3EFF

The Crystal Structure of Full-Length KcsA in its Closed Conformation


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.8 Å
  • R-Value Free: 0.331
  • R-Value Work: 0.270

Literature

Macromolecules
Sequence Display for 3EFF

Classification: MEMBRANE PROTEIN

Total Structure Weight: 156632.25

Macromolecule Entities
Molecule Chains Length Organism Details
FAB A, C 215 Mus musculus
FAB B, D 224 Mus musculus
Voltage-gated potassium channel K, L, M, N 139 Streptomyces lividans Fragment: UNP residues 22-160
Gene Name(s): kcsA skc1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: mpstruc | Group: ALPHA-HELICAL

Subgroup Name: Channels: Potassium, Sodium, & Proton Ion-Selective

Protein Name: KcsA Potassium channel, H+ gated



Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.8 Å
  • R-Value Free: 0.331
  • R-Value Work: 0.270
  • Space Group: I 2 2 2

Unit Cell:

Length (Å) Angle (°)
a = 115.80 α = 90.00
b = 173.90 β = 90.00
c = 339.42 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2008-09-08
  • Released Date: 2009-04-14
  • Deposition author(s): Uysal, S., Vasquez, V., Tereshko, T., Esaki, K., Fellouse, F.A., Sidhu, S.S., Koide, S., Perozo, E., Kossiakoff, A.

Revision History

  • Version 1_0: 2009-04-14

    Type: Initial release

  • Version 1_1: 2011-07-13

    Type: Version format compliance