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Genomes and Genes | sodASummaryGene Symbol: sodA Description: superoxide dismutase, Mn Alias: ECK3901, JW3879 Species: Top Publications
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Publications
Unique stress response to the lactoperoxidase-thiocyanate enzyme system in Escherichia coliJan Sermon
Laboratory of Food Microbiology, Katholieke Universiteit Leuven, Kasteelpark Arenberg 22, 3001 Leuven Heverlee, Belgium
Res Microbiol 156:225-32. 2005..However, analysis of specific promoters of known stress genes showed some of these, including recA, dnaK and sodA, to be inducible by the lactoperoxidase-thiocyanate enzyme system...- Removing a hydrogen bond in the dimer interface of Escherichia coli manganese superoxide dismutase alters structure and reactivityR A Edwards
Centre for Structural Biology, Institute of Fundamental Sciences, Massey University, Palmerston North, New Zealand
Biochemistry 40:4622-32. 2001..These results imply that hydrogen bonding of the H30 imidazole N--H group plays a key role in substrate binding and catalysis... - Hydrogen peroxide activates the SoxRS regulon in vivoM Manchado
Departamento de Bioquimica y Biologia Molecular, Universidad de Cordoba, 14071 Cordoba, Spain
J Bacteriol 182:6842-4. 2000..SoxR-dependent inductions of 7. 3-, 7.6-, 4.6-, 2.2-, and 2.6-fold were quantified for soxS, micF, sodA, inaA, and fpr transcripts, respectively... - Why superoxide imposes an aromatic amino acid auxotrophy on Escherichia coli. The transketolase connectionL Benov
Department of Biochemistry, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 274:4202-6. 1999..It does so by oxidizing the 1, 2-dihydroxyethyl thiamine pyrophosphate intermediate of transketolase and inactivating this enzyme... - Role of metallothioneins in superoxide radical generation during copper redox cycling: defining the fundamental function of metallothioneinsMaud Achard-Joris
UMR 5805 CNRS Universite Bordeaux 1, Team Géochimie et Ecotoxicologie des Métaux dans les systèmes Aquatiques, Station Marine d Arcachon, Place du Dr Peyneau, 33120 Arcachon, France
Biochimie 89:1474-88. 2007..To test their antioxidant properties, MTs were expressed within the cytoplasm of a sodA sodB deficient mutated strain (QC1726)... - A glutamate bridge is essential for dimer stability and metal selectivity in manganese superoxide dismutaseM M Whittaker
Department of Biochemistry and Molecular Biology, Oregon Graduate Institute of Science and Technology, Portland, Oregon 97291 1000, USA
J Biol Chem 273:22188-93. 1998..Growth of sodA+ and sodA- E... - Mutagenesis of a proton linkage pathway in Escherichia coli manganese superoxide dismutaseM M Whittaker
Department of Biochemistry and Molecular Biology, Oregon Graduate Institute of Science and Technology, P O Box 91000, Portland, Oregon 97291 1000, USA
Biochemistry 36:8923-31. 1997.... - Paramagnetic NMR spectroscopy of native and cobalt substituted manganese superoxide dismutase from Escherichia coliJ P Renault
Laboratoire de Chimie Bioorganique, Institut de Chimie Moléculaire d Orsay, Universite Paris Sud, France
FEBS Lett 401:15-9. 1997..coli MnSOD differs from those of Co(II)SOD from other bacterial sources. This suggests that Co(II) substitution is an efficient method to address the problem of metal ion selectivity in superoxide dismutase... - Transcriptional activation of promoters of the superoxide and multiple antibiotic resistance regulons by Rob, a binding protein of the Escherichia coli origin of chromosomal replicationK W Jair
Department of Biological Sciences, University of Maryland Baltimore County, 21228, USA
J Bacteriol 178:2507-13. 1996..We found that Rob (i) activates the transcription of zwf,fpr,fumC, micF, nfo, and sodA, (ii) requires a 21-bp soxbox-marbox-robbox sequence to activate zwf transcription, (iii) protects the soxbox/.. - NADPH inhibits transcription of the Escherichia coli manganese superoxide dismutase gene (sodA) in vitroP R Gardner
Department of Biochemistry, Duke University Medical Center, Durham, North Carolina 27710
