1IUE

Crystal Structure Analysis of ferredoxin from Plasmodium falciparum

• PDB DOI: https://doi.org/10.2210/pdb1IUE/pdb

• Classification: ELECTRON TRANSPORT
• Organism(s): Plasmodium falciparum 3D7
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2002-03-04 Released: 2003-09-30 
• Deposition Author(s): Kimata-Ariga, Y., Kurisu, G., Hase, T.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 
  0.221 (Depositor), 0.180 (DCC) 
• R-Value Work: 
  0.184 (Depositor), 0.180 (DCC) 
• R-Value Observed: 
  0.184 (Depositor) 

Literature

Redox power generator of a nonphotosynthetic plastid in malaria parasite

Kimata-Ariga, Y., Kurisu, G., Hase, T.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 22.95 kDa 
• Atom Count: 2,074 
• Modelled Residue Count: 196 
• Deposited Residue Count: 196 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
FERREDOXIN	A, B	98	Plasmodium falciparum 3D7	Mutation(s): 0
UniProt
Find proteins for Q8IED5 (Plasmodium falciparum (isolate 3D7)) Explore Q8IED5  Go to UniProtKB:  Q8IED5

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FES	E [auth A], F [auth B]	FE2/S2 (INORGANIC) CLUSTER Fe2 S2 NIXDOXVAJZFRNF-UHFFFAOYSA-N
NA	C [auth A], D [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free:  0.221 (Depositor), 0.180 (DCC) 
• R-Value Work:  0.184 (Depositor), 0.180 (DCC) 
• R-Value Observed: 0.184 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 49	α = 90
b = 50.573	β = 115.53
c = 52.48	γ = 90

Software Package:

Software Name	Purpose
d*TREK	data reduction
CNS	refinement
d*TREK	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-09-30 
Deposition Author(s): Kimata-Ariga, Y., Kurisu, G., Hase, T.

Revision History  

• Version 1.0: 2003-09-30
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.3: 2017-10-04
  Changes: Refinement description
• Version 1.4: 2023-12-27
  Changes: Data collection, Database references, Derived calculations