Potassium channel 3D structures

3D structures of Potassium Channels

Updated on 17-June-2026

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• Non-human potassium Channel
  • 2pnv – rKCh leucine zipper domain SKCa – rat
    
  • 3lut - rKCh Kv1.2 (mutant)
    
  • 8vch - rKCh Kv1.2 (mutant) – Cryo EM
    
  • 1dsx - rKCh N-terminal (mutant)
    
  • 1qdv, 1qdw - rKCh Kv1.2 N-terminal
    
  • 1kn7 - rKCh Kv1.4 N-terminal (mutant) - NMR
    
  • 1nn7 - rKCh Kv4.2 N-terminal T1 domain 42-146
    
  • 8sd3 - rKCh Kv2.1 – Cryo EM
    
  • 8sda - rKCh Kv2.1 (mutant) – Cryo EM
    
  • 5wie - rKCh β-2 (mutant)
    
  • 3eau - rKCh β-2 +cortisone
    
  • 3eb3, 3eb4 - rKCh β-2 (mutant) + cortisone
    
  • 6ci1 - rKCh β-2.1 – Cryo EM
    
  • 4hoi – mKCh Kv10.1 PAS domain 28-137 – mouse
    
  • 4f8a, 4llo – mKCh Kv10.1 EAG domain 552-707
    
  • 9muh - mKCh TASK-1 – Cryo EM
    
  • 6wlv, 6wm0 - mKCh TASK-2 – Cryo EM
    
  • 5a6e, 5a6f, 5a6g, 5u70, 5u76 – cKCh SL02.2 – chicken – CryoEM
    
  • 7atz, 7fcv, 7t4x, 7wsw – AtKCh AKT1 – Arabidopsis thaliana – Cryo EM
    
  • 9is8 – AtKCh AKT1 + AKT4 – Cryo EM
    
  • 1ho2, 1ho7 - DmKCh L45 segment - Drosophila melanogaster - NMR
    
  • 4hp4 - DmKCh PAS domain 11-136
    
  • 5aar – AtKCh AKT1 ankyrin domain
    
  • 8jet, 8jeu – AtKCh SKOR – Cryo EM
    
  • 8jec – AtKCh SKOR (mutant) – Cryo EM
    
  • 1wlj, 2wlh, 2wli, 2wlj, 2wlm, 2wln, 2wlo - MmKCh - Magnetospirillum magnetoacticum
    
  • 2k44 – KCh voltage-sensor paddle domain – NMR
    
  • 3e83, 3e86, 6ufe – BcKCh transmembrane domain – Bacillus cereus
    
  • 3e89, 3e8b, 3e8f, 3e8g, 3e8h, 6cpv, 6dz1 – BcKCh transmembrane domain 86-119 +ions
    
  • 2ahy, 2ahz, 2q67, 2q68, 2q69, 2q6a, 3ouf, 4pdl, 4pdm, 4pdr, 4pdv, 4r6z, 4r7c, 4r8c, 4r50, 4rai, 4ro2, 7oor, 7oou, 7oph, 7oq1, 7oq2, 7pa0, 8a35, 8a7x, 8ayp, 8ayq, 8cts, 8ctt, 8ctu, 8ctv, 8ctw, 8ctx – BcKCh transmembrane domain (mutant) + ion
    
  • 8ctn, 8cu1, 8cu2, 8cu3, 8cu4 – BcKCh transmembrane domain (mutant) + ion - Laue
    
  • 1bl8, 1f6g, 7mhx, 7mjt, 7mk6 - SlKCh Kcsa (mutant) - Streptomyces lividans
    
  • 2qto, 3ifx - SlKCh Kcsa pore domain 1-120
    
  • 3fb6, 3ogc - SlKCh Kcsa pore domain + antibody
    
  • 3stl, 3stz, 8thn - SlKCh Kcsa pore domain (mutant) + antibody
    
  • 1j95 - SlKCh Kcsa pore domain +K+tetrabutylammonium
    
  • 1jvm - SlKCh Kcsa pore domain (mutant) + Rb + tetrabutylammonium
    
  • 1jq1, 1jq2 - SlKCh Kcsa inner transmembrane segment - NMR
    
  • 1a68, 1eod, 1eoe, 1eof, 3kvt - AcKCh Kv1.1 T1 domain (mutant) - Aplysia californica
    