J Biol Chem 268:12958-63. 1993..beta-mercaptoethanol suppress transcription of the Escherichia coli manganese-containing superoxide dismutase gene (sodA) in an in vitro coupled transcription plus translation system (Gardner, P. R., and Fridovich, I. (1987) J. Biol... - Structural and kinetic study of differences between human and Escherichia coli manganese superoxide dismutasesJiayin Zheng
Department of Pharmacology and Therapeutics, University of Florida, Gainesville, Florida 32610, USA
Biochemistry 46:14830-7. 2007..These data emphasize the role of residue 66 in catalysis and inhibition and provide a structural explanation for differences in catalytic properties between human and certain bacterial forms of MnSOD... - Characterization of cis-acting regulatory mutations causing anaerobic expression of the sodA gene in Escherichia coliS W Bowen
Department of Biochemistry, North Carolina State University, Raleigh 27695
Arch Biochem Biophys 302:372-9. 1993..To further investigate the mode of regulation of the gene (sodA) encoding this enzyme, cis-acting regulatory mutations in a strain containing a sodA::lacZ gene fusion were studied... - The effects of fur on the transcriptional and post-transcriptional regulation of MnSOD gene (sodA) in Escherichia coliL W Schrum
Department of Biochemistry, North Carolina State University, Raleigh 27695 7622
Arch Biochem Biophys 309:288-92. 1994..studies have shown that the Fur (ferric uptake regulation) protein acts as an anaerobic/aerobic repressor of MnSOD (sodA) expression... - Stability of Escherichia coli sodA mRNA and identification of the transcriptional start site(s) under different environmental and oxidative stressesL W Schrum
Department of Microbiology, North Carolina State University, Raleigh 27695 7615
Free Radic Biol Med 17:209-13. 1994Manganese-containing superoxide dismutase (MnSOD-sodA) in Escherichia coli (E. coli) is regulated at the transcriptional level as observed in studies using both operon and gene fusions... - Roles of manganese and iron in the regulation of the biosynthesis of manganese-superoxide dismutase in Escherichia coliH M Hassan
Department of Microbiology, North Carolina State University, Raleigh 27695 7615
FEMS Microbiol Rev 14:315-23. 1994..A model for the regulation of the MnSOD has been proposed in which the MnSOD gene (sodA) is negatively regulated at the level of transcription by an iron-containing redox-sensitive repressor protein... - Novel insights into the basis for Escherichia coli superoxide dismutase's metal ion specificity from Mn-substituted FeSOD and its very high E(m)C K Vance
Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
Biochemistry 40:13079-87. 2001..Thus, coordinated solvent molecules may have widespread significance as "adapters" by which proteins can control the reactivity of bound metal ions... - Polyphosphate accumulation and oxidative DNA damage in superoxide dismutase-deficient Escherichia coliM A Al-Maghrebi
The Department of Biochemistry, Faculty of Medicine, Kuwait University, Safat, Kuwait
Free Radic Biol Med 31:1352-9. 2001..It is thus suggested that accumulation of poly P and rpoS induction cannot compensate for the lack of cytosolic SODs for survival in stationary phase... - Spectroscopic and computational studies of the azide-adduct of manganese superoxide dismutase: definitive assignment of the ligand responsible for the low-temperature thermochromismTimothy A Jackson
Department of Chemistry, University of Wisconsin Madison, 53706, USA
J Am Chem Soc 126:12477-91. 2004..These results further highlight the role that second-sphere residues, especially Tyr34, play in tuning substrate (analog)/metal ion interactions... - Electrochemistry and electrocatalytic activities of superoxide dismutases at gold electrodes modified with a self-assembled monolayerYang Tian
Department of Electronic Chemistry, Interdisciplinary Graduate School of Science and Engineering, Tokyo Institute of Technology, 4259 Nagatsuta, Midori ku, Yokohama 226 8502, Japan
Anal Chem 76:4162-8. 2004..Further potential applications for in vivo determination of O(2)(*)(-) is also suggested... - [The role of antioxidant systems in the response of Escherichia coli to acetamidophenol and some antibiotics]G V Smirnova
