4TKY

The complex structure of E. coli DsbA bound to a peptide at the DsbA/DsbB interface


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.237
  • R-Value Work: 0.176

Literature

Macromolecules
Sequence Display for 4TKY

Classification: OXIDOREDUCTASE / PEPTIDE INHIBITOR

Total Structure Weight: 88496.05

Macromolecule Entities
Molecule Chains Length Organism Details
Thiol:disulfide interchange protein DsbA A, B, C, D 191 Escherichia coli Fragment: UNP residues 20-208
Mutation: C33A
Gene Name(s): dsbA dsf ppfA b3860 JW3832
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
PRO-PHE-ALA-THR-CYS-ASP-SER E, F, G, H 7 Escherichia coli

Membrane Protein

Source: inferred by homology | Group: ALPHA-HELICAL

Subgroup Name: Oxidoreductases

Protein Name: DsbB-DsbA Periplasmic Oxidase Complex


Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
ACE
Query on ACE

E, F, G, H ACETYL GROUP
C2 H4 O
IKHGUXGNUITLKF-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NH2
Query on NH2

E, F, G, H AMINO GROUP
H2 N
QGZKDVFQNNGYKY-UHFFFAOYAF
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.237
  • R-Value Work: 0.176
  • Space Group: P 1

Unit Cell:

Length (Å) Angle (°)
a = 59.96 α = 99.55
b = 62.53 β = 103.80
c = 67.26 γ = 114.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2014-05-28
  • Released Date: 2015-01-14
  • Deposition author(s): Premkumar, L., Martin, J.L.

Revision History

  • 2015-02-04
    Type: Database references