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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5CBH
 | | Structural and Functional Characterization of a Calcium-activated Cation channel from Tsukamurella Paurometabola | | Descriptor: | CALCIUM ION, Ion transport 2 domain protein | | Authors: | Dhakshnamoorthy, B, Rohaim, A, Rui, H, Blachowicz, L, Roux, B. | | Deposit date: | 2015-06-30 | | Release date: | 2016-07-20 | | Last modified: | 2023-09-27 | | Method: | X-RAY DIFFRACTION (3.37 Å) | | Cite: | Structural and functional characterization of a calcium-activated cation channel from Tsukamurella paurometabola.
Nat Commun, 7, 2016
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5CBF
 | | Structural and Functional Characterization of a Calcium-activated Cation channel from Tsukamurella Paurometabola | | Descriptor: | CALCIUM ION, Ion transport 2 domain protein | | Authors: | Dhakshnamoorthy, B, Rohaim, A, Rui, H, Blachowicz, L, Roux, B. | | Deposit date: | 2015-06-30 | | Release date: | 2016-07-20 | | Last modified: | 2023-09-27 | | Method: | X-RAY DIFFRACTION (3.61 Å) | | Cite: | Structural and functional characterization of a calcium-activated cation channel from Tsukamurella paurometabola.
Nat Commun, 7, 2016
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5CBG
 | | Calcium activated non-selective cation channel | | Descriptor: | CALCIUM ION, DECYL-BETA-D-MALTOPYRANOSIDE, Ion transport 2 domain protein | | Authors: | Dhakshnamoorthy, B, Rohaim, A, Rui, H, Blachowicz, L, Roux, B. | | Deposit date: | 2015-06-30 | | Release date: | 2016-07-20 | | Last modified: | 2023-09-27 | | Method: | X-RAY DIFFRACTION (3.14 Å) | | Cite: | Structural and functional characterization of a calcium-activated cation channel from Tsukamurella paurometabola.
Nat Commun, 7, 2016
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2W0F
 | | Potassium Channel KcsA-Fab Complex with Tetraoctylammonium | | Descriptor: | ANTIBODY FAB FRAGMENT HEAVY CHAIN, ANTIBODY FAB FRAGMENT LIGHT CHAIN, COBALT (II) ION, ... | | Authors: | Lenaeus, M.J, Focia, P.J, Wagner, T, Gross, A. | | Deposit date: | 2008-08-14 | | Release date: | 2009-11-17 | | Last modified: | 2023-12-13 | | 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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4H37
 | | Crystal structure of a voltage-gated K+ channel pore domain in a closed state in lipid membranes | | Descriptor: | Lmo2059 protein, POTASSIUM ION | | Authors: | Santos, J.S, Asmar-Rovira, G.A, Han, G.W, Liu, W, Syeda, R, Cherezov, V, Baker, K.A, Stevens, R.C, Montal, M. | | Deposit date: | 2012-09-13 | | Release date: | 2012-11-07 | | Last modified: | 2023-09-20 | | Method: | X-RAY DIFFRACTION (3.35 Å) | | Cite: | Crystal Structure of a Voltage-gated K+ Channel Pore Module in a Closed State in Lipid Membranes.
J.Biol.Chem., 287, 2012
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6RV3
 | | Crystal structure of the human two pore domain potassium ion channel TASK-1 (K2P3.1) in a closed conformation with a bound inhibitor BAY 1000493 | | Descriptor: | 1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINE, CHOLESTEROL HEMISUCCINATE, DECYL-BETA-D-MALTOPYRANOSIDE, ... | | Authors: | Rodstrom, K.E.J, Pike, A.C.W, Zhang, W, Quigley, A, Speedman, D, Mukhopadhyay, S.M.M, Shrestha, L, Chalk, R, Venkaya, S, Bushell, S.R, Tessitore, A, Burgess-Brown, N, Arrowsmith, C.H, Edwards, A.M, Bountra, C, Carpenter, E.P, Structural Genomics Consortium (SGC) | | Deposit date: | 2019-05-30 | | Release date: | 2019-08-07 | | Last modified: | 2024-01-24 | | Method: | X-RAY DIFFRACTION (2.9 Å) | | Cite: | A lower X-gate in TASK channels traps inhibitors within the vestibule.
