3HFE
 
 | | A trimeric form of the Kv7.1 A domain Tail | | Descriptor: | Potassium voltage-gated channel subfamily KQT member 1 | | Authors: | Xu, Q, Minor, D.L. | | Deposit date: | 2009-05-11 | | Release date: | 2009-09-01 | | Last modified: | 2024-02-21 | | Method: | X-RAY DIFFRACTION (1.7 Å) | | Cite: | Crystal structure of a trimeric form of the K(V)7.1 (KCNQ1) A-domain tail coiled-coil reveals structural plasticity and context dependent changes in a putative coiled-coil trimerization motif.
Protein Sci., 18, 2009
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3HFC
 | | A trimeric form of the Kv7.1 A domain Tail, L602M/L606M mutant Semet | | Descriptor: | Potassium voltage-gated channel subfamily KQT member 1 | | Authors: | Xu, Q, Minor, D.L. | | Deposit date: | 2009-05-11 | | Release date: | 2009-09-01 | | Last modified: | 2021-10-13 | | Method: | X-RAY DIFFRACTION (2.45 Å) | | Cite: | Crystal structure of a trimeric form of the K(V)7.1 (KCNQ1) A-domain tail coiled-coil reveals structural plasticity and context dependent changes in a putative coiled-coil trimerization motif.
Protein Sci., 18, 2009
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1WZ5
 | | Solution structure of Pi1-3p | | Descriptor: | Potassium channel blocking toxin 1 | | Authors: | Ferrat, G. | | Deposit date: | 2005-02-24 | | Release date: | 2005-04-19 | | Last modified: | 2022-03-02 | | Method: | SOLUTION NMR | | Cite: | The impact of the fourth disulfide bridge in scorpion toxins of the alpha-KTx6 subfamily
Proteins, 61, 2005
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6SYG
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6GGZ
 | | NMR structure of the scorpion toxin AmmTx3 | | Descriptor: | Potassium channel toxin alpha-KTx 15.3 | | Authors: | Landon, C, Meudal, H. | | Deposit date: | 2018-05-04 | | Release date: | 2019-01-30 | | Last modified: | 2020-03-11 | | Method: | SOLUTION NMR | | Cite: | Synthesis by native chemical ligation and characterization of the scorpion toxin AmmTx3.
Bioorg. Med. Chem., 27, 2019
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2MPF
 | | Solution structure human HCN2 CNBD in the cAMP-unbound state | | Descriptor: | Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 2 | | Authors: | Saponaro, A, Pauleta, S.R, Cantini, F, Matzapetakis, M, Hammann, C, Banci, L, Thiel, G, Santoro, B, Moroni, A. | | Deposit date: | 2014-05-16 | | Release date: | 2014-09-03 | | Last modified: | 2024-05-15 | | Method: | SOLUTION NMR | | Cite: | Structural basis for the mutual antagonism of cAMP and TRIP8b in regulating HCN channel function.
Proc.Natl.Acad.Sci.USA, 111, 2014
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2MNG
 | | Apo Structure of human HCN4 CNBD solved by NMR | | Descriptor: | Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4 | | Authors: | Akimoto, M, Zhang, Z, Boulton, S, Selvaratnam, R, VanSchouwen, B, Gloyd, M, Accili, E.A, Lange, O.F, Melacini, G. | | Deposit date: | 2014-04-03 | | Release date: | 2014-06-04 | | Last modified: | 2024-05-01 | | Method: | SOLUTION NMR | | Cite: | A mechanism for the auto-inhibition of hyperpolarization-activated cyclic nucleotide-gated (HCN) channel opening and its relief by cAMP.
J.Biol.Chem., 289, 2014
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2LU9
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8K1T
 | | Potassium transporter KtrAB from Bacillus subtilis in ATP-bound state with addition of MgCl2 | | Descriptor: | ADENOSINE-5'-TRIPHOSPHATE, Ktr system potassium uptake protein A, Ktr system potassium uptake protein B, ... | | Authors: | Chang, Y.K, Chiang, W.T, Hu, N.J, Tsai, M.D. | | Deposit date: | 2023-07-11 | | Release date: | 2024-04-03 | | Last modified: | 2024-05-22 | | Method: | ELECTRON MICROSCOPY (2.48 Å) | | Cite: | Structural basis and synergism of ATP and Na + activation in bacterial K + uptake system KtrAB.
Nat Commun, 15, 2024
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8K1U
 | | Potassium transporter KtrAB from Bacillus subtilis in ATP-bound state with addition of EDTA and EGTA | | Descriptor: | ADENOSINE-5'-TRIPHOSPHATE, Ktr system potassium uptake protein A, Ktr system potassium uptake protein B, ... | | Authors: | Chang, Y.K, Chiang, W.T, Hu, N.J, Tsai, M.D. | | Deposit date: | 2023-07-11 | | Release date: | 2024-04-03 | | Last modified: | 2024-05-22 | | Method: | ELECTRON MICROSCOPY (2.82 Å) | | Cite: | Structural basis and synergism of ATP and Na + activation in bacterial K + uptake system KtrAB.
