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Jack Switala

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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.
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.
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.

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All Publications

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.
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.
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.
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.
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: 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.
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: 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: 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: Jack Switala; Peter C Loewen
Diversity of properties among catalases.
Archives of biochemistry and biophysics 2002;401(2):145-54.
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.
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.
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.
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: 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: 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: Nancy A Buchmeier; Stephen J Libby; Y Xu; P C Loewen; Jack Switala; Donald G Guiney; Ferric C Fang
DNA repair is more important than catalase for Salmonella virulence in mice.
The Journal of clinical investigation 1995;95(3):1047-53.
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.
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: 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.
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.
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.
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.