Nature, 582, 2020
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2HFE
 | | Rb+ complex of a K channel with an amide to ester substitution in the selectivity filter | | Descriptor: | (2S)-2-(BUTYRYLOXY)-3-HYDROXYPROPYL NONANOATE, FAB Heavy Chain, FAB Light Chain, ... | | Authors: | Valiyaveetil, F.I, MacKinnon, R, Muir, T.W. | | Deposit date: | 2006-06-23 | | Release date: | 2006-09-12 | | Last modified: | 2024-03-27 | | Method: | X-RAY DIFFRACTION (2.25 Å) | | Cite: | Structural and Functional Consequences of an Amide-to-Ester Substitution in the Selectivity Filter of a Potassium Channel.
J.Am.Chem.Soc., 128, 2006
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6RV4
 | | Crystal structure of the human two pore domain potassium ion channel TASK-1 (K2P3.1) in a closed conformation with a bound inhibitor BAY 2341237 | | Descriptor: | 1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINE, CHOLESTEROL HEMISUCCINATE, POTASSIUM ION, ... | | Authors: | Rodstrom, K.E.J, Pike, A.C.W, Zhang, W, Quigley, A, Speedman, D, Mukhopadhyay, S.M.M, Shrestha, L, Chalk, R, Venkaya, S, Bushell, S.R, Tessitore, A, Burgess-Brown, N, Arrowsmith, C.H, Edwards, A.M, Bountra, C, Carpenter, E.P, Structural Genomics Consortium (SGC) | | Deposit date: | 2019-05-30 | | Release date: | 2019-08-07 | | Last modified: | 2024-01-24 | | Method: | X-RAY DIFFRACTION (3.1 Å) | | Cite: | A lower X-gate in TASK channels traps inhibitors within the vestibule.
Nature, 582, 2020
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2HJF
 | | Potassium channel kcsa-fab complex with tetrabutylammonium (TBA) | | Descriptor: | Antibody fragment Heavy chain, Antibody fragment Light chain, POTASSIUM ION, ... | | Authors: | Faraldo-Gomez, J.D, Kutluay, E, Jogini, V, Zhao, Y, Heginbotham, L, Roux, B. | | Deposit date: | 2006-06-30 | | Release date: | 2006-12-05 | | Last modified: | 2023-08-30 | | Method: | X-RAY DIFFRACTION (2.9 Å) | | Cite: | Mechanism of Intracellular Block of the KcsA K(+) Channel by Tetrabutylammonium: Insights from X-ray Crystallography, Electrophysiology and Replica-exchange Molecular Dynamics Simulations.
J.Mol.Biol., 365, 2007
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4H33
 | | Crystal structure of a voltage-gated K+ channel pore module in a closed state in lipid membranes, tetragonal crystal form | | Descriptor: | (2R)-2,3-dihydroxypropyl (9Z)-octadec-9-enoate, Lmo2059 protein, POTASSIUM ION | | Authors: | Santos, J.S, Asmar-Rovira, G.A, Han, G.W, Liu, W, Syeda, R, Cherezov, V, Baker, K.A, Stevens, R.C, Montal, M. | | Deposit date: | 2012-09-13 | | Release date: | 2012-11-07 | | Last modified: | 2023-09-20 | | Method: | X-RAY DIFFRACTION (3.1 Å) | | Cite: | Crystal Structure of a Voltage-gated K+ Channel Pore Module in a Closed State in Lipid Membranes.