  • 1t1d - AcKCh Kv1.1 T1 domain 1-115
    
  • 2kyh - AeKCh voltage sensing domain - Aeropyrum pernix - NMR
    
  • 6uwm – AeKCH residues 25-295 – Cryo EM
    
  • 2wll - BpKCh KIRBAC1.1 - Burkholderia pseudomalie
    
  • 7swj – BpKCh KIRBAC1.1 (mutant) – NMR
    
  • 1bei - KCh Kv1.3 – Stichodactyla helianthus
    
  • 1id1 - KCh RCK domain 241-393 – Escherichia coli
    
• Non-human potassium channel complex with protein
  • 2i2r - rKCh Kv4.3 N-terminal+KV channel interacting protein 1
    
  • 1s6c - rKCh Kv4.2 N-terminal+KV channel interacting protein 1
    
  • 1qrq, 2a79 - rKCh Kv1.2 + beta2
    
  • 8vc3 - rKCh Kv1.2 + DTx – Cryo EM
    
  • 4jta, 4jtc, 4jtd - rKCh Kv1.2-2.1 + KCh toxin
    
  • 2r9r - rKCh Kv2.1/KCh Kv1.2 + Kv β-2
    
  • 1exb - rKCh Kv1.1 T1 domain 27-129 + KV beta2 protein
    
  • 8ep0, 8ep1 - rKCh Kv10.1 + calmodulin – Cryo EM
    
  • 2p7t - rKCh + FAV
    
  • 3lnm, 6ebk, 6ebl, 6ebm - rKCh Kv2.1/KCh Kv1.2 (mutant)
    
  • 7siz - rKCh Kv2.1/KCh Kv1.2 (mutant) + beta2 subunit
    
  • 5k7l - rKCh Kv10.1 + calmodulin
    
  • 6pbx, 6pby, 8eow - rKCh Kv10.1 + calmodulin – Cryo EM
    
  • 3eff - mKCh + FAB
    
  • 2w0f - mKCh + FAB + tetraoctylammonium
    
  • 2h8p, 2hfe, 2hg5 - mKCh + mFAB
    
  • 1r3i, 1r3j, 1r3k, 1r3l, 1s5h, 2atk, 2bob, 2boc, 2dwd, 2dwe, 2hvj, 2hvk, 2ih1, 2ih3, 2itc, 2itd, 2jk5, 2nlj, 3f7v, 3f7y, 3fb5, 3fb7, 3fb8, 3gb7, 3hpl, 3iga, 3or6, 3or7 - mKCh (mutant) + FAB
    
  • 1zwi, 2hjf, 3f5w - mKCh (mutant) + antibody heavy+light chains
    
  • 5vms - fKCh Kv7.1 + calmodulin - frog
    
  • 7tci, 7tcp, 9my3 - fKCh Kv7.1 + calmodulin – Cryo EM
    
  • 9my4 - fKCh Kv7.1 (mutant) + calmodulin – Cryo EM
    
  • 3pjs, 4msw, 4uuj, 5j9p, 5vk6, 5vke, 5vkh, 6w0a, 6w0b, 6w0c, 6w0d, 6w0e, 6w0f, 6w0g, 6w0h, 6w0i, 6w0j, 7m2h, 7m2i, 7m2j, 7mdj, 7rp0 – SlKCh Kcsa pore domain + antibody
    
  • 1k4c, 1k4d, 4lbe, 4lcu, 5e1a, 5ebl, 5ebm, 5ebw, 5ec1, 5ec2, 6nfu, 6nfv, 6pa0, 7mub, 7sqw - SlKCh Kcsa pore domain (mutant) + antibody
    
