Search Results - "Abicht, Helge K"

Killing of Bacteria by Copper Surfaces Involves Dissolved Copper by Molteni, Cristina, Abicht, Helge K, Solioz, Marc

“…Bacteria are rapidly killed on copper surfaces. However, the mechanism of this process remains unclear. Using Enterococcus hirae, the effect of inactivation of…”
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Response of Gram-positive bacteria to copper stress by Solioz, Marc, Abicht, Helge K, Mermod, Mélanie, Mancini, Stefano

“…The Gram-positive bacteria Enterococcus hirae, Lactococcus lactis, and Bacillus subtilis have received wide attention in the study of copper homeostasis…”
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Lactococcus lactis HemW (HemN) is a haem-binding protein with a putative role in haem trafficking by Abicht, Helge K, Martinez, Jacobo, Layer, Gunhild, Jahn, Dieter, Solioz, Marc

“…Lactococcus lactis cannot synthesize haem, but when supplied with haem, expresses a cytochrome bd oxidase. Apart from the cydAB structural genes for this…”
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Genome Sequence of Desulfosporosinus sp. OT, an Acidophilic Sulfate-Reducing Bacterium from Copper Mining Waste in Norilsk, Northern Siberia by Abicht, Helge K, Mancini, Stefano, Karnachuk, Olga V, Solioz, Marc

“…We have sequenced the genome of Desulfosporosinus sp. OT, a Gram-positive, acidophilic sulfate-reducing Firmicute isolated from copper tailing sediment in the…”
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Genome Sequence of Desulfovibrio sp. A2, a Highly Copper Resistant, Sulfate-Reducing Bacterium Isolated from Effluents of a Zinc Smelter at the Urals by Mancini, Stefano, Abicht, Helge K, Karnachuk, Olga V, Solioz, Marc

“…Desulfovibrio sp. A2 is an anaerobic Gram-negative sulfate-reducing bacterium with remarkable tolerance to copper. It was isolated from wastewater effluents of…”
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Non-enzymic copper reduction by menaquinone enhances copper toxicity in Lactococcus lactis IL1403 by Abicht, Helge K, Gonskikh, Yulia, Gerber, Simon D, Solioz, Marc

“…Lactococcus lactis possesses a pronounced extracellular Cu(2+)-reduction activity which leads to the accumulation of Cu(+) in the medium. The kinetics of this…”
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How Periplasmic Thioredoxin TlpA Reduces Bacterial Copper Chaperone ScoI and Cytochrome Oxidase Subunit II (CoxB) Prior to Metallation by Abicht, Helge K., Schärer, Martin A., Quade, Nick, Ledermann, Raphael, Mohorko, Elisabeth, Capitani, Guido, Hennecke, Hauke, Glockshuber, Rudi

“…Two critical cysteine residues in the copper-A site (CuA) on subunit II (CoxB) of bacterial cytochrome c oxidase lie on the periplasmic side of the cytoplasmic…”
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Copper resistance and its regulation in the sulfate-reducing bacterium Desulfosporosinus sp. OT by Mancini, Stefano, Kumar, Ranjeet, Abicht, Helge K, Fischermeier, Elisabeth, Solioz, Marc

“…sp. OT is a Gram-positive, acidophilic sulfate-reducing firmicute isolated from copper tailings sediment in the Norilsk mining-smelting area in Siberia and…”
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A copper‐induced quinone degradation pathway provides protection against combined copper/quinone stress in Lactococcus lactis IL1403 by Mancini, Stefano, Abicht, Helge K., Gonskikh, Yulia, Solioz, Marc

“…Summary Quinones are ubiquitous in the environment. They occur naturally but are also in widespread use in human and industrial activities. Quinones alone are…”
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Copper-induced oxidative stress in rainbow trout gill cells by Bopp, Stephanie K., Abicht, Helge K., Knauer, Katja

“…Copper is known to pose a serious threat to aquatic organisms. However, the mechanisms of its toxicity still remain unclear. Cu is known to exert its toxicity…”
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Thioredoxin-like protein TlpA from Bradyrhizobium japonicum is a reductant for the copper metallochaperone ScoI by Mohorko, Elisabeth, Abicht, Helge K., Bühler, Doris, Glockshuber, Rudi, Hennecke, Hauke, Fischer, Hans-Martin

“…► Protein-disulfide reductases are important in the oxidizing environment of the bacterial periplasm for keeping target proteins with vicinal cysteine residues…”
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Structural basis and mechanism for metallochaperone-assisted assembly of the Cu A center in cytochrome oxidase by Canonica, Fabia, Klose, Daniel, Ledermann, Raphael, Sauer, Maximilian M, Abicht, Helge K, Quade, Nick, Gossert, Alvar D, Chesnov, Serge, Fischer, Hans-Martin, Jeschke, Gunnar, Hennecke, Hauke, Glockshuber, Rudi

“…The mechanisms underlying the biogenesis of the structurally unique, binuclear Cu •Cu redox center (Cu ) on subunit II (CoxB) of cytochrome oxidases have been…”
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Structural basis and mechanism for metallochaperone-assisted assembly of the CuA center in cytochrome oxidase by Canonica, Fabia, Klose, Daniel, Ledermann, Raphael, Sauer, Maximilian M, Abicht, Helge K, Quade, Nick, Gossert, Alvar D, Chesnov, Serge, Fischer, Hans-Martin, Jeschke, Gunnar, Hennecke, Hauke, Glockshuber, Rudi

“…We demonstrate how two copper atoms are brought together to build a metal center in an essential enzyme for cellular respiration. The mechanisms underlying the…”
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A copper‐induced quinone degradation pathway provides protection against combined copper/quinone stress in L actococcus lactis   IL 1403 by Mancini, Stefano, Abicht, Helge K., Gonskikh, Yulia, Solioz, Marc

“…Quinones are ubiquitous in the environment. They occur naturally but are also in widespread use in human and industrial activities. Quinones alone are…”
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Genome Sequence of Desulfosporosinus sp. OT, an Acidophilic Sulfate-Reducing Bacterium from Copper Mining Waste in Norilsk, Northern Siberia by ABICHT, Helge K, MANCINI, Stefano, KARNACHUK, Olga V, SOLIOZ, Marc

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