Mikrobiologiia 74:149-56. 2005..glutathione ratio in the cells by 50%, while it enhanced the expression of the antioxidant genes soxS and sodA by 2.7 and 1.8 times, respectively... - Kinetic analysis of the metal binding mechanism of Escherichia coli manganese superoxide dismutaseMei M Whittaker
Department of Environmental and Biomolecular Systems, OGI School of Science and Engineering, Oregon Health and Science University, Beaverton, Oregon 97006, USA
Biophys J 90:598-607. 2006..4 min(-1)). A domain-separation mechanism is proposed for metal uptake by apo-MnSOD... - Dynamics of immobilized and native Escherichia coli dihydrofolate reductase by quasielastic neutron scatteringM Tehei
Department of Biological Sciences, University of Waikato, Hamilton, New Zealand
Biophys J 90:1090-7. 2006..coli DHFR. However, the immobilization of the DHFR is on the exterior of the enzyme and essentially distal to the active site, thus this phenomenon has broad implications for the action of drugs distal to the active site... - A high-throughput approach to promoter study using green fluorescent proteinCanghai Lu
Center for Advanced Sensor Technology, Department of Chemical and Biochemical Engineering, University of Maryland Baltimore County, 1000 Hilltop Circle, Baltimore, Maryland 21250, USA
Biotechnol Prog 20:1634-40. 2004..In the study described here, an overexpression promoter (pBAD promoter) and two comparatively weak promoters (sodA and acnA in Escherichia coli SoxRS regulon) were studied in both endpoint and kinetics formats... - Mechanisms of protective functions of Escherichia coli polyamines against toxic effect of paraquat, which causes superoxide stressA G Tkachenko
Institute of Ecology and Genetics of Microorganisms, Ural Branch, Russian Academy of Sciences, Perm 614081, Russia
Biochemistry (Mosc) 69:188-94. 2004..about 40%), and average (60-80%) stimulation was observed for the stress induction of nfo (endonuclease IV), sodA (superoxide dismutase), and the soxS gene of the transcriptional regulator, respectively... - Comparisons of oxidative stress response genes in aerobic Escherichia coli fermentationsCanghai Lu
Department of Chemical and Biochemical Engineering, University of Maryland Baltimore County, Baltimore, MD 21250, USA
Biotechnol Bioeng 83:864-70. 2003The promoter regions of five SoxRS regulon genes (sodA, fumC, zwf, acnA, and acrAB) and one SoxRS regulatory protein gene (soxS) were inserted upstream of the gene of green fluorescent protein (GFP) in pGlow-TOPO... - Comparison and contrasts between the active site PKs of Mn-superoxide dismutase and those of Fe-superoxide dismutaseJames Maliekal
Departments of Chemistry and Biochemistry, University of Kentucky, Lexington, Kentucky 40506 0055, USA
J Am Chem Soc 124:15064-75. 2002..J. Mol. Biol. 2000, 296, 951-959]... - Induction of the soxRS regulon of Escherichia coli by glycolaldehydeLudmil Benov
Department of Biochemistry, Faculty of Medicine, Kuwait University, P O Box 24923, Safat, Kuwait
Arch Biochem Biophys 407:45-8. 2002..All of these suggest that superoxide radicals produced by the oxidation of glycolaldehyde played a key role in the induction... - Probing the adaptive response of Escherichia coli to extracellular Zn(II)Tara K Sigdel
Department of Chemistry and Biochemistry, Miami University, 112 Hughes Hall, Oxford, OH 45056, USA
Biometals 19:461-71. 2006..coli proteins, and the results are discussed in light of recent genomic profiling studies on the adaptive response of E. coli cells to stress by Zn(II) excess... - Involvement of superoxide dismutases in the response of Escherichia coli to selenium oxidesMagali Bebien
CEN Cadarache DSV DEVM Laboratoire de Bioénergétique Cellulaire, Univ Méditerranée CEA 1000, 13108 Saint Paul lez Durance Cedex, France
J Bacteriol 184:1556-64. 2002..induction of 8 enzymes with antioxidant properties, particularly the manganese and iron superoxide dismutases (SodA and SodB)... - Consequences of MnSOD interactions with nitric oxide: nitric oxide dismutation and the generation of peroxynitrite and hydrogen peroxideMilos R Filipović
Department of Chemistry, University of Belgrade, Studentski trg 12 16, Belgrade, Serbia