  • 7mhr - SlKCh Kcsa pore domain (mutant) + antibody + K
    
  • 2a9h - SlKCh Kcsa pore domain (mutant) + charybdotoxin
    
  • 6by2, 6by3 - KCh Kcsa (mutant) + antibody – Streptomyces coelicolor
    
  • 2a0l - AeKCh + FV
    
  • 1orq - AeKCh (mutant) + FAB
    
  • 5fg8, 5h9b, 5hu3 - DmKCh EAG + CAMKII
    
• Human potassium Channel
  • 4hp9, 4hqa, 6y7q - hKCh ERG PAS domain 1-135 - human
    
  • 1byw – hKCh ERG PAS domain (mutant)
    
  • 2l0w, 2l1m, 2l4r – hKCh PAS domain – NMR
    
  • 1b4g, 1b4l, 1ujl - hKCh ERG1 extracellular linker 1-42 – NMR
    
  • 7ej1, 7ssx, 7ssy, 7wf3 – hKCh Kv1.3 – Cryo EM
    
  • 7ej2, 9cla, 9clv, 9eef – hKCh Kv1.3 (mutant) – Cryo EM
    
  • 4bgc – hKCh Kv1.3 T1 domain 104-204
    
  • 9o10, 9o11, 9o12, 9o13 – hKCh Kv2.1 – Cryo EM
    
  • 7re5, 7spd – hKCh Kv2.1 T1 domain 29-147
    
  • 7phh, 7phi, 7phk, 7phl, 7pqt, 8f1d – hKCh Kv3.1 + K - CryoEM
    
  • 8f1c – hKCh Kv3.1 + modulator + K - CryoEM
    
  • 7f0j – hKCh Kv4.2 - CryoEM
    
  • 7w3y – hKCh Kv4.3 - CryoEM
    
  • 1s1g - hKCh Kv4.3 T1 domain 29-143
    
  • 2ovc - hKCh Kv7.4 tetramerization domain 611-640
    
  • 6mie - hKCh Kv7.1 voltage-sensing domain 100-249
    
  • 3bj4 - hKCh Kv7.1 C-terminal
    
  • 7vvh - hKCh Kv7.1 C-terminal (mutant)
    
  • 3hfc, 3hfe – hKCh Kv7.1 (mutant)
    
  • 7cr0, 22ay – hKCh Kv7.2 - CryoEM
    
  • 6syg – hKCh Kv11.1 NBD
    
  • 5va1, 5va2, 8io4, 8zyn, 9chp, 9chq, 9chr, 9chs – hKCh Kv11.1 – Cryo EM
    
  • 5va3 – hKCh Kv11.1 (mutant) – Cryo EM
    
  • 8zyo, 8zyp, 8zyq – hKCh Kv11.1 + drug – Cryo EM
    
  • 2n7g - hKCh Kv11.1 734-869 – NMR
    
  • 1zsx – hKCh β-2 subunit)
    
  • 5j7e – hKCh EAG1 PAS domain
    
  • 1ztn – hKCH RAW3 inactivation gate – NMR)
    
  • 1zto - hKCH RCK4 inactivation gate – NMR)
    
