3ME7

Crystal structure of putative electron transport protein aq_2194 from Aquifex aeolicus VF5

• PDB DOI: https://doi.org/10.2210/pdb3ME7/pdb

• Classification: ELECTRON TRANSPORT
• Organism(s): Aquifex aeolicus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2010-03-31 Released: 2010-04-14 
• Deposition Author(s): Malashkevich, V.N., Toro, R., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.219 
• R-Value Work: 0.182 
• R-Value Observed: 0.183 

Literature

Crystal structure of putative electron transport protein aq_2194 from Aquifex aeolicus VF5

Malashkevich, V.N., Toro, R., Sauder, J.M., Burley, S.K., Almo, S.C.

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: 39.01 kDa 
• Atom Count: 3,088 
• Modelled Residue Count: 327 
• Deposited Residue Count: 340 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative uncharacterized protein	A, B	170	Aquifex aeolicus	Mutation(s): 0  Gene Names: aq_2194, NP_214507.1
UniProt
Find proteins for O67938 (Aquifex aeolicus (strain VF5)) Explore O67938  Go to UniProtKB:  O67938

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A], D [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.219 
• R-Value Work: 0.182 
• R-Value Observed: 0.183 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 68.09	α = 90
b = 134.93	β = 90
c = 37.39	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHELX	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
CBASS	data collection
HKL-2000	data reduction
SHELXD	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-04-14 
Deposition Author(s): Malashkevich, V.N., Toro, R., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2010-04-14
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2017-11-08
  Changes: Refinement description
• Version 1.3: 2018-11-21
  Changes: Data collection, Structure summary
• Version 1.4: 2021-02-10
  Changes: Database references, Derived calculations, Structure summary
• Version 1.5: 2024-11-27
  Changes: Data collection, Database references, Structure summary