2EKC | pdb_00002ekc

Structural study of Project ID aq_1548 from Aquifex aeolicus VF5

• PDB DOI: https://doi.org/10.2210/pdb2EKC/pdb

• Classification: LYASE
• Organism(s): Aquifex aeolicus VF5
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2007-03-22 Released: 2007-09-25 
• Deposition Author(s): Asada, Y., Kunishima, N., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.220 (Depositor), 0.222 (DCC) 
• R-Value Work: 
  0.184 (Depositor), 0.185 (DCC) 
• R-Value Observed: 
  0.186 (Depositor) 

Literature

Structural study of Project ID aq_1548 from Aquifex aeolicus VF5

Asada, Y., Kunishima, N.

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: 59.09 kDa 
• Atom Count: 4,686 
• Modeled Residue Count: 510 
• Deposited Residue Count: 524 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Tryptophan synthase alpha chain	A, B	262	Aquifex aeolicus VF5	Mutation(s): 0  EC: 4.2.1.20
UniProt
Find proteins for O67502 (Aquifex aeolicus (strain VF5)) Explore O67502  Go to UniProtKB:  O67502

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free:  0.220 (Depositor), 0.222 (DCC) 
• R-Value Work:  0.184 (Depositor), 0.185 (DCC) 
• R-Value Observed: 0.186 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 57.854	α = 90
b = 72.985	β = 90.697
c = 64.942	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-09-25 
Deposition Author(s): Asada, Y., Kunishima, N., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2007-09-25
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.2: 2024-11-20
  Changes: Data collection, Database references, Structure summary