6UFE
 
 | | The structure of a potassium selective ion channel at atomic resolution | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, POTASSIUM ION, Transporter | | Authors: | Langan, P.S, Vandavasi, V.G, Sullivan, B, Afonine, P.V, Weiss, K.L. | | Deposit date: | 2019-09-24 | | Release date: | 2020-08-05 | | Last modified: | 2023-10-11 | | Method: | X-RAY DIFFRACTION (1.2 Å) | | Cite: | The structure of a potassium-selective ion channel reveals a hydrophobic gate regulating ion permeation.
Iucrj, 7, 2020
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6V36
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6U9P
 | | Wild-type MthK pore in ~150 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 (1.65 Å) | | Cite: | Selectivity filter ion binding affinity determines inactivation in a potassium channel.
Proc.Natl.Acad.Sci.USA, 117, 2020
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6V37
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6V3I
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6V3C
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6V8Y
 | | Structure of a Sodium Potassium ion Channel | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, POTASSIUM ION, Potassium channel protein, ... | | Authors: | Roy, R, Weiss, K.L, Coates, L. | | Deposit date: | 2019-12-12 | | Release date: | 2021-04-14 | | Last modified: | 2023-10-11 | | Method: | X-RAY DIFFRACTION (1.53 Å) | | Cite: | Structural plasticity of the selectivity filter in a nonselective ion channel.
Iucrj, 8, 2021
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1P7B
 | | Crystal structure of an inward rectifier potassium channel | | Descriptor: | POTASSIUM ION, integral membrane channel and cytosolic domains | | Authors: | Kuo, A, Gulbis, J.M, Antcliff, J.F, Rahman, T, Lowe, E.D, Zimmer, J, Cuthbertson, J, Ashcroft, F.M, Ezaki, T, Doyle, D.A. | | Deposit date: | 2003-05-01 | | Release date: | 2003-06-17 | | Last modified: | 2024-02-14 | | Method: | X-RAY DIFFRACTION (3.65 Å) | | Cite: | Crystal structure of the potassium channel KirBac1.1 in the closed state.
Science, 300, 2003
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2WLL
 | | POTASSIUM CHANNEL FROM BURKHOLDERIA PSEUDOMALLEI | | Descriptor: | DIUNDECYL PHOSPHATIDYL CHOLINE, MAGNESIUM ION, POTASSIUM CHANNEL, ... | | Authors: | Clarke, O.B, Caputo, A.T, Hill, A.P, VandenBerg, J.I, Smith, B.J, Gulbis, J.M. | | Deposit date: | 2009-06-24 | | Release date: | 2010-06-09 | | Last modified: | 2024-05-08 | | Method: | X-RAY DIFFRACTION (3.65 Å) | | Cite: | Domain Reorientation and Rotation of an Intracellular Assembly Regulate Conduction in Kir Potassium Channels.
Cell(Cambridge,Mass.), 141, 2010
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7SWJ
 | | KirBac1.1 mutant - I131C | | Descriptor: | Inward rectifier potassium channel | | Authors: | Amani, R, Wylie, B.J. | | Deposit date: | 2021-11-19 | | Release date: | 2022-02-02 | | Last modified: | 2024-05-15 | | Method: | SOLID-STATE NMR | | Cite: | Water Accessibility Refinement of the Extended Structure of KirBac1.1 in the Closed State.
Front Mol Biosci, 8, 2021
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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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6EBL
 | | The voltage-activated Kv1.2-2.1 paddle chimera channel in lipid nanodiscs, cytosolic domain | | Descriptor: | NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE, Potassium voltage-gated channel subfamily A member 2,Potassium voltage-gated channel subfamily B member 2 chimera, Voltage-gated potassium channel subunit beta-2 | | Authors: | Matthies, D, Bae, C, Fox, T, Bartesaghi, A, Subramaniam, S, Swartz, K.J. | | Deposit date: | 2018-08-06 | | Release date: | 2018-08-22 | | Last modified: | 2024-03-13 | | Method: | ELECTRON MICROSCOPY (3 Å) | | Cite: | Single-particle cryo-EM structure of a voltage-activated potassium channel in lipid nanodiscs.
Elife, 7, 2018
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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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7ADI
 | | KirBac3.1 W46R: role of a highly conserved tryptophan at the membrane-water interface of Kir channel | | Descriptor: | Inward rectifier potassium channel Kirbac3.1, MAGNESIUM ION, POTASSIUM ION | | Authors: | Venien-Bryan, C, Fagnen, C, De Zorzi, R, Bannwarth, L, Oubella, I, Haouz, A. | | Deposit date: | 2020-09-15 | | Release date: | 2022-01-12 | | Last modified: | 2024-01-31 | | Method: | X-RAY DIFFRACTION (2.8 Å) | | Cite: | Integrative Study of the Structural and Dynamical Properties of a KirBac3.1 Mutant: Functional Implication of a Highly Conserved Tryptophan in the Transmembrane Domain.
Int J Mol Sci, 23, 2021
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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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9CHQ
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9CHS
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6I9D
 | | MloK1 consensus structure from single particle analysis of 2D crystals | | Descriptor: | Cyclic nucleotide-gated potassium channel mll3241, POTASSIUM ION | | Authors: | Righetto, R, Biyani, N, Kowal, J, Chami, M, Stahlberg, H. | | Deposit date: | 2018-11-23 | | Release date: | 2019-04-24 | | Last modified: | 2024-05-15 | | Method: | ELECTRON MICROSCOPY (4 Å) | | Cite: | Retrieving high-resolution information from disordered 2D crystals by single-particle cryo-EM.
Nat Commun, 10, 2019
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2A0L
 | | Crystal structure of KvAP-33H1 Fv complex | | Descriptor: | 33H1 Fv fragment, POTASSIUM ION, Voltage-gated potassium channel | | Authors: | Lee, S.Y, Lee, A, Chen, J, Mackinnon, R. | | Deposit date: | 2005-06-16 | | Release date: | 2005-11-01 | | Last modified: | 2011-07-13 | | Method: | X-RAY DIFFRACTION (3.9 Å) | | Cite: | Structure of the KvAP voltage-dependent K+ channel and its dependence on the lipid membrane.
Proc.Natl.Acad.Sci.Usa, 102, 2005
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6IAX
 | | MloK1 model from single particle analysis of 2D crystals, class 1 (extended conformation) | | Descriptor: | Cyclic nucleotide-gated potassium channel mll3241, POTASSIUM ION | | Authors: | Righetto, R, Biyani, N, Kowal, J, Chami, M, Stahlberg, H. | | Deposit date: | 2018-11-27 | | Release date: | 2019-04-24 | | Last modified: | 2024-05-15 | | Method: | ELECTRON MICROSCOPY (5.2 Å) | | Cite: | Retrieving high-resolution information from disordered 2D crystals by single-particle cryo-EM.
Nat Commun, 10, 2019
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2ZD9
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5K7L
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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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1ORQ
 | | X-ray structure of a voltage-dependent potassium channel in complex with an Fab | | Descriptor: | 6E1 Fab heavy chain, 6E1 Fab light chain, CADMIUM ION, ... | | Authors: | Jiang, Y, Lee, A, Chen, J, Ruta, V, Cadene, M, Chait, B.T, MacKinnon, R. | | Deposit date: | 2003-03-14 | | Release date: | 2003-05-06 | | Last modified: | 2023-08-16 | | Method: | X-RAY DIFFRACTION (3.2 Å) | | Cite: | X-ray structure of a voltage-dependent K+ channel
Nature, 423, 2003
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3BEH
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