4QE9
 
 | | Open MthK pore structure soaked in 10 mM Ba2+/100 mM K+ | | Descriptor: | Calcium-gated potassium channel MthK, POTASSIUM ION | | Authors: | Guo, R, Zeng, W, Cui, H, Chen, L, Ye, S. | | Deposit date: | 2014-05-15 | | Release date: | 2014-07-09 | | Last modified: | 2023-11-08 | | Method: | X-RAY DIFFRACTION (2.15 Å) | | Cite: | Ionic interactions of Ba2+ blockades in the MthK K+ channel
J.Gen.Physiol., 144, 2014
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7MJP
 | | Vascular KATP channel: Kir6.1 SUR2B propeller-like conformation 2 | | Descriptor: | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose, 5-chloro-N-(2-{4-[(cyclohexylcarbamoyl)sulfamoyl]phenyl}ethyl)-2-methoxybenzamide, ADENOSINE-5'-TRIPHOSPHATE, ... | | Authors: | Sung, M.W, Shyng, S.L. | | Deposit date: | 2021-04-20 | | Release date: | 2021-10-13 | | Last modified: | 2024-05-29 | | Method: | ELECTRON MICROSCOPY (4.2 Å) | | Cite: | Vascular K ATP channel structural dynamics reveal regulatory mechanism by Mg-nucleotides.
Proc.Natl.Acad.Sci.USA, 118, 2021
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7XNK
 | | human KCNQ1-CaM in complex with ML277 | | Descriptor: | (2R)-N-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-1-(4-methylbenzene-1-sulfonyl)piperidine-2-carboxamide, Calmodulin-3, POTASSIUM ION, ... | | Authors: | Ma, D, Guo, J. | | Deposit date: | 2022-04-29 | | Release date: | 2022-12-14 | | Last modified: | 2024-07-03 | | Method: | ELECTRON MICROSCOPY (2.6 Å) | | Cite: | Structural mechanisms for the activation of human cardiac KCNQ1 channel by electro-mechanical coupling enhancers.
Proc.Natl.Acad.Sci.USA, 119, 2022
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7XNL
 | | human KCNQ1-CaM-ML277-PIP2 complex in state A | | Descriptor: | (2R)-N-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-1-(4-methylbenzene-1-sulfonyl)piperidine-2-carboxamide, Calmodulin-3, POTASSIUM ION, ... | | Authors: | Ma, D, Guo, J. | | Deposit date: | 2022-04-29 | | Release date: | 2022-12-14 | | Last modified: | 2024-07-03 | | Method: | ELECTRON MICROSCOPY (3.1 Å) | | Cite: | Structural mechanisms for the activation of human cardiac KCNQ1 channel by electro-mechanical coupling enhancers.
Proc.Natl.Acad.Sci.USA, 119, 2022
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7XNN
 | | human KCNQ1-CaM-ML277-PIP2 complex in state B | | Descriptor: | (2R)-N-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-1-(4-methylbenzene-1-sulfonyl)piperidine-2-carboxamide, Calmodulin-3, POTASSIUM ION, ... | | Authors: | Ma, D, Guo, J. | | Deposit date: | 2022-04-29 | | Release date: | 2022-12-14 | | Last modified: | 2024-07-03 | | Method: | ELECTRON MICROSCOPY (2.5 Å) | | Cite: | Structural mechanisms for the activation of human cardiac KCNQ1 channel by electro-mechanical coupling enhancers.
Proc.Natl.Acad.Sci.USA, 119, 2022
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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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3E86
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4PDV
 | | Structure of K+ selective NaK mutant in barium and potassium | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, BARIUM ION, POTASSIUM ION, ... | | Authors: | Lam, Y, Zeng, W, Sauer, D.B, Jiang, Y. | | Deposit date: | 2014-04-22 | | Release date: | 2014-07-09 | | Last modified: | 2023-09-27 | | Method: | X-RAY DIFFRACTION (1.821 Å) | | Cite: | High Resolution Structural Views of Rubidium, Cesium and Barium Binding within a Potassium Selective Channel Filter
To Be Published
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3PJS
 | | Mechanism of Activation Gating in the Full-Length KcsA K+ Channel | | Descriptor: | FAB heavy chain, FAB light chain, Voltage-gated potassium channel | | Authors: | Uysal, S, Cuello, L.G, Kossiakoff, A, Perozo, E. | | Deposit date: | 2010-11-10 | | Release date: | 2011-07-06 | | Last modified: | 2011-08-03 | | Method: | X-RAY DIFFRACTION (3.8 Å) | | Cite: | Mechanism of activation gating in the full-length KcsA K+ channel.
