4UUJ
| POTASSIUM CHANNEL KCSA-FAB WITH TETRAHEXYLAMMONIUM | Descriptor: | ANTIBODY FAB FRAGMENT HEAVY CHAIN, ANTIBODY FAB FRAGMENT LIGHT CHAIN, COBALT (II) ION, ... | Authors: | Lenaeus, M.J, Burdette, D, Wagner, T, Focia, P.J, Gross, A. | Deposit date: | 2014-07-29 | Release date: | 2014-08-27 | Last modified: | 2024-01-10 | Method: | X-RAY DIFFRACTION (2.4 Å) | Cite: | Structures of Kcsa in Complex with Symmetrical Quaternary Ammonium Compounds Reveal a Hydrophobic Binding Site. Biochemistry, 53, 2014
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2QTO
| An anisotropic model for potassium channel KcsA | Descriptor: | POTASSIUM ION, Voltage-gated potassium channel | Authors: | Chen, X, Poon, B.K, Dousis, A, Wang, Q, Ma, J. | Deposit date: | 2007-08-02 | Release date: | 2007-09-25 | Last modified: | 2023-08-30 | Method: | X-RAY DIFFRACTION (3.201 Å) | Cite: | Normal-mode refinement of anisotropic thermal parameters for potassium channel KcsA at 3.2 A crystallographic resolution Structure, 15, 2007
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1F6G
| POTASSIUM CHANNEL (KCSA) FULL-LENGTH FOLD | Descriptor: | VOLTAGE-GATED POTASSIUM CHANNEL | Authors: | Cortes, D.M, Perozo, E. | Deposit date: | 2000-06-21 | Release date: | 2001-02-21 | Last modified: | 2024-05-22 | Method: | SOLUTION NMR | Cite: | Molecular architecture of full-length KcsA: role of cytoplasmic domains in ion permeation and activation gating. J.Gen.Physiol., 117, 2001
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4MSW
| Y78 ester mutant of KcsA in high K+ | Descriptor: | ANTIBODY FAB FRAGMENT HEAVY CHAIN, ANTIBODY FAB FRAGMENT LIGHT CHAIN, DIACYL GLYCEROL, ... | Authors: | Matulef, K, Valiyaveetil, F.I. | Deposit date: | 2013-09-18 | Release date: | 2013-10-30 | Last modified: | 2017-11-15 | Method: | X-RAY DIFFRACTION (2.06 Å) | Cite: | Using protein backbone mutagenesis to dissect the link between ion occupancy and C-type inactivation in K+ channels. Proc.Natl.Acad.Sci.USA, 110, 2013
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5J9P
| KcsA in vitro | Descriptor: | Fab, POTASSIUM ION, pH-gated potassium channel KcsA | Authors: | Matulef, K, Valiyaveetil, F.I. | Deposit date: | 2016-04-10 | Release date: | 2016-07-20 | Last modified: | 2019-12-04 | Method: | X-RAY DIFFRACTION (2.85 Å) | Cite: | Combining in Vitro Folding with Cell Free Protein Synthesis for Membrane Protein Expression. Biochemistry, 55, 2016
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3LDC
| High resolution open MthK pore structure crystallized in 100 mM K+ | Descriptor: | Calcium-gated potassium channel mthK, POTASSIUM ION | Authors: | Ye, S. | Deposit date: | 2010-01-12 | Release date: | 2010-08-11 | Last modified: | 2023-09-06 | Method: | X-RAY DIFFRACTION (1.45 Å) | Cite: | Novel insights into K(+) selectivity from high-resolution structures of an open K(+) channel pore. Nat.Struct.Mol.Biol., 17, 2010
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6FIZ
| Crystal Structure of CNG mimicking NaK-EAPP mutant (T67A) cocrystallized with K+ | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, GLYCINE, POTASSIUM ION, ... | Authors: | Napolitano, L.M.R, De March, M, Steiner, R.A, Onesti, S. | Deposit date: | 2018-01-19 | Release date: | 2019-03-06 | Last modified: | 2024-01-17 | Method: | X-RAY DIFFRACTION (2.63 Å) | Cite: | Crystal Structure of CNG mimicking NaK-EAPP mutant (T67A) cocrystallized with K+ To Be Published
