8QZ2
 
 | | Crystal structure of human two pore domain potassium ion channel TREK-2 (K2P10.1) in complex with an inhibitory nanobody (Nb61) | | Descriptor: | Nanobody 61, POTASSIUM ION, Potassium channel subfamily K member 10 | | Authors: | Baronina, A, Pike, A.C.W, Rodstrom, K.E.J, Ang, J, Bushell, S.R, Chalk, R, Mukhopadhyay, S.M.M, Pardon, E, Arrowsmith, C.H, Edwards, A.M, Bountra, C, Burgess-Brown, N.A, Tucker, S.J, Steyaert, J, Carpenter, E.P, Structural Genomics Consortium (SGC) | | Deposit date: | 2023-10-26 | | Release date: | 2024-05-29 | | Method: | X-RAY DIFFRACTION (3.5 Å) | | Cite: | Extracellular modulation of TREK-2 activity with nanobodies provides insight into the mechanisms of K2P channel regulation.
Nat Commun, 15, 2024
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8QZ1
 | | Crystal structure of human two pore domain potassium ion channel TREK-2 (K2P10.1) in complex with a nanobody (Nb58) | | Descriptor: | Isoform B of Potassium channel subfamily K member 10, Nanobody 58, POTASSIUM ION | | Authors: | Rodstrom, K.E.J, Pike, A.C.W, Baronina, A, Ang, J, Bushell, S.R, Chalk, R, Mukhopadhyay, S.M.M, Pardon, E, Arrowsmith, C.H, Edwards, A.M, Bountra, C, Burgess-Brown, N.A, Tucker, S.J, Steyaert, J, Carpenter, E.P, Structural Genomics Consortium (SGC) | | Deposit date: | 2023-10-26 | | Release date: | 2024-05-29 | | Method: | X-RAY DIFFRACTION (3.588 Å) | | Cite: | Extracellular modulation of TREK-2 activity with nanobodies provides insight into the mechanisms of K2P channel regulation.
Nat Commun, 15, 2024
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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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7LGL
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2NLJ
 | | Potassium Channel KcsA(M96V)-Fab complex in KCl | | Descriptor: | DIACYL GLYCEROL, POTASSIUM ION, Voltage-gated potassium channel, ... | | Authors: | Lockless, S.W, Zhou, M, MacKinnon, R. | | Deposit date: | 2006-10-20 | | Release date: | 2007-05-15 | | Last modified: | 2023-12-27 | | Method: | X-RAY DIFFRACTION (2.52 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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1ACW
 | | SOLUTION NMR STRUCTURE OF P01, A NATURAL SCORPION PEPTIDE STRUCTURALLY ANALOGOUS TO SCORPION TOXINS SPECIFIC FOR APAMIN-SENSITIVE POTASSIUM CHANNEL, 25 STRUCTURES | | Descriptor: | NATURAL SCORPION PEPTIDE P01 | | Authors: | Blanc, E, Fremont, V, Sizun, P, Meunier, S, Van Rietschoten, J, Thevand, A, Bernassau, J.M, Darbon, H. | | Deposit date: | 1997-02-10 | | Release date: | 1997-04-01 | | Last modified: | 2022-02-16 | | Method: | SOLUTION NMR | | Cite: | Solution structure of P01, a natural scorpion peptide structurally analogous to scorpion toxins specific for apamin-sensitive potassium channel.
Proteins, 24, 1996
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6JB1
 | | Structure of pancreatic ATP-sensitive potassium channel bound with repaglinide and ATPgammaS at 3.3A resolution | | Descriptor: | (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate, ATP-binding cassette sub-family C member 8 isoform X2, ATP-sensitive inward rectifier potassium channel 11, ... | | Authors: | Chen, L, Ding, D, Wang, M, Wu, J.-X, Kang, Y. | | Deposit date: | 2019-01-25 | | Release date: | 2019-05-22 | | Last modified: | 2021-09-29 | | Method: | ELECTRON MICROSCOPY (3.3 Å) | | Cite: | The Structural Basis for the Binding of Repaglinide to the Pancreatic KATPChannel.
Cell Rep, 27, 2019
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7SSZ
 | | Structure of human Kv1.3 with A0194009G09 nanobodies | | Descriptor: | Nanobody A0194009G09, POTASSIUM ION, Potassium voltage-gated channel subfamily A member 3,Green fluorescent protein fusion | | Authors: | Meyerson, J.R, Selvakumar, P. | | Deposit date: | 2021-11-11 | | Release date: | 2022-06-29 | | Last modified: | 2022-07-20 | | Method: | ELECTRON MICROSCOPY (3.25 Å) | | Cite: | Structures of the T cell potassium channel Kv1.3 with immunoglobulin modulators.