Free Radic Res 41:62-72. 2007..The interaction of *NO with MnSOD may represent a novel mechanism by which MnSOD protects the cell from deleterious effects associated with overproduction of *NO... - Coupled redox potentials in manganese and iron superoxide dismutases from reaction kinetics and density functional/electrostatics calculationsWen Ge Han
Department of Molecular Biology, TPC15, The Scripps Research Institute, 10550 N Torrey Pines Road, La Jolla, California 92037, USA
Inorg Chem 41:205-18. 2002..The order DeltaE(redox) degrees (human wild-type) < DeltaE(redox) degrees (T. thermophilus) < DeltaE(redox) degrees (E. coli) < DeltaE(redox) degrees (Q143N) for MnSOD proteins is predicted by the DF/electrostatics calculations... - Superoxide dismutase protects Escherichia coli against killing by human serumD C McManus
Guelph Waterloo Centre for Graduate Work in Chemistry, Department of Chemistry and Biochemistry, University of Guelph, Ontario, Canada
Arch Biochem Biophys 317:57-61. 1995..serum and neutrophils, we constructed isogenic, smooth-lipopolysaccharide K-12 strains, either sod wild-type, delta sodA, or delta sodA delta sodB... - Binding of integration host factor (IHF) to the Escherichia coli sodA gene and its role in the regulation of a sodA-lacZ fusion geneD G Presutti
Department of Microbiology, North Carolina State University, Raleigh 27695 7615
Mol Gen Genet 246:228-35. 1995..mobility-shift assay to reveal specific DNA-protein interactions between DNA fragments containing the sodA promoter and proteins present in Escherichia coli cell-free extracts. We have shown specific binding of several E... - Superoxide dismutase protects against aerobic heat shock in Escherichia coliL Benov
Department of Biochemistry, Duke University Medical Center, Durham, North Carolina 27710, USA
J Bacteriol 177:3344-6. 1995Exposure of a superoxide dismutase-null (sodA sodB) strain of Escherichia coli to aerobic heat stress (45 to 48 degrees C) caused a profound loss of viability, whereas the same heat stress applied anaerobically had a negligible effect... - Anaerobic induction of ProMn-superoxide dismutase in Escherichia coliC T Privalle
Department of Biochemistry, Duke University Medical Center, Durham, North Carolina 27710
J Biol Chem 264:2758-63. 1989..A strain of E. coli bearing a multicopy plasmid carrying the MnSOD gene (sodA) overproduces inactive MnSOD 19-fold compared to the parent strain under anaerobic conditions. Strains of E... - Use of site-directed mutagenesis to identify an upstream regulatory sequence of sodA gene of Escherichia coli K-12S M Naik
Department of Food Science, North Carolina State University, Raleigh 27695 7624
Proc Natl Acad Sci U S A 87:2618-22. 1990Mn-containing superoxide dismutase (SodA; superoxide:superoxide oxidoreductase, EC 1.15.1.1) biosynthesis in Escherichia coli is regulated by several environmental stimuli... - Control of Escherichia coli superoxide dismutase (sodA and sodB) genes by the ferric uptake regulation (fur) locusE C Niederhoffer
Isotope and Structural Chemistry Group INC 4, Los Alamos, National Laboratory, New Mexico 87545
J Bacteriol 172:1930-8. 1990..Examination of beta-galactosidase activity coded from a chromosomal phi(sodA'-'lacZ) fusion suggests that metallated Fur protein acts as a transcriptional repressor of sodA (manganese .. - Novel effect of aromatic compounds on the iron-dependent expression of the Escherichia coli K12 manganese superoxide dismutase (sodA) geneE C Niederhoffer
Stable Isotope Resource, Los Alamos National Laboratory, NM 87545
Biol Met 3:237-41. 1990In Escherichia coli, the superoxide dismutase genes (sodA and sodB) sense the availability of Fe through the action of the fur locus [E. C. Niederhoffer, C. M. Naranjo, K. L. Bradley, J. A... - Two global regulators repress the anaerobic expression of MnSOD in Escherichia coli::Fur (ferric uptake regulation) and Arc (aerobic respiration control)B Tardat
Institut Jacques Monod, CNRS, Universite Paris 7, France
Mol Microbiol 5:455-65. 1991The expression of sodA, the Escherichia coli gene encoding manganese superoxide dismutase (MnSOD) is induced by aerobiosis and superoxide generators such as paraquat... - Isolation and genetic analysis of a mutation that suppresses the auxotrophies of superoxide dismutase-deficient Escherichia coli K12J A Imlay