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4BW5
| Crystal structure of human two pore domain potassium ion channel TREK2 (K2P10.1) | Descriptor: | 1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINE, CADMIUM ION, POTASSIUM CHANNEL SUBFAMILY K MEMBER 10, ... | Authors: | Pike, A.C.W, Dong, Y.Y, Dong, L, Quigley, A, Shrestha, L, Mukhopadhyay, S, Strain-Damerell, C, Goubin, S, Grieben, M, Shintre, C.A, Mackenzie, A, Vollmar, M, von Delft, F, Arrowsmith, C.H, Edwards, A.M, Bountra, C, Burgess-Brown, N, Carpenter, E.P. | Deposit date: | 2013-06-30 | Release date: | 2013-07-31 | Last modified: | 2023-12-20 | Method: | X-RAY DIFFRACTION (3.2 Å) | Cite: | K2P Channel Gating Mechanisms Revealed by Structures of Trek-2 and a Complex with Prozac Science, 347, 2015
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1BL8
| POTASSIUM CHANNEL (KCSA) FROM STREPTOMYCES LIVIDANS | Descriptor: | POTASSIUM ION, PROTEIN (POTASSIUM CHANNEL PROTEIN) | Authors: | Doyle, D.A, Cabral, J.M, Pfuetzner, R.A, Kuo, A, Gulbis, J.M, Cohen, S.L, Chait, B.T, Mackinnon, R. | Deposit date: | 1998-07-23 | Release date: | 1998-07-29 | Last modified: | 2024-02-07 | Method: | X-RAY DIFFRACTION (3.2 Å) | Cite: | The structure of the potassium channel: molecular basis of K+ conduction and selectivity. Science, 280, 1998
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4XDL
| Crystal structure of human two pore domain potassium ion channel TREK2 (K2P10.1) in complex with a brominated fluoxetine derivative. | Descriptor: | 1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINE, 3-[2-bromanyl-4-(trifluoromethyl)phenoxy]-N-methyl-3-phenyl-propan-1-amine, CADMIUM ION, ... | Authors: | Mackenzie, A, Pike, A.C.W, Dong, Y.Y, Mukhopadhyay, S, Ruda, G.F, Brennan, P.E, Arrowsmith, C.H, Edwards, A.M, Bountra, C, Burgess-Brown, N.A, Carpenter, E.P, Structural Genomics Consortium (SGC) | Deposit date: | 2014-12-19 | Release date: | 2015-03-18 | Last modified: | 2024-01-10 | Method: | X-RAY DIFFRACTION (3.5 Å) | Cite: | K2P channel gating mechanisms revealed by structures of TREK-2 and a complex with Prozac. Science, 347, 2015
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4XDJ
| Crystal structure of human two pore domain potassium ion channel TREK2 (K2P10.1) in an alternate conformation (FORM 2) | Descriptor: | 1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINE, POTASSIUM CHANNEL SUBFAMILY K MEMBER 10, POTASSIUM ION, ... | Authors: | Pike, A.C.W, Dong, Y.Y, Mackenzie, A, Mukhopadhyay, S, Arrowsmith, C.H, Edwards, A.M, Bountra, C, Burgess-Brown, N.A, Carpenter, E.P, Structural Genomics Consortium (SGC) | Deposit date: | 2014-12-19 | Release date: | 2015-03-18 | Last modified: | 2024-01-10 | Method: | X-RAY DIFFRACTION (3.8 Å) | Cite: | K2P channel gating mechanisms revealed by structures of TREK-2 and a complex with Prozac. Science, 347, 2015
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1S5H
| Potassium Channel Kcsa-Fab Complex T75C mutant in K+ | Descriptor: | ANTIBODY FAB FRAGMENT HEAVY CHAIN, ANTIBODY FAB FRAGMENT LIGHT CHAIN, DIACYL GLYCEROL, ... | Authors: | Mackinnon, R, Zhou, M. | Deposit date: | 2004-01-20 | Release date: | 2004-05-18 | Last modified: | 2023-08-23 | Method: | X-RAY DIFFRACTION (2.2 Å) | Cite: | A mutant KcsA K(+) channel with altered conduction properties and selectivity filter ion distribution. J.Mol.Biol., 338, 2004
