Structural and functional characterisation of the chlorite dismutase from the nitrite-oxidizing bacterium "Candidatus Nitrospira defluvii": identification of a catalytically important amino acid residue

Structural and functional characterisation of the chlorite dismutase from the nitrite-oxidizing bacterium "Candidatus Nitrospira defluvii": identification of a catalytically important amino acid residue

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Unexpected Diversity of Chlorite Dismutases: a Catalytically Efficient Dimeric Enzyme from Nitrobacter winogradskyi Manipulating Conserved Heme Cavity Residues of Chlorite Dismutase: Effect on Structure, Redox Chemistry, and Reactivity Dimeric chlorite dismutase from the nitrogen-fixing cyanobacterium Cyanothece sp. PCC7425 Substrate, product, and cofactor: The extraordinarily flexible relationship between the CDE superfamily and heme Redox thermodynamics of high-spin and low-spin forms of chlorite dismutases with diverse subunit and oligomeric structures.The chlorite dismutase (HemQ) from Staphylococcus aureus has a redox-sensitive heme and is associated with the small colony variant phenotype.Metagenomic analyses reveal phylogenetic diversity of carboxypeptidase gene sequences in activated sludge of a wastewater treatment plant in Shanghai, China Methane oxidation linked to chlorite dismutation.A dimeric chlorite dismutase exhibits O2-generating activity and acts as a chlorite antioxidant in Klebsiella pneumoniae MGH 78578.Peroxidase-type reactions suggest a heterolytic/nucleophilic O-O joining mechanism in the heme-dependent chlorite dismutase.HemQ: An iron-coproporphyrin oxidative decarboxylase for protoheme synthesis in Firmicutes and Actinobacteria.Structure and heme-binding properties of HemQ (chlorite dismutase-like protein) from Listeria monocytogenes.Genetic dissection of chlorate respiration in Pseudomonas stutzeri PDA reveals syntrophic (per)chlorate reduction.Evolutionary relationships between heme-binding ferredoxin α + β barrels.Understanding how the distal environment directs reactivity in chlorite dismutase: spectroscopy and reactivity of Arg183 mutants.Understanding the roles of strictly conserved tryptophan residues in O2 producing chlorite dismutases Production of dioxygen in the dark: dismutases of oxyanions.Bacterial oxygen production in the dark.Chlorite dismutases - a heme enzyme family for use in bioremediation and generation of molecular oxygen.From chlorite dismutase towards HemQ - the role of the proximal H-bonding network in haeme binding.Hydrogen peroxide-mediated conversion of coproheme to heme b by HemQ-lessons from the first crystal structure and kinetic studies.Chemistry and Molecular Dynamics Simulations of Heme b-HemQ and Coproheme-HemQ.The HemQ coprohaem decarboxylase generates reactive oxygen species: implications for the evolution of classical haem biosynthesis.Transiently produced hypochlorite is responsible for the irreversible inhibition of chlorite dismutase.Synthetic and Evolutionary Construction of a Chlorate-Reducing Shewanella oneidensis MR-1.Chlorite dismutases, DyPs, and EfeB: 3 microbial heme enzyme families comprise the CDE structural superfamily Impact of subunit and oligomeric structure on the thermal and conformational stability of chlorite dismutases Structure and evolution of chlorate reduction composite transposons.Investigation of ion binding in chlorite dismutases by means of molecular dynamics simulations.Isolation of sublineage I Nitrospira by a novel cultivation strategy.Molecular Mechanism of Enzymatic Chlorite Detoxification: Insights from Structural and Kinetic Studies.A dominant homolytic O-Cl bond cleavage with low-spin triplet-state Fe(IV)=O formed is revealed in the mechanism of heme-dependent chlorite dismutase.Characterizing Isozymes of Chlorite Dismutase for Water Treatment.Active Sites of O2-Evolving Chlorite Dismutases Probed by Halides and Hydroxides and New Iron-Ligand Vibrational Correlations.Coproheme decarboxylases - Phylogenetic prediction versus biochemical experiments.Distinguishing active site characteristics of chlorite dismutases with their cyanide complexes.Cultivation and Genomic Analysis of “Candidatus Nitrosocaldus islandicus,” an Obligately Thermophilic, Ammonia-Oxidizing Thaumarchaeon from a Hot Spring Biofilm in Graendalur Valley, Iceland.

P2860

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P2860

Structural and functional characterisation of the chlorite dismutase from the nitrite-oxidizing bacterium "Candidatus Nitrospira defluvii": identification of a catalytically important amino acid residue

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2010 թուականի Դեկտեմբերին հրատարակուած գիտական յօդուած

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2010 թվականի դեկտեմբերին հրատարակված գիտական հոդված

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2010年の論文

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2010年論文

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2010年論文

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2010年論文

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