Search Results - "HÄNELT, Inga"
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1
Regulation of lipid saturation without sensing membrane fluidity
Published in Nature communications (06-02-2020)“…Cells maintain membrane fluidity by regulating lipid saturation, but the molecular mechanisms of this homeoviscous adaptation remain poorly understood. We have…”
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2
Activation of the Unfolded Protein Response by Lipid Bilayer Stress
Published in Molecular cell (17-08-2017)“…The unfolded protein response (UPR) is a conserved homeostatic program that is activated by misfolded proteins in the lumen of the endoplasmic reticulum (ER)…”
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3
Structural basis of proton-coupled potassium transport in the KUP family
Published in Nature communications (31-01-2020)“…Potassium homeostasis is vital for all organisms, but is challenging in single-celled organisms like bacteria and yeast and immobile organisms like plants that…”
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4
Unsynchronised subunit motion in single trimeric sodium-coupled aspartate transporters
Published in Nature (London) (01-10-2013)“…Glutamate transporters are integral membrane proteins that facilitate neurotransmitter uptake from the synaptic cleft into the cytoplasm of glial cells and…”
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5
Deciphering ion transport and ATPase coupling in the intersubunit tunnel of KdpFABC
Published in Nature communications (24-08-2021)“…KdpFABC, a high-affinity K + pump, combines the ion channel KdpA and the P-type ATPase KdpB to secure survival at K + limitation. Here, we apply a combination…”
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6
Low Affinity and Slow Na+ Binding Precedes High Affinity Aspartate Binding in the Secondary-active Transporter GltPh
Published in The Journal of biological chemistry (26-06-2015)“…GltPh from Pyrococcus horikoshii is a homotrimeric Na+-coupled aspartate transporter. It belongs to the widespread family of glutamate transporters, which also…”
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7
Cyclic di-AMP traps proton-coupled K+ transporters of the KUP family in an inward-occluded conformation
Published in Nature communications (21-06-2023)“…Cyclic di-AMP is the only known essential second messenger in bacteria and archaea, regulating different proteins indispensable for numerous physiological…”
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8
Arabidopsis HAK5 under low K+ availability operates as PMF powered high-affinity K+ transporter
Published in Nature communications (03-10-2024)“…Plants can survive in soils of low micromolar potassium (K + ) concentrations. Root K + intake is accomplished by the K + channel AKT1 and KUP/HAK/KT type…”
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9
KdpD is a tandem serine histidine kinase that controls K+ pump KdpFABC transcriptionally and post-translationally
Published in Nature communications (15-04-2024)“…Two-component systems, consisting of a histidine kinase and a response regulator, serve signal transduction in bacteria, often regulating transcription in…”
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10
Inhibited KdpFABC transitions into an E1 off-cycle state
Published in eLife (18-10-2022)“…KdpFABC is a high-affinity prokaryotic K uptake system that forms a functional chimera between a channel-like subunit (KdpA) and a P-type ATPase (KdpB). At…”
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11
Helical jackknives control the gates of the double-pore K + uptake system KtrAB
Published in eLife (16-05-2017)“…Ion channel gating is essential for cellular homeostasis and is tightly controlled. In some eukaryotic and most bacterial ligand-gated K channels, RCK domains…”
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12
Molecular Mechanisms of Adaptation of the Moderately Halophilic Bacterium Halobacillis halophilus to Its Environment
Published in Life (Basel, Switzerland) (27-02-2013)“…The capability of osmoadaptation is a prerequisite of organisms that live in an environment with changing salinities. Halobacillus halophilus is a moderately…”
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13
Substrate-Induced Conformational Changes in the S-Component ThiT from an Energy Coupling Factor Transporter
Published in Structure (London) (07-05-2013)“…Energy coupling factor (ECF) transporters are a recently discovered class of ABC transporters that mediate vitamin uptake in prokaryotes. Characteristic for…”
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14
Discovery of a Small Molecule Activator of Slack (Kcnt1) Potassium Channels That Significantly Reduces Scratching in Mouse Models of Histamine‐Independent and Chronic Itch
Published in Advanced science (01-04-2024)“…Various disorders are accompanied by histamine‐independent itching, which is often resistant to the currently available therapies. Here, it is reported that…”
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15
Wie Bakterien die Aufnahme von Kaliumionen regulieren
Published in Biospektrum (01-05-2022)Get full text
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16
Bioenergetics of the Moderately Halophilic Bacterium Halobacillus halophilus: Composition and Regulation of the Respiratory Chain
Published in Applied and Environmental Microbiology (01-06-2013)“…Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
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17
KtrB, a member of the superfamily of K + transporters
Published in European journal of cell biology (01-09-2011)“…KtrB is the K +-translocating subunit of the K +-uptake system KtrAB from bacteria. It is a member of the superfamily of K + transporters (SKT proteins) with…”
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18
How RCK domains regulate gating of K+ channels
Published in Biological chemistry (25-09-2019)“…Potassium channels play a crucial role in the physiology of all living organisms. They maintain the membrane potential and are involved in electrical…”
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19
Crystal structure of a substrate-free aspartate transporter
Published in Nature structural & molecular biology (01-10-2013)“…Archaeal glutamate transporter homologs catalyze the coupled uptake of aspartate and sodium ions. A new crystal structure of Glt Tk from Thermococcus…”
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20
Membrane Protein Solubilization and Quality Control: An Example of a Primary Active Transporter
Published in Methods in molecular biology (Clifton, N.J.) (01-01-2020)“…When purifying a membrane protein, finding a detergent for solubilization is one of the first steps to master. Ideally, only little time is invested to…”
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