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4LCU
| Structure of KcsA with E118A mutation | Descriptor: | DIACYL GLYCEROL, Fab heavy chain, Fab light chain, ... | Authors: | Nimigean, C.M, Posson, D.J, McCoy, J.M. | Deposit date: | 2013-06-23 | Release date: | 2013-10-30 | Last modified: | 2017-11-15 | Method: | X-RAY DIFFRACTION (2.752 Å) | Cite: | Molecular interactions involved in proton-dependent gating in KcsA potassium channels. J.Gen.Physiol., 142, 2013
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4ZBM
| Crystal structure of Drosophila cyclic nucleotide gated channel pore mimicking NaK mutant | Descriptor: | BARIUM ION, POTASSIUM ION, Potassium channel protein | Authors: | Lam, Y, Zeng, W, Derebe, M.G, Jiang, Y. | Deposit date: | 2015-04-14 | Release date: | 2015-07-29 | Last modified: | 2023-09-27 | Method: | X-RAY DIFFRACTION (1.9 Å) | Cite: | Structural implications of weak Ca2+ block in Drosophila cyclic nucleotide-gated channels. J.Gen.Physiol., 146, 2015
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4LBE
| Structure of KcsA with R122A mutation | Descriptor: | DIACYL GLYCEROL, Fab heavy chain, Fab light chain, ... | Authors: | Nimigean, C.M, Posson, D.J, McCoy, J.M. | Deposit date: | 2013-06-20 | Release date: | 2013-10-30 | Last modified: | 2017-11-15 | Method: | X-RAY DIFFRACTION (2.751 Å) | Cite: | Molecular interactions involved in proton-dependent gating in KcsA potassium channels. J.Gen.Physiol., 142, 2013
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5A6G
| Cryo-EM structure of the Slo2.2 Na-activated K channel | Descriptor: | PORE DOMAIN OF POTASSIUM CHANNEL SUBFAMILY T MEMBER 1, S1-S4 DOMAIN OF POTASSIUM CHANNEL SUBFAMILY T MEMBER 1 | Authors: | Hite, R.K, Yuan, P, Li, Z, Hsuing, Y, Walz, T, MacKinnon, R. | Deposit date: | 2015-06-25 | Release date: | 2015-10-14 | Last modified: | 2024-05-08 | Method: | ELECTRON MICROSCOPY (5.2 Å) | Cite: | Cryo-Electron Microscopy Structure of the Slo2.2 Na1-Activated K1 Channel Nature, 527, 2015
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4RUE
| Human K2P4.1 (TRAAK) potassium channel, G124I mutant | Descriptor: | POTASSIUM ION, Potassium channel subfamily K member 4 | Authors: | Lolicato, M, Minor, D.L.Jr. | Deposit date: | 2014-11-19 | Release date: | 2014-12-17 | Last modified: | 2023-09-20 | Method: | X-RAY DIFFRACTION (3.3 Å) | Cite: | Transmembrane Helix Straightening and Buckling Underlies Activation of Mechanosensitive and Thermosensitive K2P Channels. Neuron, 84, 2014
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4RUF
| Human K2P4.1 (TRAAAK) potassium channel, W262S mutant | Descriptor: | POTASSIUM ION, Potassium channel subfamily K member 4 | Authors: | Lolicato, M, Minor, D.L.Jr. | Deposit date: | 2014-11-19 | Release date: | 2014-12-17 | Last modified: | 2023-09-20 | Method: | X-RAY DIFFRACTION (3.4 Å) | Cite: | Transmembrane Helix Straightening and Buckling Underlies Activation of Mechanosensitive and Thermosensitive K2P Channels. Neuron, 84, 2014
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6PA0