  • 6rv2 - hKCh TASK-1
    
  • 9g9x - hKCh TASK-1 – Cryo EM
    
  • 8k1j, 8k1q, 8k1v, 8k1z, 9g9v - hKCh TASK-3 – Cryo EM
    
  • 9g9w - hKCh TASK-3 (mutant) – Cryo EM
    
  • 7yid, 7yie, 7yif, 7yig, 7yih, 7yij – hKCh KCNH5 – Cryo EM
    
  • 9bsn, 9byi, 9dwn, 9ft7, 9jgz, 9jh1, 9m9m – hKCh THIK-1 – Cryo EM
    
  • 9bws, 9c07, 9c09, 9m9w – hKCh THIK-1 (mutant) – Cryo EM
    
• Human potassium channel complex
  • 7cn0, 7cn1 – hKCh ERG + K – Cryo EM
    
  • 7ssz, 8dfl – hKCh Kv1.3 + nanobody – Cryo EM
    
  • 9con, 9cty, 9ei0 – hKCh Kv1.3 (mutant) + nanobody – Cryo EM
    
  • 7ssv – hKCh Kv1.3 + antibody – Cryo EM
    
  • 7pqu – hKCh Kv3.1 + K – Cryo EM
    
  • 7wf4 – hKCh Kv3.1 + Kv beta-2 + NADP – Cryo EM
    
  • 6pis, 7lj4, 7lj5, 7lja, 7ljb – hKCh Kv4.1 (mutant) + antibody
    
  • 7e7z, 7e83, 7e84, 7f3f – hKCh Kv4.2 + KChlP1 - CryoEM
    
  • 7e87, 7e8b – hKCh Kv4.2 + DPP6S - CryoEM
    
  • 7e86, 7e8e, 7e8h – hKCh Kv4.2 + KChlP1 + DPP6S - CryoEM
    
  • 7ukd, 7ukf – hKCh Kv4.2 + KChlP2 - CryoEM
    
  • 7ukg, 7ukh – hKCh Kv4.2 + KChlP2 + DPP6 - CryoEM
    
  • 7uk5, 7ukc, 7uke – hKCh Kv4.2 transmembrane region + KChlP2 - CryoEM
    
  • 7w6n – hKCh Kv4.3 + KChlP1 - CryoEM
    
  • 7w6t – hKCh Kv4.3 + KChlP1 + DPP6 - CryoEM
    
  • 7w6s – hKCh Kv4.3 + KChlP2 - CryoEM
    
  • 2nz0 – hKCh Kv4.3 N-terminal+KV channel interacting protein 1)
    
  • 4v0c - hKCh Kv7.1 + calmodulin
    
  • 8sin, 9uj4, 9ven, 9veo - hKCh Kv7.1 + calmodulin – Cryo EM
    
  • 4umo - hKCh Kv7.1 (mutant) + calmodulin
    
  • 12dk - hKCh Kv7.1 (mutant) + calmodulin – Cryo EM
    
  • 9u7f, 9uc8, 9wd8 - hKCh Kv7.1 + calmodulin + MINK – Cryo EM
    
  • 9vec, 9vei - hKCh Kv7.1 (mutant) + calmodulin + MINK – Cryo EM
    
  • 7vvd - hKCh Kv7.1 C-terminal + calmodulin
    
  • 5j03, 6feg, 6feh - hKCh Kv7.2 + calmodulin
    
  • 6b8q - hKCh Kv7.5 + calmodulin
    
  • 6rv3, 6rv4 - hKCh TASK-1 + inhibitor
    
  • 7xni, 7xnk, 7xnl, 7xnn, 8sik, 8sim – hKCh Kv7.1 + calmodulin + K - CryoEM
    
  • 6uzz, 6v00 – hKCh Kv7.1 + KCNE3 + calmodulin – Cryo EM
    
  • 6v01 – hKCh Kv7.1 + KCNE3 + calmodulin + PTDINS – Cryo EM
    
  • 7cr3 – hKCh Kv7.2 + calmodulin – Cryo EM
    
  • 7cr1 – hKCh Kv7.2 + pyridine derivative – Cryo EM
    
  • 7cr4 – hKCh Kv7.2 + pyridine derivative + calmodulin – Cryo EM
    
  • 7cr2 – hKCh Kv7.2 + drug – Cryo EM
    
  • 8izy – hKCh Kv7.2 + activator – Cryo EM
    
  • 8ijk, 8j00, 8j01, 8j04, 8j05, 8w4u, 8x43, 8xo1, 9ixy, 9ixz, 9l8w, 9xb9, 9xed – hKCh Kv7.2 + calmodulin + activator – Cryo EM
    
  • 8j02, 8j03 – hKCh Kv7.2 (mutant) + calmodulin + activator – Cryo EM
    
  • 7cr7 – hKCh Kv7.2 + calmodulin + drug – Cryo EM
    
  • 22bj, 22bk – hKCh Kv7.2 + Kv7.3 + K – Cryo EM
    
  • 22be, 22bg – hKCh Kv7.2 + Kv7.3 + K + drug – Cryo EM
    
  • 22az, 22ba, 22bc, 22bd, 22bf, 22bh, 22bi – hKCh Kv7.2 + Kv7.3 + K + activator – Cryo EM
    