Nat Commun, 13, 2022
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7SSV
 | | Structure of human Kv1.3 with Fab-ShK fusion | | Descriptor: | Fab-ShK fusion, heavy chain, light chain, ... | | Authors: | Meyerson, J.R, Selvakumar, P, Smider, V, Huang, R. | | Deposit date: | 2021-11-11 | | Release date: | 2022-06-29 | | Last modified: | 2022-07-20 | | Method: | ELECTRON MICROSCOPY (3.39 Å) | | Cite: | Structures of the T cell potassium channel Kv1.3 with immunoglobulin modulators.
Nat Commun, 13, 2022
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6W0J
 | | Closed-gate KcsA incubated in BaCl2/NaCl | | Descriptor: | BARIUM ION, Fab Heavy Chain, Fab Light Chain, ... | | Authors: | Rohaim, A, Gong, L, Li, J. | | Deposit date: | 2020-02-29 | | Release date: | 2020-07-08 | | Last modified: | 2023-10-11 | | Method: | X-RAY DIFFRACTION (2.5 Å) | | Cite: | Open and Closed Structures of a Barium-Blocked Potassium Channel.
J.Mol.Biol., 432, 2020
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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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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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7PXH
 | | Emodepside-bound Drosophila Slo channel | | Descriptor: | (3~{S},6~{R},9~{S},12~{R},15~{S},18~{R},21~{S},24~{R})-4,6,10,16,18,22-hexamethyl-3,9,15,21-tetrakis(2-methylpropyl)-12,24-bis[(4-morpholin-4-ylphenyl)methyl]-1,7,13,19-tetraoxa-4,10,16,22-tetrazacyclotetracosane-2,5,8,11,14,17,20,23-octone, (4S,7R)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSAN-1-AMINIUM 4-OXIDE, CALCIUM ION, ... | | Authors: | Raisch, T, Brockmann, A, Ebbinghaus-Kintscher, U, Freigang, J, Gutbrod, O, Kubicek, J, Maertens, B, Hofnagel, O, Raunser, S. | | Deposit date: | 2021-10-08 | | Release date: | 2021-12-15 | | Last modified: | 2021-12-22 | | Method: | ELECTRON MICROSCOPY (2.59 Å) | | Cite: | Small molecule modulation of the Drosophila Slo channel elucidated by cryo-EM.
Nat Commun, 12, 2021
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7PXG
 | | Verruculogen-bound Drosophila Slo channel | | Descriptor: | (4S,7R)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSAN-1-AMINIUM 4-OXIDE, CALCIUM ION, CHOLESTEROL, ... | | Authors: | Raisch, T, Brockmann, A, Ebbinghaus-Kintscher, U, Freigang, J, Gutbrod, O, Kubicek, J, Maertens, B, Hofnagel, O, Raunser, S. | | Deposit date: | 2021-10-08 | | Release date: | 2021-12-15 | | Last modified: | 2024-07-17 | | Method: | ELECTRON MICROSCOPY (2.73 Å) | | Cite: | Small molecule modulation of the Drosophila Slo channel elucidated by cryo-EM.
Nat Commun, 12, 2021
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7PXF
 | | Ca2+ free Drosophila Slo channel | | Descriptor: | Isoform J of Calcium-activated potassium channel slowpoke, MAGNESIUM ION, POTASSIUM ION | | Authors: | Raisch, T, Brockmann, A, Ebbinghaus-Kintscher, U, Freigang, J, Gutbrod, O, Kubicek, J, Maertens, B, Hofnagel, O, Raunser, S. | | Deposit date: | 2021-10-08 | | Release date: | 2021-12-15 | | Last modified: | 2024-07-17 | | Method: | ELECTRON MICROSCOPY (2.68 Å) | | Cite: | Small molecule modulation of the Drosophila Slo channel elucidated by cryo-EM.
Nat Commun, 12, 2021
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7PXE
 | | Ca2+ bound Drosophila Slo channel | | Descriptor: | (4S,7R)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSAN-1-AMINIUM 4-OXIDE, CALCIUM ION, CHOLESTEROL, ... | | Authors: | Raisch, T, Brockmann, A, Ebbinghaus-Kintscher, U, Freigang, J, Gutbrod, O, Kubicek, J, Maertens, B, Hofnagel, O, Raunser, S. | | Deposit date: | 2021-10-08 | | Release date: | 2021-12-15 | | Last modified: | 2024-07-17 | | Method: | ELECTRON MICROSCOPY (2.38 Å) | | Cite: | Small molecule modulation of the Drosophila Slo channel elucidated by cryo-EM.