Proc.Natl.Acad.Sci.USA, 108, 2011
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6NK9
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1Q2K
 | | Solution structure of BmBKTx1 a new potassium channel blocker from the Chinese Scorpion Buthus martensi Karsch | | Descriptor: | Neurotoxin BmK37 | | Authors: | Cai, Z, Xu, C, Xu, Y, Lu, W, Chi, C.W, Shi, Y, Wu, J. | | Deposit date: | 2003-07-25 | | Release date: | 2003-09-09 | | Last modified: | 2022-03-02 | | Method: | SOLUTION NMR | | Cite: | Solution Structure of BmBKTx1, a New BK(Ca)(1) Channel Blocker from the Chinese Scorpion Buthus martensi Karsch(,).
Biochemistry, 43, 2004
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3DRY
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3DRX
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3DRZ
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8DHM
 | | Human TMEM175 in complex with 4-aminopyridine | | Descriptor: | 4-AMINOPYRIDINE, Endosomal/lysosomal potassium channel TMEM175, POTASSIUM ION | | Authors: | Oh, S, Hite, R.K. | | Deposit date: | 2022-06-27 | | Release date: | 2022-11-23 | | Last modified: | 2024-06-12 | | Method: | ELECTRON MICROSCOPY (2.73 Å) | | Cite: | Mechanism of 4-aminopyridine inhibition of the lysosomal channel TMEM175.
Proc.Natl.Acad.Sci.USA, 119, 2022
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6V5A
 | | Crystal structure of the human BK channel gating ring L390P mutant | | Descriptor: | CALCIUM ION, Calcium-activated potassium channel subunit alpha-1, SULFATE ION | | Authors: | Deng, Z, Yuan, P. | | Deposit date: | 2019-12-03 | | Release date: | 2020-07-01 | | Last modified: | 2023-10-11 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Coupling of Ca2+and voltage activation in BK channels through the alpha B helix/voltage sensor interface.
Proc.Natl.Acad.Sci.USA, 117, 2020
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7QXJ
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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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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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3E83
 | | Crystal Structure of the the open NaK channel pore | | Descriptor: | CESIUM ION, Potassium channel protein, SODIUM ION | | Authors: | Jiang, Y, Alam, A. | | Deposit date: | 2008-08-19 | | Release date: | 2008-12-23 | | Last modified: | 2024-02-21 | | Method: | X-RAY DIFFRACTION (1.8 Å) | | Cite: | Structural analysis of ion selectivity in the NaK channel
Nat.Struct.Mol.Biol., 16, 2009
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7C2P
 | | Structure of Egk Peptide | | Descriptor: | Plant defensing Egk | | Authors: | El Sahili, A. | | Deposit date: | 2020-05-08 | | Release date: | 2020-09-09 | | Last modified: | 2023-11-29 | | Method: | X-RAY DIFFRACTION (2.1 Å) | | Cite: | Modulation of Lymphocyte Potassium Channel KV1.3 by Membrane-Penetrating, Joint-Targeting Immunomodulatory Plant Defensin.
Acs Pharmacol Transl Sci, 3, 2020
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7C31
 | | Crystal structure of the grapevine defensin VvK1 | | Descriptor: | Knot1 domain-containing protein | | Authors: | Chen, M.W, Chang, S.C, Chandy, K.G, Luo, D. | | Deposit date: | 2020-05-10 | | Release date: | 2020-09-16 | | Last modified: | 2023-11-29 | | Method: | X-RAY DIFFRACTION (1.3 Å) | | Cite: | Modulation of Lymphocyte Potassium Channel KV1.3 by Membrane-Penetrating, Joint-Targeting Immunomodulatory Plant Defensin.
Acs Pharmacol Transl Sci, 3, 2020
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2KXL
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1XL4
 | | Intermediate gating structure 1 of the inwardly rectifying K+ channel KirBac3.1 | | Descriptor: | Inward rectifier potassium channel, MAGNESIUM ION, POTASSIUM ION | | Authors: | Gulbis, J.M, Kuo, A, Smith, B, Doyle, D.A, Edwards, A, Arrowsmith, C, Sundstrom, M. | | Deposit date: | 2004-09-30 | | Release date: | 2004-12-07 | | Last modified: | 2023-10-25 | | Method: | X-RAY DIFFRACTION (2.6 Å) | | Cite: | Two intermediate gating state crystal structures of the KirBac3.1 K+ channel
To be Published
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1XL6
 | | Intermediate gating structure 2 of the inwardly rectifying K+ channel KirBac3.1 | | Descriptor: | Inward rectifier potassium channel, MAGNESIUM ION, POTASSIUM ION, ... | | Authors: | Gulbis, J.M, Kuo, A, Smith, B, Doyle, D.A, Edwards, A, Arrowsmith, C, Sundstrom, M. | | Deposit date: | 2004-09-30 | | Release date: | 2004-12-07 | | Last modified: | 2023-10-25 | | Method: | X-RAY DIFFRACTION (2.85 Å) | | Cite: | Two intermediate gating state crystal structures of the KirBac3.1 K+ channel
To be Published
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