-10.
1988: Michael Mulvey; P A Sorby; Barbara L Triggs-Raine; Peter C Loewen
Cloning and physical characterization of katE and katF required for catalase HPII expression in Escherichia coli.
Gene 1988;73(2):337-45.
1988: Barbara L Triggs-Raine; Bradley Doble; Michael Mulvey; P A Sorby; Peter C Loewen
Nucleotide sequence of katG, encoding catalase HPI of Escherichia coli.
Journal of bacteriology 1988;170(9):4415-9.
1988: Peter C Loewen; Jack Switala
Purification and characterization of spore-specific catalase-2 from Bacillus subtilis.
Biochemistry and cell biology = Biochimie et biologie cellulaire 1988;66(7):707-14.
1988: H E Richter; Jack Switala; Peter C Loewen
Effect of ascorbate on oxygen uptake and growth of Escherichia coli B.
Canadian journal of microbiology 1988;34(6):822-5.
1987: Peter C Loewen; Jack Switala
Genetic mapping of katA, a locus that affects catalase 1 level in Bacillus subtilis.
Journal of bacteriology 1987;169(12):5848-51.
1987: Peter C Loewen; Jack Switala
Purification and characterization of catalase-1 from Bacillus subtilis.
Biochemistry and cell biology = Biochimie et biologie cellulaire 1987;65(11):939-47.
1987: Peter C Loewen; Jack Switala
Multiple catalases in Bacillus subtilis.
Journal of bacteriology 1987;169(8):3601-7.
1987: Barbara L Triggs-Raine; Peter C Loewen
Physical characterization of katG, encoding catalase HPI of Escherichia coli.
Gene 1987;52(2-3):121-8.
1986: Peter C Loewen; Jack Switala
Purification and characterization of catalase HPII from Escherichia coli K12.
Biochemistry and cell biology = Biochimie et biologie cellulaire 1986;64(7):638-46.
1985: Peter C Loewen; Jack Switala; Barbara L Triggs-Raine
Catalases HPI and HPII in Escherichia coli are induced independently.
Archives of biochemistry and biophysics 1985;243(1):144-9.
1983: Peter C Loewen; H E Richter
Inhibition of sugar uptake by ascorbic acid in Escherichia coli.
Archives of biochemistry and biophysics 1983;226(2):657-65.
1982: H E Richter; Peter C Loewen
Rapid inactivation of bacteriophage T7 by ascorbic acid is repairable.
Biochimica et biophysica acta 1982;697(1):25-30.
1982: H E Richter; Peter C Loewen
Catalase synthesis in Escherichia coli is not controlled by catabolite repression.
Archives of biochemistry and biophysics 1982;215(1):72-7.