1PO3

Crystal structure of ferric citrate transporter FecA in complex with ferric citrate


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.4 Å
  • R-Value Free: 0.314
  • R-Value Work: 0.239

Literature

Macromolecules
Sequence Display for 1PO3

Classification: MEMBRANE PROTEIN

Total Structure Weight: 167318.44

Macromolecule Entities
Molecule Chains Length Organism Details
Iron(III) dicitrate transport protein fecA precursor A, B 751 Escherichia coli Fragment: FecA residues 95-741
Gene Name(s): fecA b4291 JW4251
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: mpstruc | Group: BETA-BARREL

Subgroup Name: Beta-Barrel Membrane Proteins: Monomeric/Dimeric

Protein Name: FecA, siderophore transporter


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

A, B CITRATE ANION
C6 H5 O7
KRKNYBCHXYNGOX-UHFFFAOYSA-K
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
FE
Query on FE

A, B FE (III) ION
Fe
VTLYFUHAOXGGBS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.4 Å
  • R-Value Free: 0.314
  • R-Value Work: 0.239
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 85.49 α = 90.00
b = 147.00 β = 110.58
c = 96.13 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-06-13
  • Released Date: 2003-11-18
  • Deposition author(s): Yue, W.W., Grizot, S., Buchanan, S.K.

Revision History

  • Version 1_0: 2003-11-18

    Type: Initial release

  • Version 1_1: 2008-04-29

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance