3AB5

Crystal structure of the 2Fe 2S Ferredoxin from Cyanidioschyzon merolae

• PDB DOI: https://doi.org/10.2210/pdb3AB5/pdb

• Classification: ELECTRON TRANSPORT
• Organism(s): Cyanidioschyzon merolae
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2009-12-01 Released: 2010-11-17 
• Deposition Author(s): Morimoto, Y., Imai, T., Ozawa, Y.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.18 Å
• R-Value Free: 0.196 
• R-Value Work: 0.176 
• R-Value Observed: 0.177 

Literature

Crystal structure of the 2Fe 2S Ferredoxin from Cyanidioschyzon merolae at 1.18A resolution.

Morimoto, Y., Imai, T., Ozawa, Y.

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)

Macromolecule Content

• Total Structure Weight: 21.51 kDa 
• Atom Count: 1,580 
• Modelled Residue Count: 194 
• Deposited Residue Count: 194 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ferredoxin	A, B	97	Cyanidioschyzon merolae	Mutation(s): 0  Gene Names: petF
UniProt
Find proteins for Q85FT5 (Cyanidioschyzon merolae (strain NIES-3377 / 10D)) Explore Q85FT5  Go to UniProtKB:  Q85FT5

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: 1.18 Å
• R-Value Free: 0.196 
• R-Value Work: 0.176 
• R-Value Observed: 0.177 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 36.586	α = 90
b = 54.922	β = 96.32
c = 42.935	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-11-17 
Deposition Author(s): Morimoto, Y., Imai, T., Ozawa, Y.

Revision History  

• Version 1.0: 2010-11-17
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2024-03-13
  Changes: Data collection, Database references, Derived calculations