1KPK

Crystal Structure of the ClC Chloride Channel from E. coli

Structural Biology Knowledgebase: 1KPK SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.5 Å
  • R-Value Free: 0.301
  • R-Value Work: 0.290

Literature

Macromolecules
Sequence Display for 1KPK

Classification: MEMBRANE PROTEIN

Total Structure Weight: 302345.69

Macromolecule Entities
Molecule Chains Length Organism Details
putative channel transporter A, B, C..., D, E, FA, B, C, D, E, F 473 Escherichia coli Gene Name(s): clcA eriC yadQ b0155 JW5012
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: inferred by homology | Group: ALPHA-HELICAL

Subgroup Name: H+/Cl-Exchange Transporters

Protein Name: H+/Cl- Exchange Transporter



Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.5 Å
  • R-Value Free: 0.301
  • R-Value Work: 0.290
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 105.66 α = 90.00
b = 152.52 β = 90.00
c = 263.06 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-12-31
  • Released Date: 2002-01-23
  • Deposition author(s): Dutzler, R., Campbell, E.B., Cadene, M., Chait, B.T., MacKinnon, R.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4