Department of Biochemistry, Duke University Medical Center, Durham, North Carolina 27710
Mol Gen Genet 228:410-6. 1991..The viability of these pseudorevertants indicates that superoxide-sensitive biosynthetic enzymes do retain some function in SOD-deficient cells during aerobic growth... - Regulation of sod genes in Escherichia coli: relevance to superoxide dismutase functionJ A Fee
Biochemistry Section, Los Alamos National Laboratory, Los Alamos, New Mexico 87545
Mol Microbiol 5:2599-610. 1991..of environmental perturbations on the expression of the two superoxide dismutase (SOD) genes in Escherichia coli (sodA, MnSOD; sodB, FeSOD)... - Transcriptional and maturational effects of manganese and iron on the biosynthesis of manganese-superoxide dismutase in Escherichia coliC T Privalle
Department of Biochemistry, Duke University Medical Center, Durham, North Carolina 27710
J Biol Chem 267:9140-5. 1992..A tac-sodA operon fusion was used to examine the effects of chelating agents and metals on maturation of nascent MnSOD, .. - The structural biochemistry of the superoxide dismutasesJ J P Perry
Skaggs Institute for Chemical Biology and Department of Molecular Biology, The Scripps Research Institute, La Jolla, CA 92037, USA
Biochim Biophys Acta 1804:245-62. 2010.... - Mapping, cloning, expression, and sequencing of the rhaT gene, which encodes a novel L-rhamnose-H+ transport protein in Salmonella typhimurium and Escherichia coliC G Tate
Department of Biochemistry, University of Cambridge, United Kingdom
J Biol Chem 267:6923-32. 1992..The rhaT gene was mapped on the E. coli chromosome between rhaR and sodA at 87... - Nucleotide sequence of the rhaR-sodA interval specifying rhaT in Escherichia coliC Garcia-Martin
Department of Biochemistry, School of Pharmacy, University of Barcelona, Spain
J Gen Microbiol 138:1109-16. 1992The precise location of the rhaT gene, encoding rhamnose permease, has been established between sodA and rhaC at 3605-3607 kb of Kohara's physical map, which corresponds to 88.4 min on the Escherichia coli chromosomal map... - Transcriptional regulation of Mn-superoxide dismutase gene (sodA) of Escherichia coli is stimulated by DNA gyrase inhibitorsL W Schrum
Department of Biochemistry, North Carolina State University, Raleigh 27695 7622
Arch Biochem Biophys 299:185-92. 1992The expression of manganese-containing superoxide dismutase (sodA) in Escherichia coli using sodA::lacZ gene fusion was found to be stimulated by DNA gyrase inhibitors, nalidixic acid, or coumermycin A1... - The amino acid sequence of mangano superoxide dismutase from Escherichia coli BH M Steinman
J Biol Chem 253:8708-20. 1978..The amino acid sequence listed below corresponds to a molecular weight of 22,900 and appears to be identical in each subunit polypeptide of the native enzyme dimer. formula: (see text)... - Isolation of superoxide dismutase mutants in Escherichia coli: is superoxide dismutase necessary for aerobic life?A Carlioz
EMBO J 5:623-30. 1986..carrying the chloramphenicol resistance marker have been inserted into the cloned Escherichia coli genes sodA and sodB coding for manganese superoxide dismutase (MnSOD) and iron superoxide dismutase (FeSOD) respectively, .. - Chromosomal antioxidant genes have metal ion-specific roles as determinants of bacterial metal toleranceJoe J Harrison
Department of Biological Sciences, University of Calgary, N W Calgary, Alberta, Canada
Environ Microbiol 11:2491-509. 2009..This characterized approximately 250 gene-metal combinations and identified that sodA, sodB, gor, trxA, gshA, grxA and marR have distinct roles in safeguarding or sensitizing cells to different toxic .. - Spectroscopic comparisons of the pH dependencies of Fe-substituted (Mn)superoxide dismutase and Fe-superoxide dismutaseC K Vance
Jenkins Department of Biophysics, The Johns Hopkins University, Baltimore, Maryland 21218, USA
Biochemistry 37:5518-27. 1998.... - A superoxide dismutase mimic protects sodA sodB Escherichia coli against aerobic heating and stationary-phase deathL Benov
Department of Biochemistry, Duke University Medical Center, Durham, North Carolina 27710, USA
