5FRT | pdb_00005frt

Structure of the FeSII (shethna) protein of Azotobacter vinelandii

• PDB DOI: https://doi.org/10.2210/pdb5FRT/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Azotobacter vinelandii
• Expression System: Escherichia coli K-12
• Mutation(s): No 


• Deposited: 2015-12-22 Released: 2016-01-13 
• Deposition Author(s): Kabasakal, B.V., Cotton, C.A.R., Lieber, L., Murray, J.W.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.34 Å
• R-Value Free: 
  0.252 (Depositor), 0.260 (DCC) 
• R-Value Work: 
  0.217 (Depositor), 0.230 (DCC) 
• R-Value Observed: 
  0.219 (Depositor) 

Literature

Structure of Fesi Protein from Azotobacter Vinelandii

Kabasakal, B., Cotton, C.A.R., Lieber, L., Murray, J.W.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 3  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 4  

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

Biological assembly 4 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 67.33 kDa 
• Atom Count: 4,425 
• Modelled Residue Count: 581 
• Deposited Residue Count: 610 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DIMERIC (2FE-2S) PROTEIN	A, B, C, D, E	122	Azotobacter vinelandii	Mutation(s): 0
UniProt
Find proteins for Q44501 (Azotobacter vinelandii) Explore Q44501  Go to UniProtKB:  Q44501

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FES	F [auth A], G [auth B], H [auth C], I [auth D], J [auth E]	FE2/S2 (INORGANIC) CLUSTER Fe2 S2 NIXDOXVAJZFRNF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.34 Å
• R-Value Free:  0.252 (Depositor), 0.260 (DCC) 
• R-Value Work:  0.217 (Depositor), 0.230 (DCC) 
• R-Value Observed: 0.219 (Depositor) 

Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 133.56	α = 90
b = 134.53	β = 90
c = 36.6	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-01-13 
Deposition Author(s): Kabasakal, B.V., Cotton, C.A.R., Lieber, L., Murray, J.W.

Revision History  

• Version 1.0: 2016-01-13
  Type: Initial release
  
• Version 1.1: 2024-05-08
  Changes: Data collection, Database references, Derived calculations, Other