| Structure of the G77A mutant in Sodium Chloride | Descriptor: | Antibody HEAVY fragment, Antibody LIGHT fragment, DIACYL GLYCEROL, ... | Authors: | Cuello, L.G, Guan, L. | Deposit date: | 2019-06-11 | Release date: | 2019-08-07 | Last modified: | 2019-12-18 | Method: | X-RAY DIFFRACTION (2.05 Å) | Cite: | Structure, function, and ion-binding properties of a K+channel stabilized in the 2,4-ion-bound configuration. Proc.Natl.Acad.Sci.USA, 116, 2019
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4RO2
| Crystal Structure of CNG mimicking NaK-ETPP mutant cocrystallized with Methylammonium | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, GLYCINE, Potassium channel protein, ... | Authors: | De March, M, Napolitano, L.M.R, Onesti, S. | Deposit date: | 2014-10-27 | Release date: | 2015-07-01 | Last modified: | 2023-09-20 | Method: | X-RAY DIFFRACTION (2.7 Å) | Cite: | A structural, functional, and computational analysis suggests pore flexibility as the base for the poor selectivity of CNG channels. Proc.Natl.Acad.Sci.USA, 112, 2015
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6PIS
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8A7X
| NaK C-DI F92A mutant soaked in Cs+ | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, CESIUM ION, POTASSIUM ION, ... | Authors: | Minniberger, S, Plested, A.J.R. | Deposit date: | 2022-06-21 | Release date: | 2023-02-01 | Last modified: | 2024-02-07 | Method: | X-RAY DIFFRACTION (2.1 Å) | Cite: | Asymmetry and Ion Selectivity Properties of Bacterial Channel NaK Mutants Derived from Ionotropic Glutamate Receptors. J.Mol.Biol., 435, 2023
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3VOU
| The crystal structure of NaK-NavSulP chimera channel | Descriptor: | COBALT (II) ION, Ion transport 2 domain protein, Voltage-gated sodium channel, ... | Authors: | Irie, K, Shimomura, T, Fujiyoshi, Y. | Deposit date: | 2012-02-10 | Release date: | 2012-05-02 | Last modified: | 2023-11-08 | Method: | X-RAY DIFFRACTION (3.2 Å) | Cite: | The C-terminal helical bundle of the tetrameric prokaryotic sodium channel accelerates the inactivation rate Nat Commun, 3, 2012
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8A35
| NaK C-DI mutant with Rb+ and Na+ | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, Potassium channel protein, RUBIDIUM ION, ... | Authors: | Minniberger, S, Plested, A.J.R. | Deposit date: | 2022-06-07 | Release date: | 2023-02-01 | Last modified: | 2024-02-07 | Method: | X-RAY DIFFRACTION (2.05 Å) | Cite: | Asymmetry and Ion Selectivity Properties of Bacterial Channel NaK Mutants Derived from Ionotropic Glutamate Receptors. J.Mol.Biol., 435, 2023
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4TWK
| Crystal structure of human two pore domain potassium ion channel TREK1 (K2P2.1) | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose, MAGNESIUM ION, Octyl Glucose Neopentyl Glycol, ... | Authors: | Pike, A.C.W, Dong, Y.Y, Tessitore, A, Goubin, S, Strain-Damerell, C, Mukhopadhyay, S, Kupinska, K, Wang, D, Chalk, R, Berridge, G, Grieben, M, Shrestha, L, Ang, J.H, Mackenzie, A, Quigley, A, Bushell, S.R, Shintre, C.A, Faust, B, Chu, A, Dong, L, von Delft, F, Arrowsmith, C.H, Edwards, A.M, Bountra, C, Burgess-Brown, N.A, Carpenter, E.P. | Deposit date: | 2014-06-30 | Release date: | 2014-08-06 | Last modified: | 2023-12-20 | Method: | X-RAY DIFFRACTION (2.6 Å) | Cite: | Crystal structure of human two pore domain potassium ion channel TREK1 (K2P2.1) To Be Published
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