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Crystals and models of potassium ion channels

The following list collects the high-resolution atomic structures of K+ ion channels determined mainly from x-ray diffraction data.

  1. N-TYPE INACTIVATION MODEL OF POTASSIUM CHANNEL (KCSA) FROM STREPTOMYCES LIVIDANS. View/download PDB. View movie. Mª Luisa Molina & Gregorio Fernández-Ballester
    PubMed: 18430729
  2. Molecular model of the intersubunit, nonannular lipid binding site of KcsA. View/download PDB. Irene Triano & Gregorio Fernández-Ballester.
    PubMed: 20481584
  3. POTASSIUM CHANNEL (KCSA) DIMER MODEL FROM STREPTOMYCES LIVIDANS. View/download PDB. Mª Luisa Molina & Gregorio Fernández-Ballester
  4. 1BL8: POTASSIUM CHANNEL (KCSA) FROM STREPTOMYCES LIVIDANS. View/download PDB
    PubMed: 9525859
  5. 1F6G: POTASSIUM CHANNEL (KCSA) FULL-LENGTH FOLD. View/download PDB
    PubMed 11158168
  6. 1J95: KCSA potassium channel with TBA (tetrabutylammonium) and potassium. View/download PDB
    PubMed 11395760
  7. 1JVM: KCSA POTASSIUM CHANNEL WITH TBA (TETRABUTYLAMMONIUM) AND RUBIDIUM. View/download PDB
    PubMed 11689935
  8. 1K4C: Potassium Channel KcsA-Fab complex in high concentration of K+. View/download PDB
    PubMed 11689936
  9. 1K4D: Potassium Channel KcsA-Fab complex in low concentration of K+. View/download PDB
    PubMed 11689936
  10. 1LNQ: CRYSTAL STRUCTURE OF Methanobacterium thermoautotrophicum (MTHK) AT 3.3 A. View/download PDB
    PubMed 12037559
  11. 1ORS: X-ray structure of the KvAP potassium channel voltage sensor in complex with an Fab. View/download PDB
    PubMed 12721618
  12. 1R3I: Potassium channel KcsA-Fab complex in Rb+. View/download PDB
    PubMed 14583193
  13. 1R3J: Potassium channel KcsA-Fab complex in high concentration of Tl+. View/download PDB
    PubMed 14583193
  14. 1R3K: Potassium channel KcsA-Fab complex in low concentration of Tl+. View/download PDB
    PubMed 14583193
  15. 1R3L: Potassium channel KcsA-Fab complex in Cs+. View/download PDB
    PubMed 14583193
  16. 1S5H: Potassium Channel Kcsa-Fab Complex T75C mutant in K+. View/download PDB
    PubMed 15099749
  17. 1ZWI: Structure of mutant KcsA-E71A potassium channel. View/download PDB
    PubMed 16532009
  18. 2A79: Mammalian Shaker Kv1.2 potassium channel-beta subunit complex. View/download PDB
    PubMed 16002581
  19. 2ATK: Structure of a mutant KcsA-E71A K+ channel. View/download PDB
    PubMed 16532009
  20. 2H8P: Structure of a K+ channel with an amide to ester substitution in the selectivity filter. View/download PDB
    PubMed 16939283
  21. 2HFE: Rb+ complex of a K+ channel with an amide to ester substitution in the selectivity filter. View/download PDB
    PubMed 16939283
  22. 2HG5: Cs+ complex of a K+ channel with an amide to ester substitution in the selectivity filter. View/download PDB
    PubMed 16939283
  23. 2IH1: Ion selectivity in a semi-synthetic K+ channel locked in the conductive conformation. View/download PDB
    PubMed 17095703
  24. 2IH3: Ion selectivity in a semi-synthetic K+ channel locked in the conductive conformation. View/download PDB
    PubMed 17095703
  25. 2ITC: Potassium Channel KcsA-Fab complex in Sodium Chloride. View/download PDB
    PubMed 17472437
  26. 2ITD: Potassium Channel KcsA-Fab complex in Barium Chloride. View/download PDB
    PubMed 17472437
  27. 2NLJ: Potassium Channel KcsA(M96V)-Fab complex in KCl. View/download PDB
    PubMed 17472437
  28. 2P7T: Crystal Structure of KcsA(E71T) mutant (Perozo's group). View/download PDB
    PubMed 17922012
  29. 2QKS: Crystal structure of a Kir3.1-prokaryotic Kir channel chimera. View/download PDB
    PubMed 17703190
  30. 2R9R: Shaker family voltage dependent potassium channel (kv1.2-kv2.1 paddle chimera channel) in association with beta subunit. View/download PDB
    PubMed 18004376
  31. 3EFF: The Crystal Structure of Full-Length KcsA in its Closed Conformation. View/download PDB
    PubMed 19346472
  32. 3F5W: KcsA Potassium channel in the open-inactivated state with 32 A opening at T112. View/download PDB
    DOI: 10.1038/nature09153
  33. 3F7V: KcsA Potassium channel in the open-inactivated state with 23 A opening at T112. View/download PDB
    DOI: 10.1038/nature09153
  34. 3F7Y: KcsA Potassium channel in the open-inactivated state with 32 A opening at T112. View/download PDB
    DOI: 10.1038/nature09153
  35. 3FB5: KcsA potassium channel in the partially open state with 14.5 A opening at T112. View/download PDB
    DOI: 10.1038/nature09153
  36. 3FB6: KcsA Potassium channel in the partially open state with 16 A opening at T112. View/download PDB
    DOI: 10.1038/nature09153
  37. 3FB8: KcsA Potassium channel in the open-conductive state with 20 A opening at T112 in the presence of Rb+ ion. View/download PDB
    PubMed 20613845
  38. 3HPL: KcsA E71H-F103A mutant in the closed state. View/download PDB
    PubMed 20613845
  39. 3JYC: Crystal structure of the eukaryotic strong inward-rectifier K+ channel Kir2.2 at 3.1 Angstrom resolution. View/download PDB
    PubMed 20019282
  40. 3LNM: F233W mutant of the Kv2.1 paddle-Kv1.2 chimera channel. View/download PDB (AC subunit) and View/download PDB (BD subunit)
    PubMed 20360102
  41. 3LUT: A Structural Model for the Full-length Shaker Potassium Channel Kv1.2. View/download PDB
    PubMed 20534430