  • 9x5j – hKCh Kv7.2 + Kv7.3 + calmodulin + K – Cryo EM
    
  • 9x65 – hKCh Kv7.2 + Kv7.3 + calmodulin + drug + K – Cryo EM
    
  • 22rq – hKCh Kv7.3 + drug – Cryo EM
    
  • 22rj – hKCh Kv7.3 + calmodulin + K – Cryo EM
    
  • 6b8l, 6b8m, 6b8n, 6b8p, 6n5w, 7byl, 7vnp, 7vnq, 7vnr – hKCh Kv7.4 + calmodulin – Cryo EM
    
  • 7bym, 7byn – hKCh Kv7.4 + calmodulin + drug – Cryo EM
    
  • 9j38 – hKCh Kv7.5 + calmodulin – Cryo EM
    
  • 9liz, 9lj1, 9lj5 – hKCh Kv7.5 + calmodulin + activator – Cryo EM
    
  • 9m9q – hKCh THIK-1 + halothane – Cryo EM
    
  • 9m9x – hKCh THIK-1 + arachidonic acid + cholesterol + K – Cryo EM
    
  • 9u8b – hKCh THIK-1 + arachidonic acid + inhibitor – Cryo EM
    
• Inward rectifier KCh
  • 7s5t - hIRK 11 – Cryo EM
    
  • 6c3o, 6c3p, 7s5v - hIRK 11 + SUR1 + ATP + ADP – Cryo EM
    
  • 7s5x, 7s5y, 7s5z, 7s60, 7s61 - hIRK 11 (mutant) + sulfonylurea receptor + ATP + ADP – Cryo EM
    
  • 6baa - hIRK 11 + SUR1 + ATP + diabetes drug – Cryo EM
    
  • 3ukm – hIRK TWIK-1
    
  • 9e94, 9mek, 9ota, 9otk, 9ov0, 9ov9 – hIRK TWIK-2 + K – Cryo EM
    
  • 9ovd, 9ove – hIRK TWIK-2 (mutant) + K – Cryo EM
    
  • 9mel – hIRK TWIK-2 + drug + K – Cryo EM
    
  • 3um7 – hIRK TRAAK
    
  • 4rue, 4ruf - hIRK TRAAK (mutant)
    
  • 4wfe, 4wff, 4wfg, 4wfh - hIRK TRAAK + antibody
    
  • 4i9w - hIRK TRAAK (mutant) + antibody
    
  • 7zdz – hKir2.1 + K – Cryo EM
    
  • 8qql – hKir2.1 (mutant) – Cryo EM
    
  • 9mae – hKir4.1/5.1 + K – Cryo EM
    
  • 9ma5 – hKir4.1/5.1 + spermine + K – Cryo EM
    
  • 9mai, 9mag – hKir4.1/5.1 + inhibitor + K – Cryo EM
    
  • 9kgl – hKir6.2 + ATP + toxin – Cryo EM
    
  • 9dfx – hKir6.2 + ATP + inhibitor – Cryo EM
    
  • 8ti1, 8ti2 – hKir6.2 (mutant) + K + inhibitor – Cryo EM
    
  • 7tys – hKir6.2 + K + ATP + SUR1 – Cryo EM
    
  • 9nms – hKir7.1 (mutant) – Cryo EM
    
  • 9pr5, 9pr6 – hKir7.1 + cholesterol – Cryo EM
    
  • 9pr7 – hKir7.1 + progesterone – Cryo EM
    
  • 9nmt – hKir7.1 + inhibitor – Cryo EM
    
  • 7wit - bIRK 11 + SUR1 + ATP + diabetes drug – bovine - Cryo EM<br /
  • 5twv, 6pz9, 6pza - rIRK 11 + SUR1 + ATP + diabetes drug – Cryo EM
    
