2AHZ
 
 | | K+ complex of the NaK Channel | | Descriptor: | CALCIUM ION, POTASSIUM ION, Potassium channel protein | | Authors: | Shi, N, Ye, S, Alam, A, Chen, L, Jiang, Y. | | Deposit date: | 2005-07-28 | | Release date: | 2006-02-07 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (2.8 Å) | | Cite: | Atomic structure of a Na+- and K+-conducting channel.
Nature, 440, 2006
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2ATK
 | | Structure of a mutant KcsA K+ channel | | Descriptor: | ANTIBODY FAB FRAGMENT HEAVY CHAIN, ANTIBODY FAB FRAGMENT LIGHT CHAIN, NONAN-1-OL, ... | | Authors: | Cordero-Morales, J.F, Cuello, L.G, Zhao, Y, Jogini, V, Chakrapani, S, Roux, B, Perozo, E. | | Deposit date: | 2005-08-25 | | Release date: | 2006-03-07 | | Last modified: | 2021-11-10 | | Method: | X-RAY DIFFRACTION (2.5 Å) | | Cite: | Molecular determinants of gating at the potassium-channel selectivity filter.
Nat.Struct.Mol.Biol., 13, 2006
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1JQ1
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2DWD
 | | crystal structure of KcsA-FAB-TBA complex in Tl+ | | Descriptor: | (2S)-3-HYDROXY-2-(NONANOYLOXY)PROPYL LAURATE, ANTIBODY FAB HEAVY CHAIN, ANTIBODY FAB LIGHT CHAIN, ... | | Authors: | Yohannan, S, Zhou, Y. | | Deposit date: | 2006-08-10 | | Release date: | 2007-02-20 | | Last modified: | 2023-10-25 | | Method: | X-RAY DIFFRACTION (2.6 Å) | | Cite: | Crystallographic Study of the Tetrabutylammonium Block to the KcsA K(+) Channel
J.Mol.Biol., 366, 2007
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2DWE
 | | Crystal structure of KcsA-FAB-TBA complex in Rb+ | | Descriptor: | (2S)-3-HYDROXY-2-(NONANOYLOXY)PROPYL LAURATE, ANTIBODY FAB HEAVY CHAIN, ANTIBODY FAB LIGHT CHAIN, ... | | Authors: | Yohannan, S, Zhou, Y. | | Deposit date: | 2006-08-10 | | Release date: | 2007-02-20 | | Last modified: | 2023-10-25 | | Method: | X-RAY DIFFRACTION (2.5 Å) | | Cite: | Crystallographic Study of the Tetrabutylammonium Block to the KcsA K(+) Channel
J.Mol.Biol., 366, 2007
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2Q6A
 | | Crystal Structure of Nak channel D66E mutant | | Descriptor: | CALCIUM ION, Potassium channel protein, SODIUM ION | | Authors: | Alam, A, Shi, N, Jiang, Y. | | Deposit date: | 2007-06-04 | | Release date: | 2007-10-02 | | Last modified: | 2023-08-30 | | Method: | X-RAY DIFFRACTION (2.6 Å) | | Cite: | Structural insight into Ca2+ specificity in tetrameric cation channels.
Proc.Natl.Acad.Sci.Usa, 104, 2007
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2Q68
 | | Crystal Structure of Nak channel D66A, S70E double mutants | | Descriptor: | CALCIUM ION, Potassium channel protein, SODIUM ION | | Authors: | Alam, A, Shi, N, Jiang, Y. | | Deposit date: | 2007-06-04 | | Release date: | 2007-10-02 | | Last modified: | 2023-08-30 | | Method: | X-RAY DIFFRACTION (2.5 Å) | | Cite: | Structural insight into Ca2+ specificity in tetrameric cation channels.
Proc.Natl.Acad.Sci.Usa, 104, 2007
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2Q67
 | | Crystal Structure of Nak channel D66A mutant | | Descriptor: | CALCIUM ION, Potassium channel protein, SODIUM ION | | Authors: | Alam, A, Shi, N, Jiang, Y. | | Deposit date: | 2007-06-04 | | Release date: | 2007-10-02 | | Last modified: | 2023-08-30 | | Method: | X-RAY DIFFRACTION (2.3 Å) | | Cite: | Structural insight into Ca2+ specificity in tetrameric cation channels.
Proc.Natl.Acad.Sci.Usa, 104, 2007
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3IGA
 | | Potassium Channel KcsA-Fab complex in Li+ and K+ | | Descriptor: | Antibody Fab Fragment heavy chain, Antibody Fab fragment light chain, DIACYL GLYCEROL, ... | | Authors: | Thompson, A.N, Ilsoo, K, Panosian, T.D, Iverson, T.M, Allen, T.W, Nimigean, C.M. | | Deposit date: | 2009-07-27 | | Release date: | 2009-11-17 | | Last modified: | 2023-09-06 | | Method: | X-RAY DIFFRACTION (2.75 Å) | | Cite: | Mechanism of potassium-channel selectivity revealed by Na(+) and Li(+) binding sites within the KcsA pore.
