Search Results - "Ettrich, Rudiger"
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Conserved Dynamic Mechanism of Allosteric Response to L-arg in Divergent Bacterial Arginine Repressors
Published in Molecules (Basel, Switzerland) (10-05-2020)“…Hexameric arginine repressor, ArgR, is the feedback regulator of bacterial L-arginine regulons, and sensor of L-arg that controls transcription of genes for…”
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Mechanistic insights into the Orai channel by molecular dynamics simulations
Published in Seminars in cell & developmental biology (01-10-2019)“…Highly Ca2+ selective channels trigger a large variety of cellular signaling processes in both excitable and non-excitable cells. Among these channels, the…”
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3
Role of aspartic acid residues D87 and D89 in APS kinase domain of human 3′-phosphoadenosine 5′-phosphosulfate synthase 1 and 2b: A commonality with phosphatases/kinases
Published in Biochemistry and biophysics reports (01-12-2021)“…3′-phosphoadenosine 5′-phosphosulfate (PAPS) is synthesized in two steps by PAPS synthase (PAPSS). PAPSS is comprised of ATP sulfurylase (ATPS) and APS kinase…”
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4
Engineering Enzyme Stability and Resistance to an Organic Cosolvent by Modification of Residues in the Access Tunnel
Published in Angewandte Chemie International Edition (11-02-2013)“…Mutations targeting as few as four residues lining the access tunnel extended the half‐life of an enzyme in 40 % dimethyl sulfoxide from minutes to weeks and…”
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The C-terminal basic residues contribute to the chemical- and voltage-dependent activation of TRPA1
Published in Biochemical journal (01-01-2011)“…The ankyrin transient receptor potential channel TRPA1 is a non-selective cationic channel that is expressed by sensory neurons, where it can be activated by…”
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A computational study of the oligosaccharide binding sites in the lectin-like domain of Tumor Necrosis Factor and the TNF-derived TIP peptide
Published in Current pharmaceutical design (2012)“…The lectin-like domain of Tumor Necrosis Factor (TNF), mimicked by the TIP peptide, activates amiloride-sensitive sodium uptake in type II alveolar epithelial…”
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Regulation of the transient receptor potential channel TRPA1 by its N-terminal ankyrin repeat domain
Published in Journal of molecular modeling (01-11-2013)“…The transient receptor potential channel A1 (TRPA1) is unique among ion channels of higher vertebrates in that it harbors a large ankyrin repeat domain. The…”
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Inhibition of human serine racemase, an emerging target for medicinal chemistry
Published in Current drug targets (01-06-2011)“…Proteins of glutamatergic NMDA receptor signaling pathways have been studied as targets for intervention in a variety of neuropathological conditions,…”
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Transmembrane helix connectivity in Orai1 controls two gates for calcium-dependent transcription
Published in Science signaling (28-11-2017)“…The channel Orai1 requires Ca store depletion in the endoplasmic reticulum and an interaction with the Ca sensor STIM1 to mediate Ca signaling. Alterations in…”
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Communication between N terminus and loop2 tunes Orai activation
Published in The Journal of biological chemistry (26-01-2018)“…Ca2+ release-activated Ca2+ (CRAC) channels constitute the major Ca2+ entry pathway into the cell. They are fully reconstituted via intermembrane coupling of…”
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Computational study of β-N-acetylhexosaminidase from Talaromyces flavus, a glycosidase with high substrate flexibility
Published in BMC bioinformatics (28-01-2015)“…β-N-Acetylhexosaminidase (GH20) from the filamentous fungus Talaromyces flavus, previously identified as a prominent enzyme in the biosynthesis of modified…”
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A calcium-accumulating region, CAR, in the channel Orai1 enhances Ca(2+) permeation and SOCE-induced gene transcription
Published in Science signaling (22-12-2015)“…The Ca(2+) release-activated Ca(2+) channel mediates Ca(2+) influx in a plethora of cell types, thereby controlling diverse cellular functions. The channel…”
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Cholesterol modulates Orai1 channel function
Published in Science signaling (26-01-2016)“…STIM1 (stromal interaction molecule 1) and Orai proteins are the essential components of Ca(2+) release-activated Ca(2+) (CRAC) channels. We focused on the…”
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Crystal structure of a novel domain of the motor subunit of the Type I restriction enzyme EcoR124 involved in complex assembly and DNA binding
Published in The Journal of biological chemistry (28-09-2018)“…Although EcoR124 is one of the better-studied Type I restriction-modification enzymes, it still presents many challenges to detailed analyses because of its…”
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Charybdotoxin Unbinding from the mKv1.3 Potassium Channel: A Combined Computational and Experimental Study
Published in The journal of physical chemistry. B (06-10-2011)“…Charybdotoxin, belonging to the group of so-called scorpion toxins, is a short peptide able to block many voltage-gated potassium channels, such as mKv1.3,…”
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Sequential activation of STIM1 links Ca 2+ with luminal domain unfolding
Published in Science signaling (19-11-2019)“…The stromal interaction molecule 1 (STIM1) has two important functions, Ca sensing within the endoplasmic reticulum and activation of the store-operated Ca…”
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Quantum Calculations Indicate Effective Electron Transfer between FMN and Benzoquinone in a New Crystal Structure of Escherichia coli WrbA
Published in The journal of physical chemistry. B (09-06-2016)“…Quantum mechanical calculations using the Marcus equation are applied to compare the electron-transfer probability for two distinct crystal structures of the…”
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18
Functional Role of C-Terminal Cytoplasmic Tail of Rat Vanilloid Receptor 1
Published in The Journal of neuroscience (15-02-2003)“…The vanilloid receptor [transient receptor potential (TRP)V1, also known as VR1] is a member of the TRP channel family. These receptors share a significant…”
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Charybdotoxin and Margatoxin Acting on the Human Voltage-Gated Potassium Channel hKv1.3 and Its H399N Mutant: An Experimental and Computational Comparison
Published in The journal of physical chemistry. B (03-05-2012)“…The effect of the pore-blocking peptides charybdotoxin and margatoxin, both scorpion toxins, on currents through human voltage-gated hKv1.3 wild-type and…”
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A residue of motif III positions the helicase domains of motor subunit HsdR in restriction-modification enzyme EcoR124I
Published in Journal of molecular modeling (01-07-2018)“…Type I restriction-modification enzymes differ significantly from the type II enzymes commonly used as molecular biology reagents. On hemi-methylated DNAs type…”
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