J.Biol.Chem., 287, 2012
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6RV2
 | | Crystal structure of the human two pore domain potassium ion channel TASK-1 (K2P3.1) in a closed conformation | | Descriptor: | 1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINE, CHOLESTEROL HEMISUCCINATE, DECYL-BETA-D-MALTOPYRANOSIDE, ... | | Authors: | Rodstrom, K.E.J, Pike, A.C.W, Zhang, W, Quigley, A, Speedman, D, Mukhopadhyay, S.M.M, Shrestha, L, Chalk, R, Venkaya, S, Bushell, S.R, Tessitore, A, Burgess-Brown, N, Arrowsmith, C.H, Edwards, A.M, Bountra, C, Carpenter, E.P, Structural Genomics Consortium (SGC) | | Deposit date: | 2019-05-30 | | Release date: | 2019-08-07 | | Last modified: | 2024-01-24 | | Method: | X-RAY DIFFRACTION (3 Å) | | Cite: | A lower X-gate in TASK channels traps inhibitors within the vestibule.
Nature, 582, 2020
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2HVJ
 | | Crystal structure of KcsA-Fab-TBA complex in low K+ | | Descriptor: | (2S)-3-HYDROXY-2-(NONANOYLOXY)PROPYL LAURATE, NONAN-1-OL, POTASSIUM ION, ... | | Authors: | Zhou, Y. | | Deposit date: | 2006-07-28 | | Release date: | 2007-02-20 | | Last modified: | 2023-08-30 | | Method: | X-RAY DIFFRACTION (2.75 Å) | | Cite: | Crystallographic Study of the Tetrabutylammonium Block to the KcsA K(+) Channel.
J.Mol.Biol., 366, 2007
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2HVK
 | | crystal structure of the KcsA-Fab-TBA complex in high K+ | | Descriptor: | (2S)-3-HYDROXY-2-(NONANOYLOXY)PROPYL LAURATE, Antibody Fab heavy chain, Antibody Fab light chain, ... | | Authors: | Zhou, Y. | | Deposit date: | 2006-07-28 | | Release date: | 2007-02-20 | | Last modified: | 2023-08-30 | | Method: | X-RAY DIFFRACTION (1.9 Å) | | Cite: | Crystallographic Study of the Tetrabutylammonium Block to the KcsA K(+) Channel.
J.Mol.Biol., 366, 2007
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4HZ3
 | | MthK pore crystallized in presence of TBSb | | Descriptor: | Calcium-gated potassium channel mthK, HEXANE-1,6-DIOL, POTASSIUM ION | | Authors: | Posson, D.J, McCoy, J.G, Nimigean, C.M. | | Deposit date: | 2012-11-14 | | Release date: | 2012-12-26 | | Last modified: | 2023-09-20 | | Method: | X-RAY DIFFRACTION (1.7 Å) | | Cite: | The voltage-dependent gate in MthK potassium channels is located at the selectivity filter.
Nat.Struct.Mol.Biol., 20, 2013
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2IH3
 | | Ion selectivity in a semi-synthetic K+ channel locked in the conductive conformation | | Descriptor: | (1S)-2-HYDROXY-1-[(NONANOYLOXY)METHYL]ETHYL MYRISTATE, FAB Heavy Chain, FAB Light Chain, ... | | Authors: | Valiyaveetil, F.I, Leonetti, M, Muir, T.W, MacKinnon, R. | | Deposit date: | 2006-09-25 | | Release date: | 2006-11-21 | | Last modified: | 2021-10-20 | | Method: | X-RAY DIFFRACTION (1.72 Å) | | Cite: | Ion Selectivity in a Semisynthetic K+ Channel Locked in the Conductive Conformation.
Science, 314, 2006
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4HYO
 | | Crystal Structure of MthK Pore | | Descriptor: | Calcium-gated potassium channel mthK, HEXANE-1,6-DIOL, POTASSIUM ION | | Authors: | Posson, D.J, McCoy, J.G, Nimigean, C.M. | | Deposit date: | 2012-11-13 | | Release date: | 2012-12-26 | | Last modified: | 2023-09-20 | | Method: | X-RAY DIFFRACTION (1.65 Å) | | Cite: | The voltage-dependent gate in MthK potassium channels is located at the selectivity filter.
Nat.Struct.Mol.Biol., 20, 2013
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2ITD
 | | Potassium Channel KcsA-Fab complex in Barium Chloride | | Descriptor: | BARIUM ION, Voltage-gated potassium channel, antibody Fab fragment heavy chain, ... | | Authors: | Lockless, S.W, Zhou, M, MacKinnon, R. | | Deposit date: | 2006-10-19 | | Release date: | 2007-05-15 | | Last modified: | 2021-10-20 | | Method: | X-RAY DIFFRACTION (2.7 Å) | | Cite: | Structural and Thermodynamic Properties of Selective Ion Binding in a K(+) Channel.