  • 7sk0, 7sk1 - rTWIK1 – Cryo EM
    
  • 8i5m, 8i5n – rKATP Kir4.1 + inhibitor – Cryo EM
    
  • 7mit, 7mjo, 7mjp, 7mjq – rKATP Kir6.1 + ATP – Cryo EM
    
  • 7u24, 7uqr – rKATP Kir6.2 + SUR1 – Cryo EM
    
  • 7u1e – rKATP Kir6.2 + SUR1 + ATP – Cryo EM
    
  • 7tyt, 7u1q, 7u1s, 7u2x, 7u6y, 7u7m, 7uaa – rKATP Kir6.2 + SUR1 + ATP + drug – Cryo EM
    
  • 7w4o, 7w4p – mKATP Kir6.2 (mutant) + SUR1 – Cryo EM
    
  • 1n9p, 1u4e - mIRK 1 cytoplasmic domain
    
  • 3k6n - mIRK 1 cytoplasmic domain (mutant)
    
  • 9mh8, 9mh9 – mKir3.2 – Cryo EM
    
  • 1u4f, 3agw – mKir3.2 cytoplasmic domain 53-74 200-381
    
  • 2xky – mKir3.2 cytoplasmic domain – Cryo EM
    
  • 2gix, 3vsq – mKir3.2 cytoplasmic domain (mutant)
    
  • 2e4f – mKir3.2 fragment
    
  • 5um4 - mIRK 3.1 (mutant)
    
  • 3at8, 3at9, 3ata, 3atb, 3atd, 3ate, 3atf, 3auw, 3syo - mIRK 3.2
    
  • 6xis, 6xit - mIRK 3.2 – Cryo EM
    
  • 3syc, 3syp - mIRK 3.2 (mutant)
    
  • 3sya - mIRK 3.2 + PIP2
    
  • 6xeu - mGIRK 2 + PIP2 – Cryo EM
    
  • 6xev - mGIRK 2 + PIP2 + cholesterol derivative – Cryo EM
    
  • 3syq - mIRK 3.2 (mutant) + PIP2
    
  • 4kfm - mIRK 3.2 + guanine nucleotide-biding protein
    
  • 5twv, 5wua - mIRK 11 + SUR1 - Cryo EM
    
  • 5ywb, 5ywc - mIRK 11 + SUR1 + ADP – Cryo EM
    
  • 5yw8, 5yw9, 5ywa - mIRK 11 + SUR1 + ATP – Cryo EM
    
  • 5yke, 5ykf, 5ykg, 6jb1 - mIRK 11 + SUR1 + ATP + diabetes drug – Cryo EM
    
  • 6m85 – cIRK 2.2
    
  • 3spj, 6m86 – cIRK 2.2 (mutant)
    
  • 3spc – cIRK 2.2 + DGPP
    
  • 3spg, 3sph, 5kuk, 5kum, 6m84 – cIRK 2.2 (mutant) + PIP2
    
  • 3spi – cIRK 2.2 + PIP2
    
  • 6v1x, 6v1y, 7cal, 7wm2 - AtIRK KAT1 – Cryo EM
    
  • 7wm1, 7xuf - AtIRK KAT3 + AKT1 – Cryo EM
    
  • 1xl4, 1xl6, 2wlk, 2x6a, 2x6b, 2x6c, 6o9u - MmIRK KIRBac3.1
    
  • 4lp8, 6o9t, 6o9v, 7adi, 7n9k, 7n9l - MmIRK KIRBac3.1 (mutant)
    
  • 3zrs – MmIRK 10
    
  • 1p7b - BpIRK C-terminal
    
• Outward rectifier KCh
  • 4twk – hKCh TREK-1
    
  • 4bw5, 4xdj – hKCh TREK-2
    
  • 4xdk, 4xdl – hKCh TREK-2 + Prozac derivative
    
  • 8qz1, 8qz2, 8qz3, 8qz4 – hKCh TREK-2 + nanobody
    
  • 6cq6, 6cq8, 6cq9, 6v36, 6v37, 6v3c, 6v3i, 6w7b, 6w7c, 6w7d, 6w7e, 6w82, 6w83, 6w84, 6w85, 6w86, 6w87, 6w88, 6w8a, 6w8c, 6w8f – mKCh TREK-1 (mutant)
    