Nat Commun, 15, 2024
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2MEL
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2ME7
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2MEO
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8K1S
 | | Potassium transporter KtrAB from Bacillus subtilis in ADP-bound state | | Descriptor: | ADENOSINE-5'-DIPHOSPHATE, Ktr system potassium uptake protein A, Ktr system potassium uptake protein B, ... | | Authors: | Chang, Y.K, Chiang, W.T, Hu, N.J, Tsai, M.D. | | Deposit date: | 2023-07-11 | | Release date: | 2024-04-03 | | Last modified: | 2024-05-22 | | Method: | ELECTRON MICROSCOPY (2.83 Å) | | Cite: | Structural basis and synergism of ATP and Na + activation in bacterial K + uptake system KtrAB.
Nat Commun, 15, 2024
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2MEN
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6AVD
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6AVC
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6ATN
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4LFQ
 | | High resolution x-ray crystal structure of L-ShK toxin | | Descriptor: | Potassium channel toxin ShK | | Authors: | Dang, B, Kubota, T, Mandal, K, Bezanilla, F, Kent, S.B.H. | | Deposit date: | 2013-06-27 | | Release date: | 2013-08-14 | | Last modified: | 2023-08-02 | | Method: | X-RAY DIFFRACTION (1.059 Å) | | Cite: | Native Chemical Ligation at Asx-Cys, Glx-Cys: Chemical Synthesis and High-Resolution X-ray Structure of ShK Toxin by Racemic Protein Crystallography.
J.Am.Chem.Soc., 135, 2013
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6ATS
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2L4R
 | | NMR solution structure of the N-terminal PAS domain of hERG | | Descriptor: | Potassium voltage-gated channel subfamily H member 2 | | Authors: | Gayen, N, Li, Q, Chen, A.S, Huang, Q, Raida, M, Kang, C. | | Deposit date: | 2010-10-13 | | Release date: | 2010-12-22 | | Last modified: | 2024-05-01 | | Method: | SOLUTION NMR | | Cite: | NMR solution structure of the N-terminal domain of hERG and its interaction with the S4-S5 linker.
Biochem.Biophys.Res.Commun., 403, 2010
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3EFF
 | | The Crystal Structure of Full-Length KcsA in its Closed Conformation | | Descriptor: | FAB, Voltage-gated potassium channel | | Authors: | Uysal, S, Vasquez, V, Tereshko, T, Esaki, K, Fellouse, F.A, Sidhu, S.S, Koide, S, Perozo, E, Kossiakoff, A. | | Deposit date: | 2008-09-08 | | Release date: | 2009-04-14 | | Last modified: | 2011-07-13 | | Method: | X-RAY DIFFRACTION (3.8 Å) | | Cite: | Crystal structure of full-length KcsA in its closed conformation.
Proc.Natl.Acad.Sci.USA, 106, 2009
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5KHK
 | | HCN2 CNBD in complex with 2-aminopurine riboside-3', 5'-cyclic monophosphate (2-NH2-cPuMP) | | Descriptor: | 2-Aminopurine riboside-3',5'-cyclic monophosphate, Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 2 | | Authors: | Ng, L.C.T, Putrenko, I, Baronas, V, Van Petegem, F, Accili, E.A. | | Deposit date: | 2016-06-14 | | Release date: | 2016-09-14 | | Last modified: | 2023-09-27 | | Method: | X-RAY DIFFRACTION (2.07 Å) | | Cite: | Cyclic Purine and Pyrimidine Nucleotides Bind to the HCN2 Ion Channel and Variably Promote C-Terminal Domain Interactions and Opening.
Structure, 24, 2016
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5KHG
 | | HCN2 CNBD in complex with cytidine-3', 5'-cyclic monophosphate (cCMP) | | Descriptor: | 4-amino-1-[(2S,4aR,6R,7R,7aS)-2,7-dihydroxy-2-oxidotetrahydro-4H-furo[3,2-d][1,3,2]dioxaphosphinin-6-yl]pyrimidin-2(1H)-one, Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 2 | | Authors: | Ng, L.C.T, Putrenko, I, Baronas, V, Van Petegem, F, Accili, E.A. | | Deposit date: | 2016-06-14 | | Release date: | 2016-09-14 | | Last modified: | 2023-09-27 | | Method: | X-RAY DIFFRACTION (2.241 Å) | | Cite: | Cyclic Purine and Pyrimidine Nucleotides Bind to the HCN2 Ion Channel and Variably Promote C-Terminal Domain Interactions and Opening.
Structure, 24, 2016
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5KHH
 | | HCN2 CNBD in complex with inosine-3', 5'-cyclic monophosphate (cIMP) | | Descriptor: | Inosine-3',5'-cyclic monophosphate, Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 2 | | Authors: | Ng, L.C.T, Putrenko, I, Baronas, V, Van Petegem, F, Accili, E.A. | | Deposit date: | 2016-06-14 | | Release date: | 2016-09-14 | | Last modified: | 2023-09-27 | | Method: | X-RAY DIFFRACTION (1.77 Å) | | Cite: | Cyclic Purine and Pyrimidine Nucleotides Bind to the HCN2 Ion Channel and Variably Promote C-Terminal Domain Interactions and Opening.
Structure, 24, 2016
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