3I8X

Structure of the cytosolic domain of E. coli FeoB, GDP-bound form

• PDB DOI: https://doi.org/10.2210/pdb3I8X/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Escherichia coli
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2009-07-10 Released: 2009-07-28 
• Deposition Author(s): Petermann, N., Hansen, G., Hogg, T., Hilgenfeld, R.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.25 Å
• R-Value Free:  0.250 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.186 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.189 (Depositor) 

Starting Model: experimental

Literature

Structural basis for the intrinsic GTPase and GDI activities of FeoB, a prokaryotic transmembrane GTP/GDP-binding protein

Petermann, N., Schmidt, C.L., Hansen, G., Wagner, A.K., Hilgenfeld, R., Hogg, T.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly 3  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 3 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 91.59 kDa 
• Atom Count: 6,444 
• Modelled Residue Count: 780 
• Deposited Residue Count: 822 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ferrous iron transport protein B	A, B, C	274	Escherichia coli	Mutation(s): 0  Gene Names: b3409, feoB, JW3372
UniProt
Find proteins for P33650 (Escherichia coli (strain K12)) Explore P33650  Go to UniProtKB:  P33650

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GDP	D [auth A], E [auth B], F [auth C]	GUANOSINE-5'-DIPHOSPHATE C10 H15 N5 O11 P2 QGWNDRXFNXRZMB-UUOKFMHZSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.25 Å
• R-Value Free:  0.250 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.186 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.189 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 74.731	α = 90
b = 56.058	β = 91.7
c = 90.799	γ = 90

Software Package:

Software Name	Purpose
ProDC	data collection
PHASER	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-07-28 
Deposition Author(s): Petermann, N., Hansen, G., Hogg, T., Hilgenfeld, R.

Revision History  

• Version 1.0: 2009-07-28
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2018-03-07
  Changes: Data collection
• Version 1.3: 2023-09-06
  Changes: Data collection, Database references, Derived calculations, Refinement description