  • 8ue2, 8ue9, 8uec, 8uf6 – mKCh TREK-1 (mutant) + activator
    
  • 8de7, 8de8, 8de9 – zKCh TREK-1 – zebrafish – Cryo EM
    
  • 9dbr – zKCh TREK-1 (mutant) + activator
    
  • 8wfz, 9j0x, 9khe, 9khf, 9khg, 9l9u, 9la0, 9la1, 9la2, 9la3, 9la7 – AtKCh GORK – Cryo EM
    
  • 9j0y, 9j0z, 9j10 – AtKCh GORK (mutant) – Cryo EM
    
  • 8wtz – AtKCh SKOR – Cryo EM
    
  • 8wui – AtKCh SKOR (mutant) – Cryo EM
    
  • 9pik, 9pko, 9pkp – KCh TOK1 + K – Candida albicans – Cryo EM
    
• MthK
  • 5bki, 5bkj, 5bkk, 6u5n, 6u5p, 6u5r, 6u68, 6u6d, 6u6e, 6u6h, 6u9p, 6u9t, 6u9y, 6u9z, 9z2m, 9z2v - MthK - Methanobacterium thermoautrophicum – Cryo EM
    
  • 6oly - MthK (mutant)
    
  • 8djb, 8fz7 - MthK (mutant) – Cryo EM
    
  • 1lnq, 2aej, 2aem, 2fy8, 2ogu, 4ro0 - MthK RCK domain 107-336
    
  • 3ldc, 3ldd, 3lde, 3ous – MthK residues 28-99 (mutant)
    
  • 4qe7, 4qe9 - MthK residues 18-100 (mutant)
    
  • 2aef, 3kxd, 4ei2, 4l73, 4l74, 4l75, 4l76 - MthK RCK domain + Ca
    
  • 6uwn, 6ux4, 6ux7, 6uxa, 6uxb - MthK RCK domain + Ca – Cryo EM
    
  • 3rbx, 3rbz - MthK RCK domain (mutant) + Ca
    
  • 3r65, 4hyo, 4hz3 – MthK pore domain (mutant)
• Potassium/Sodium channel
  • 3k03, 3k04, 3k06, 3k08, 3k0d, 3k0g, 6v8y – BcNaK
    
  • 3t1c, 3t2m, 3t4d, 3t4z, 3tcu, 3tet – BcNaK (mutant)
• Calcium-activated KCh
  • 3naf, 6nd0 – hKCh Sl01
    
  • 6v3g, 8gh9, 8ghf, 8ghg – hKCh Sl01 – Cryo EM
    
  • 7yo2, 7yo5, 8v60, 8v63, 8v64 – hKCh Sl01 (mutant) – Cryo EM
    
  • 6v38, 9czj, 9czm, 9d18 – hKCh Sl01 + Ca – Cryo EM
    
  • 6v5a – hKCh Sl01 (mutant) + Ca
    
  • 8z3s, 9jo3, 9jo4 – hKCh Sl01 + activator – Cryo EM
    
  • 10ad – hKCh Sl01 + agonist – Cryo EM
    
  • 7ynz, 7yo3, 8vav, 8vaz – hKCh Sl01 + LRRC26 – Cryo EM
    
  • 7yo1, 7yo4 – hKCh Sl01 (mutant) + LRRC26 – Cryo EM
    
  • 6v22, 6v35 – hKCh Sl01+ Sl04 subunits + Ca – Cryo EM
    
  • 9czh, 9czk, 9czo, 9czq, 9d19 – hKCh Sl01+ KCh beta4 subunit + large conductance KCh beta2 subunit + Ca – Cryo EM
    
