3F7V

KcsA Potassium channel in the open-inactivated state with 23 A opening at T112


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.2 Å
  • R-Value Free: 0.276 
  • R-Value Work: 0.259 

wwPDB Validation 3D Report Full Report


This is version 1.1 of the entry. See complete history

Literature

KcsA Potassium channel in the open-inactivated state with 23 A opening at T112

Cuello, L.G.Jogini, V.Cortes, D.M.Perozo, E.

To be published.

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
antibody fab fragment Heavy chain
A
219N/AN/A
Protein Feature View is not available: No corresponding UniProt sequence found.
Entity ID: 2
MoleculeChainsSequence LengthOrganismDetails
antibody fab fragment light chain
B
212Mus musculusN/A
Membrane protein
mpstruct
Group: 
TRANSMEMBRANE PROTEINS: ALPHA-HELICAL
Sub Group: 
Channels: Potassium, Sodium, & Proton Ion-Selective
Protein: 
KcsA Potassium channel, H+ gated
Find proteins for P01837 (Mus musculus)
Go to UniProtKB:  P01837
Entity ID: 3
MoleculeChainsSequence LengthOrganismDetails
Voltage-gated potassium channel
C
104Streptomyces lividansGene Names: kcsA (skc1)
Membrane protein
mpstruct
Group: 
TRANSMEMBRANE PROTEINS: ALPHA-HELICAL
Sub Group: 
Channels: Potassium, Sodium, & Proton Ion-Selective
Protein: 
KcsA Potassium channel, H+ gated
Find proteins for P0A334 (Streptomyces lividans)
Go to UniProtKB:  P0A334
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
K
Query on K

Download SDF File 
Download CCD File 
C
POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.2 Å
  • R-Value Free: 0.276 
  • R-Value Work: 0.259 
  • Space Group: I 4
Unit Cell:
Length (Å)Angle (°)
a = 155.949α = 90.00
b = 155.949β = 90.00
c = 73.418γ = 90.00
Software Package:
Software NamePurpose
HKL-2000data reduction
CNSrefinement
CNSphasing
HKL-2000data scaling
ADSCdata collection

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2010-05-19
    Type: Initial release
  • Version 1.1: 2011-07-13
    Type: Version format compliance