5ABR | pdb_00005abr

Structure of FeSI protein from Azotobacter vinelandii

• PDB DOI: https://doi.org/10.2210/pdb5ABR/pdb

• Classification: ELECTRON TRANSPORT
• Organism(s): Azotobacter vinelandii
• Expression System: Escherichia coli KRX
• Mutation(s): No 


• Deposited: 2015-08-07 Released: 2016-08-24 
• Deposition Author(s): Kabasakal, B., Murray, J.W.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.11 Å
• R-Value Free: 
  0.231 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.177 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.180 (Depositor) 

Literature

Structure of Fesi Protein from Azotobacter Vinelandii

Kabasakal, B., Cotton, C.A.R., 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)

Macromolecule Content 

• Total Structure Weight: 27.23 kDa 
• Atom Count: 1,694 
• Modeled Residue Count: 208 
• Deposited Residue Count: 252 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
FERREDOXIN, 2FE-2S	A, B	126	Azotobacter vinelandii	Mutation(s): 0
UniProt
Find proteins for P82802 (Azotobacter vinelandii (strain DJ / ATCC BAA-1303)) Explore P82802  Go to UniProtKB:  P82802

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.11 Å
• R-Value Free:  0.231 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.177 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.180 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 39.04	α = 90
b = 60.1	β = 109.37
c = 45.51	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
autoSHARP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-08-24 
Deposition Author(s): Kabasakal, B., Murray, J.W.

Revision History  

• Version 1.0: 2016-08-24
  Type: Initial release
  
• Version 1.1: 2024-05-08
  Changes: Data collection, Database references, Derived calculations, Other