Arch Biochem Biophys 322:291-4. 1995..In support of this conclusion are the following observations: (a) Stationary-phase death was apparent in the sodA sodB, but not in the superoxide dismutase (SOD)-competent parental strain; (b) Stationary phase death in the sodA .. - Inductions of superoxide dismutases in Escherichia coli under anaerobic conditions. Accumulation of an inactive form of the manganese enzymeC T Privalle
Department of Biochemistry, Duke University Medical Center, Durham, North Carolina 27710
J Biol Chem 263:4274-9. 1988.... - Enzymic and chemical reduction of the iron center of the Escherichia coli ribonucleotide reductase protein R2. The role of the C-terminusJ Coves
Laboratoire d Etudes Dynamiques et Structurales de la Sélectivité, Universite Joseph Fourier, Grenoble, France
Eur J Biochem 233:357-63. 1995..The properties of the model reaction are described... - Lethal oxidative damage and mutagenesis are generated by iron in delta fur mutants of Escherichia coli: protective role of superoxide dismutaseD Touati
Institut Jacques Monod, Centre National de la Recherche Scientifique, Universite Paris 7, France
J Bacteriol 177:2305-14. 1995..Similarly, SOD deficiency rendered sodA sodB recA mutants nonviable under aerobic conditions... - Temperature-dependent coordination in E. coli manganese superoxide dismutaseLeandro C Tabares
Service de Bioenergetique, DBJC, CNRS URA 2096, CEA Saclay, 91191 Gif sur Yvette, France, Centre de Genetique Moleculaire, CNRS, 91198 Gif sur Yvette, France
J Am Chem Soc 127:6039-47. 2005..spheroides photosynthetic reaction centers and the values predicted by the superposition model are discussed... - High lipophilicity of meta Mn(III) N-alkylpyridylporphyrin-based superoxide dismutase mimics compensates for their lower antioxidant potency and makes them as effective as ortho analogues in protecting superoxide dismutase-deficient Escherichia coliIvan Kos
Department of Radiation Oncology, Duke University Medical School, Durham, North Carolina 27710, USA
J Med Chem 52:7868-72. 2009..coli. Thus meta isomers may be prospective therapeutics as are ortho porphyrins... - Bacterial toxicity of potassium tellurite: unveiling an ancient enigmaJose M Perez
Laboratorio de Microbiologia Molecular, Facultad de Quimica y Biologia, Universidad de Santiago de Chile, Santiago, Chile
PLoS ONE 2:e211. 2007..Fe-S] enzymes such as aconitase, vi) increase of superoxide dismutase (SOD) activity, vii) increase of sodA, sodB and soxS mRNA transcription, and viii) generation of superoxide radical during in vitro enzymatic reduction .. - Metabolic alternations in SOD-deficient Escherichia coli cells when cultivated under oxidative stress from photoexcited titanium dioxideYoshihiro Ojima
Division of Chemical Engineering, Department of Materials Engineering Science, Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka, 560 8531, Japan
Biotechnol Lett 30:1107-13. 2008..These results suggest that the stress-suffering cells switch the metabolic pathway into a "suppressed aerobiosis", possibly for lowering the generation of reactive oxygen species... - Superoxide protects Escherichia coli from bleomycin mediated lethalityRichard M Burger
Public Health Research Institute, New Jersey Medical School, UMDNJ, Newark, 07103, USA
J Inorg Biochem 103:1273-7. 2009..Thus, superoxide interferes with bleomycin cytotoxicity in ways not readily explained by genetic pathways expected to protect from oxidative damage... - Response of superoxide dismutase, catalase, and ATPase activity in bacteria exposed to acetamipridXiao Hua Yao
College of Life Sciences, Zhejiang University, Hangzhou 310058, Zhejiang, China
Biomed Environ Sci 19:309-14. 2006..To investigate how acetamiprid, a new insecticide, affects the activity of superoxide dismutase (SOD), catalase (CAT), and ATPase and the SOD isozyme patterns in two G bacteria, E. coli K12 and Pse.FH2, and one G+ bacterum, B. subtilis... - Adapted tolerance to benzalkonium chloride in Escherichia coli K-12 studied by transcriptome and proteome analysesErlend Bore
MATFORSK, Norwegian Food Research Institute, Osloveien 1, N 1430 As, Norway