Nat.Struct.Mol.Biol., 16, 2009
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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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3IFX
 | | Crystal structure of the Spin-labeled KcsA mutant V48R1 | | Descriptor: | POTASSIUM ION, S-[(1-oxyl-2,2,5,5-tetramethyl-2,5-dihydro-1H-pyrrol-3-yl)methyl] methanesulfonothioate, TETRABUTYLAMMONIUM ION, ... | | Authors: | Cieslak, J.A, Focia, P.J, Gross, A. | | Deposit date: | 2009-07-26 | | Release date: | 2010-02-09 | | Last modified: | 2023-09-06 | | Method: | EPR (3.56 Å), X-RAY DIFFRACTION | | Cite: | Electron Spin-Echo Envelope Modulation (ESEEM) Reveals Water and Phosphate Interactions with the KcsA Potassium Channel
Biochemistry, 49, 2010
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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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3K03
 | | Crystal Structure of CNG mimicking NaK mutant, NaK-DTPP, K+ complex | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, POTASSIUM ION, Potassium channel protein NaK | | Authors: | Jiang, Y, Derebe, M.G. | | Deposit date: | 2009-09-24 | | Release date: | 2011-01-12 | | Last modified: | 2024-02-21 | | Method: | X-RAY DIFFRACTION (1.62 Å) | | Cite: | Tuning the ion selectivity of tetrameric cation channels by changing the number of ion binding sites.
Proc.Natl.Acad.Sci.USA, 108, 2011
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3K04
 | | Crystal Structure of CNG mimicking NaK mutant, NaK-DTPP, Na+ complex | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, Potassium channel protein NaK, SODIUM ION | | Authors: | Jiang, Y, Derebe, M.G. | | Deposit date: | 2009-09-24 | | Release date: | 2011-01-12 | | Last modified: | 2024-02-21 | | Method: | X-RAY DIFFRACTION (1.58 Å) | | Cite: | Structural studies of ion permeation and Ca2+ blockage of a bacterial channel mimicking the cyclic nucleotide-gated channel pore.
Proc.Natl.Acad.Sci.USA, 108, 2011
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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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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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4I9W
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3HPL
 | | KcsA E71H-F103A mutant in the closed state | | Descriptor: | Antibody Fab heavy chain, Antibody fab light chain, POTASSIUM ION, ... | | Authors: | Cuello, L.G, Jogini, V, Cortes, D.M, Perozo, E. | | Deposit date: | 2009-06-04 | | Release date: | 2010-06-23 | | Last modified: | 2021-10-13 | | Method: | X-RAY DIFFRACTION (3.2 Å) | | Cite: | Structural basis for the coupling between activation and inactivation gates in K(+) channels.
Nature, 466, 2010
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3K0D
 | | Crystal Structure of CNG mimicking NaK mutant, NaK-ETPP, K+ complex | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, POTASSIUM ION, Potassium channel protein NaK | | Authors: | Jiang, Y, Derebe, M.G. | | Deposit date: | 2009-09-24 | | Release date: | 2011-01-12 | | Last modified: | 2024-02-21 | | Method: | X-RAY DIFFRACTION (1.95 Å) | | Cite: | Structural studies of ion permeation and Ca2+ blockage of a bacterial channel mimicking the cyclic nucleotide-gated channel pore.
Proc.Natl.Acad.Sci.USA, 108, 2011
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3K08
 | | Crystal Structure of CNG mimicking NaK mutant, NaK-NTPP, Na+ complex | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, Potassium channel protein NaK, SODIUM ION | | Authors: | Jiang, Y, Derebe, M.G. | | Deposit date: | 2009-09-24 | | Release date: | 2011-01-12 | | Last modified: | 2024-02-21 | | Method: | X-RAY DIFFRACTION (1.62 Å) | | Cite: | Structural studies of ion permeation and Ca2+ blockage of a bacterial channel mimicking the cyclic nucleotide-gated channel pore.
Proc.Natl.Acad.Sci.USA, 108, 2011
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3K06
 | | Crystal Structure of CNG mimicking NaK mutant, NaK-NTPP, K+ complex | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, POTASSIUM ION, Potassium channel protein NaK | | Authors: | Jiang, Y, Derebe, M.G. | | Deposit date: | 2009-09-24 | | Release date: | 2011-01-12 | | Last modified: | 2024-02-21 | | Method: | X-RAY DIFFRACTION (1.58 Å) | | Cite: | Structural studies of ion permeation and Ca2+ blockage of a bacterial channel mimicking the cyclic nucleotide-gated channel pore.
Proc.Natl.Acad.Sci.USA, 108, 2011
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3K0G
 | | Crystal Structure of CNG mimicking NaK mutant, NaK-ETPP, Na+ complex | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, Potassium channel protein NaK, SODIUM ION | | Authors: | Jiang, Y, Derebe, M.G. | | Deposit date: | 2009-09-24 | | Release date: | 2011-01-12 | | Last modified: | 2024-02-21 | | Method: | X-RAY DIFFRACTION (1.95 Å) | | Cite: | Structural studies of ion permeation and Ca2+ blockage of a bacterial channel mimicking the cyclic nucleotide-gated channel pore.
Proc.Natl.Acad.Sci.USA, 108, 2011
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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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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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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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