Plos Biol., 5, 2007
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4I9W
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2ITC
 | | Potassium Channel KcsA-Fab complex in Sodium Chloride | | Descriptor: | Antibody Fab fragment heavy chain, Antibody Fab fragment light chain, SODIUM ION, ... | | Authors: | Lockless, S.W, Zhou, M, MacKinnon, R. | | Deposit date: | 2006-10-19 | | Release date: | 2007-05-15 | | Last modified: | 2021-10-20 | | Method: | X-RAY DIFFRACTION (3.2 Å) | | Cite: | Structural and Thermodynamic Properties of Selective Ion Binding in a K(+) Channel.
Plos Biol., 5, 2007
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2IH1
 | | Ion selectivity in a semi-synthetic K+ channel locked in the conductive conformation | | Descriptor: | (1S)-2-HYDROXY-1-[(NONANOYLOXY)METHYL]ETHYL MYRISTATE, FAB Heavy Chain, FAB Light Chain, ... | | Authors: | Valiyaveetil, F.I, Leonetti, M, Muir, T.W, MacKinnon, R. | | Deposit date: | 2006-09-25 | | Release date: | 2006-11-21 | | Last modified: | 2021-10-20 | | Method: | X-RAY DIFFRACTION (2.4 Å) | | Cite: | Ion Selectivity in a Semisynthetic K+ Channel Locked in the Conductive Conformation.
Science, 314, 2006
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6U9Z
 | | Wild-type MthK pore in 6 mM K+ | | Descriptor: | Calcium-gated potassium channel MthK, HEXANE-1,6-DIOL, POTASSIUM ION | | Authors: | Posson, D.J, Nimigean, C.M. | | Deposit date: | 2019-09-09 | | Release date: | 2020-11-04 | | Last modified: | 2023-10-11 | | Method: | X-RAY DIFFRACTION (1.954 Å) | | Cite: | Selectivity filter ion binding affinity determines inactivation in a potassium channel.
Proc.Natl.Acad.Sci.USA, 117, 2020
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2JK5
 | | Potassium Channel KcsA in complex with Tetrabutylammonium in high K | | Descriptor: | (2S)-3-HYDROXY-2-(NONANOYLOXY)PROPYL LAURATE, ANTIBODY FAB FRAGMENT HEAVY CHAIN, ANTIBODY FAB FRAGMENT LIGHT CHAIN, ... | | Authors: | Lenaeus, M.J, Focia, P.J, Wagner, T, Gross, A. | | Deposit date: | 2008-08-15 | | Release date: | 2009-11-17 | | Last modified: | 2023-12-13 | | 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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6U9Y
 | | Wild-type MthK pore in 11 mM K+ | | Descriptor: | Calcium-gated potassium channel MthK, HEXANE-1,6-DIOL, POTASSIUM ION | | Authors: | Posson, D.J, Nimigean, C.M. | | Deposit date: | 2019-09-09 | | Release date: | 2020-11-04 | | Last modified: | 2023-10-11 | | Method: | X-RAY DIFFRACTION (1.8 Å) | | Cite: | Selectivity filter ion binding affinity determines inactivation in a potassium channel.
Proc.Natl.Acad.Sci.USA, 117, 2020
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6U9T
 | | Wild-type MthK pore in 50 mM K+ | | Descriptor: | Calcium-gated potassium channel MthK, HEXANE-1,6-DIOL, POTASSIUM ION | | Authors: | Posson, D.J, Nimigean, C.M. | | Deposit date: | 2019-09-09 | | Release date: | 2020-11-04 | | Last modified: | 2023-10-11 | | Method: | X-RAY DIFFRACTION (1.55 Å) | | Cite: | Selectivity filter ion binding affinity determines inactivation in a potassium channel.
Proc.Natl.Acad.Sci.USA, 117, 2020
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