Microbiology 153:935-46. 2007..The results revealed that BC treatment might result in superoxide stress in E. coli... - Oxidative stress as a trigger for growth phase-specific sigmaE-dependent cell lysis in Escherichia coliRashed Noor
Applied Molecular Bioscience, Graduate School of Medicine, Yamaguchi University, Ube, Japan
J Mol Microbiol Biotechnol 17:177-87. 2009..In the wild-type strain, both sodA, encoding superoxide dismutase, and katE plasmid clones almost completely suppressed cell lysis, largely reduced .. - Effects of substrate analogues and pH on manganese superoxide dismutasesLeandro C Tabares
Service de Bioenergetique, DBJC, CNRS URA 2096, CEA Saclay, 91191 Gif sur Yvette, France
Biochemistry 45:1919-29. 2006..coli and the Gly155Thr mutant of the cambialistic SOD from Porphyromonas gingivalis. A model for anion binding and the observed pK involving tyrosine-34 is presented... - The effects of Pycnogenol on DNA damage in vitro and expression of superoxide dismutase and HP1 in Escherichia coli SOD and catalase deficient mutant cellsYoung Gon Kim
Biological Science, College of Natural Sciences, Chosun University, Kwangju, Korea
Phytother Res 18:900-5. 2004..All together, our data indicate that PYC under some circumstances can enhance oxidative stress-mediated DNA damage in vitro and in vivo... - Stress and survival of aging Escherichia coli rpoS coloniesClaude Saint-Ruf
Laboratoire de Génétique Moléculaire Evolutive et Médicale, INSERM U571, Faculte de Medecine Necker Enfants Malades, Universite Paris V, 75730 Cedex 15, France
Genetics 168:541-6. 2004..By measuring cell viability and by transcriptome analysis, here we show that rpoS cells as well as wild-type cells survive when they form colonies on solid media... - Regulatory roles of Fnr, Fur, and Arc in expression of manganese-containing superoxide dismutase in Escherichia coliH M Hassan
Department of Biochemistry, North Carolina State University, Raleigh 27695 7622
Proc Natl Acad Sci U S A 89:3217-21. 1992Transcriptional regulation of the sodA gene, encoding the manganese superoxide dismutase (superoxide: superoxide oxidoreductase, EC 1.15.1... - Transcriptional and posttranscriptional regulation of manganese superoxide dismutase biosynthesis in Escherichia coli, studied with operon and protein fusionsD Touati
Laboratoire Génétique et Membranes, Institut Jacques Monod, Paris, France
J Bacteriol 170:2511-20. 1988Protein and operon fusions between the manganese superoxide dismutase (MnSOD) gene, sodA, and genes of the lactose operon were constructed in an attempt to explore the effects of various factors on MnSOD expression and the level at which .. - Structure and gene expression of the E. coli Mn-superoxide dismutase geneY Takeda
Nucleic Acids Res 14:4577-89. 1986..Thus, the Mn-SOD gene constitutes a single gene operon. There is an almost perfect 19 base palindrome at the -35 region. The position and the size of the palindrome suggest that this could be a regulatory site... - Induction of superoxide dismutase in Escherichia coli by heat shockC T Privalle
Proc Natl Acad Sci U S A 84:2723-6. 1987..Induction of MnSOD appeared to be a response to a heat-mediated increase in O2- production because it was dioxygen-dependent and because heating to 48 degrees C doubled the cyanide-resistant fraction of the total respiration... - Cloning and mapping of the manganese superoxide dismutase gene (sodA) of Escherichia coli K-12D Touati
J Bacteriol 155:1078-87. 1983..analysis and two-dimensional O'Farrell polyacrylamide gel electrophoresis demonstrated that the structural gene, sodA, of manganese superoxide dismutase was cloned... - Interaction of six global transcription regulators in expression of manganese superoxide dismutase in Escherichia coli K-12I Compan
Institut Jacques Monod, Centre National de la Recherche Scientifique, Universite Paris 7, France
J Bacteriol 175:1687-96. 1993Transcription of the sodA gene of Escherichia coli, which encodes manganese superoxide dismutase, is governed by six global regulators: the product of the soxRS locus (superoxide response) and mutated alleles of the soxQ locus (such as .. - Superoxide dependence of the toxicity of short chain sugarsL Benov