  • 8hir, 8hk6, 8hkf, 8hkk, 8hkm, 8hkq – hKCh Sl02.2 – Cryo EM
    
  • 4hpf - hKCh Sl03
    
  • 5y7l - hKCh β 4 subunit extracellular loop
    
  • 8se3 – KCh Sl01 – rabbit - Cryo EM
    
  • 7pxe, 7pxf – DmKCH – Cryo EM
    
  • 7pxg, 7pxh – DmKCh + modulator – Cryo EM
    
• TMEM175 or transmembrane protein 175
  • 6w8n, 6w8o, 6w8p, 6wc9, 6wca, 6wcb, 6wcc, 7lf6, 7unl, 7unm – hTMEM175 – Cryo EM
    
  • 8dhm, 8via, 8vic, 9vsp, 9vsr – hTMEM175 + inhibitor – Cryo EM
    
  • 8fy5, 8fyf – hTMEM175 + LAMP-1 – Cryo EM
    
  • 6hd9, 6hda, 6hdb – MtTMEM175 – Mariviga tractuosa
    
  • 6swr – MtTMEM175 (mutant)
    
  • 6hd8 – MtTMEM175 + nanobody
    
  • 6hdc – MtTMEM175 (mutant) + nanobody
    
• Small conductance calcium-activated KCh; Domains - calmodulin-binding 395-487; leucine zipper 488-526
  • 5v02, 5v03, 6ale - hKCh SKCa2 calmodulin-binding domain + calmodulin
    
  • 5wbx, 5wc5 - hKCh SKCa2 calmodulin-binding domain (mutant) + calmodulin
    
  • 9vu9, 9vua, 9vuc, 9zrq, 9zrr - hKCh SKCa2 calmodulin-binding domain + calmodulin + inhibitor + K – cryo EM
    
  • 9vub - hKCh SKCa2 calmodulin-binding domain + calmodulin + inhibitor + cholesterol + drug + K – cryo EM
    
  • 1kkd – rKCh calmodulin-binding domain - NMR
    
  • 1g4y, 1qx7, 3sjq, 4g27, 4g28, 4j9y, 4j9z, 4qnh, 6czq - rKCh calmodulin-binding domain + calmodulin
    
  • 8v2g, 8v2h - rKCh SKCa2.2 118-478 + calmodulin + K – Cryo EM
    
  • 9eio - rKCh SKCa2.2 118-478 (mutant) + calmodulin + K – Cryo EM
    
  • 8v3g - rKCh SKCa2.2 118-478 + calmodulin + inhibitor + K – Cryo EM
    
  • 9o7s - rKCh SKCa2.2 118-478 + calmodulin + activator + K – Cryo EM
    
  • 9o85, 9o93 - rKCh SKCa2.2 118-478 + calmodulin + drug + K – Cryo EM
    
  • 2pnv – rKCh leucine zipper domain SKCa
    
• Intermediate conductance calcium-activated KCh
  • 6cnm, 6cnn, 6cno, 9ed1 - hKCa 3.1 + calmodulin – Cryo EM
    
  • 9oa8, 9zpo, 9zpt, 9zrk, 9zrl - hKCa 3.1 + calmodulin + activator – Cryo EM
    
  • 9y5q, 9ydz - hKCa 3.1 (mutant) + calmodulin + modulator – Cryo EM
    
  • 9o48, 9o51, 9o52, 9o53, 9o5o - hKCa 3.1/SKCa2 + calmodulin – Cryo EM
    
  • 6d42- rKCa 3.1 C terminal
    
• Large conductance calcium-activated KCh
  • 3mt5 - hBK cytoplasmic domain
    
  • 1jo6 - BK beta 2 N-terminal KCNMB2 encoded LKCa - synthetic - NMR
    
  • 3u6n – zBK
    
  • 5tj6, 5tji – AcBK - CryoEM
    
• Potassium/Sodium hyperpolarization-activated cyclic nucleotide-gated channel or cyclic nucleotide-gated channel or HCN channel see Ion channels

Proteopedia Page Contributors and Editors (what is this?)

Michal Harel, Joel L. Sussman