Nat Commun, 12, 2021
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6Y7Q
 | | Crystal Structure of the N-terminal PAS domain from the hERG3 Potassium Channel | | Descriptor: | 1,2-ETHANEDIOL, GLYCEROL, Potassium voltage-gated channel subfamily H member 7 | | Authors: | Cresser-Brown, J, Raven, E, Moody, P. | | Deposit date: | 2020-03-02 | | Release date: | 2020-08-12 | | Last modified: | 2024-01-24 | | Method: | X-RAY DIFFRACTION (1.39 Å) | | Cite: | Discovery of a heme-binding domain in a neuronal voltage-gated potassium channel.
J.Biol.Chem., 295, 2020
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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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8FZ7
 | | TpeA bound closed MthK-A88F mutant in nanodisc | | Descriptor: | (1R)-2-{[(S)-{[(2S)-2,3-dihydroxypropyl]oxy}(hydroxy)phosphoryl]oxy}-1-[(hexadecanoyloxy)methyl]ethyl (9Z)-octadec-9-enoate, 1-(tripentyl-$l^{4}-azanyl)pentane, Calcium-gated potassium channel MthK, ... | | Authors: | Agarwal, S, Nimigean, C.M. | | Deposit date: | 2023-01-27 | | Release date: | 2023-10-11 | | Last modified: | 2024-01-03 | | Method: | ELECTRON MICROSCOPY (2.88 Å) | | Cite: | Calcium-gated potassium channel blockade via membrane-facing fenestrations.
Nat.Chem.Biol., 20, 2024
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7TYS
 | | Cryo-EM structure of the pancreatic ATP-sensitive potassium channel bound to ATP and repaglinide with Kir6.2-CTD in the up conformation | | Descriptor: | (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate, (9R,12R)-15-amino-12-hydroxy-6,12-dioxo-7,11,13-trioxa-12lambda~5~-phosphapentadecan-9-yl undecanoate, 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose, ... | | Authors: | Shyng, S.L, Sung, M.W, Driggers, C.M. | | Deposit date: | 2022-02-14 | | Release date: | 2022-08-31 | | Last modified: | 2022-09-14 | | Method: | ELECTRON MICROSCOPY (3.41 Å) | | Cite: | Ligand-mediated Structural Dynamics of a Mammalian Pancreatic K ATP Channel.
J.Mol.Biol., 434, 2022
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7TYT
 | | Cryo-EM structure of the pancreatic ATP-sensitive potassium channel bound to ATP and repaglinide with Kir6.2-CTD in the down conformation | | Descriptor: | (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate, 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose, ADENOSINE-5'-TRIPHOSPHATE, ... | | Authors: | Shyng, S.L, Sung, M.W, Driggers, C.M. | | Deposit date: | 2022-02-14 | | Release date: | 2022-08-31 | | Last modified: | 2022-09-14 | | Method: | ELECTRON MICROSCOPY (3.6 Å) | | Cite: | Ligand-mediated Structural Dynamics of a Mammalian Pancreatic K ATP Channel.
J.Mol.Biol., 434, 2022
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7U1S
 | | Cryo-EM structure of the pancreatic ATP-sensitive potassium channel bound to ATP and repaglinide with SUR1-out conformation | | Descriptor: | (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate, 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose, ADENOSINE-5'-TRIPHOSPHATE, ... | | Authors: | Shyng, S.L, Sung, M.W, Driggers, C.M. | | Deposit date: | 2022-02-22 | | Release date: | 2022-08-31 | | Last modified: | 2022-09-14 | | Method: | ELECTRON MICROSCOPY (3.8 Å) | | Cite: | Ligand-mediated Structural Dynamics of a Mammalian Pancreatic K ATP Channel.
J.Mol.Biol., 434, 2022
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7U1Q
 | | Cryo-EM structure of the pancreatic ATP-sensitive potassium channel bound to ATP and repaglinide with SUR1-in conformation | | Descriptor: | (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate, 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose, ADENOSINE-5'-TRIPHOSPHATE, ... | | Authors: | Shyng, S.L, Sung, M.W, Driggers, C.M. | | Deposit date: | 2022-02-21 | | Release date: | 2022-08-31 | | Last modified: | 2022-09-14 | | Method: | ELECTRON MICROSCOPY (3.9 Å) | | Cite: | Ligand-mediated Structural Dynamics of a Mammalian Pancreatic K ATP Channel.
J.Mol.Biol., 434, 2022
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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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