Department of Biochemistry, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 273:25741-4. 1998Erythrose inhibited the growth of a sodA sodB strain of Escherichia coli under aerobiosis; but did not inhibit anaerobic growth of the sodA sodB strain, or the aerobic growth of the superoxide dismutase (SOD)-competent parental strain... - Cryo-trapping the six-coordinate, distorted-octahedral active site of manganese superoxide dismutaseG E Borgstahl
Department of Chemistry, The University of Toledo, 2801 West Bancroft Street, Toledo, OH 43606, USA
J Mol Biol 296:951-9. 2000..The gateway residues Tyr34, His30 and a tightly bound water molecule are implicated in closing-off the active site and blocking the escape route of the sixth ligand... - Outer sphere mutations perturb metal reactivity in manganese superoxide dismutaseR A Edwards
Centre for Structural Biology, Institutes of Fundamental Sciences and Molecular BioSciences, Massey University, Palmerston North, New Zealand
Biochemistry 40:15-27. 2001..Mutation of glutamine 146 disrupts the hydrogen-bonding network in the active site and has a greater effect on protein structure than does the Y34F mutant, with rearrangement of the tyrosine 34 and tryptophan 128 side chains... - Glycerol metabolism in superoxide dismutase-deficient Escherichia coliL Benov
Department of Biochemistry, Faculty of Medicine, Kuwait University, Safat
Free Radic Res 35:867-72. 2001..This factor seems to be part of a proteolytic system, which recognizes and degrades oxidatively modified proteins... - Escherichia coli aconitases and oxidative stress: post-transcriptional regulation of sodA expressionYue Tang
The Krebs Institute for Biomolecular Research, Department of Molecular Biology and Biotechnology, University of Sheffield, Western Bank, Sheffield S10 2TN, UK
Microbiology 148:1027-37. 2002..Proteomic analyses further revealed that the level of superoxide dismutase (SodA) is enhanced in acnB and acnAB mutants, and by exposure to methyl viologen... - Manganese supplementation relieves the phenotypic deficits seen in superoxide-dismutase-null Escherichia coliMay Al-Maghrebi
Department of Biochemistry, Faculty of Medicine, Kuwait University, P O Box 24923, Safat 13110, Kuwait
Arch Biochem Biophys 402:104-9. 2002..The high-molecular-weight activity was sensitive to proteolysis. Hence this activity is likely associated with low-affinity binding of Mn to proteins... - Calorimetric studies on the tight binding metal interactions of Escherichia coli manganese superoxide dismutaseKazunori Mizuno
Department of Research, Shriners Hospital for Children, Portland, Oregon 97239, USA
J Biol Chem 279:27339-44. 2004..For manganese and iron complexes, an oxidation state-dependent binding affinity reflects the protein perturbation of the metal redox potential... - Source of tryptone in growth medium affects oxidative stress resistance in Escherichia coliP De Spiegeleer
Laboratory of Food Microbiology, Katholieke Universiteit Leuven, Leuven, Belgium
J Appl Microbiol 97:124-33. 2004..To investigate the influence of the source of tryptone in the growth medium on the resistance of Escherichia coli to various types of oxidative stress... - Complementation of SOD-deficient Escherichia coli by manganese porphyrin mimics of superoxide dismutase activityAyako Okado-Matsumoto
Department of Biochemistry, Duke University Medical Center, Durham, NC 27710, USA
Free Radic Biol Med 37:401-10. 2004..The greater efficacy of the more lipophilic compounds was achieved at the cost of greater toxicity that became apparent when these compounds were applied at higher concentrations... - Combined spectroscopic/computational studies on Fe- and Mn-dependent superoxide dismutases: insights into second-sphere tuning of active site propertiesTimothy A Jackson
Department of Chemistry, University of Wisconsin, Madison, Wisconsin 53706, USA
Acc Chem Res 37:461-70. 2004..Results from our research described in this Account reveal that second-sphere residues are critically involved in controlling both thermodynamic and kinetic properties of the Fe- and MnSOD active sites... - A comparison of evolutionary rates of the two major kinds of superoxide dismutaseM W Smith
Center for Molecular Genetics, University of California, San Diego, La Jolla 92093 0634
J Mol Evol 34:175-84. 1992....