2EH6

Crystal structure of acetylornithine aminotransferase from Aquifex aeolicus VF5

• PDB DOI: https://doi.org/10.2210/pdb2EH6/pdb

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


• Deposited: 2007-03-05 Released: 2007-09-11 
• Deposition Author(s): Mizutani, H., Kunishima, N., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.221 
• R-Value Work: 0.198 
• R-Value Observed: 0.198 

Literature

Crystal structure of acetylornithine aminotransferase from Aquifex aeolicus VF5

Mizutani, H., Kunishima, N.

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,PQS (software)

Macromolecule Content

• Total Structure Weight: 84.37 kDa 
• Atom Count: 6,467 
• Modelled Residue Count: 750 
• Deposited Residue Count: 750 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Acetylornithine aminotransferase	A, B	375	Aquifex aeolicus VF5	Mutation(s): 0  EC: 2.6.1.11
UniProt
Find proteins for O66442 (Aquifex aeolicus (strain VF5)) Explore O66442  Go to UniProtKB:  O66442

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PLP	C [auth A], D [auth B]	PYRIDOXAL-5'-PHOSPHATE C8 H10 N O6 P NGVDGCNFYWLIFO-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.221 
• R-Value Work: 0.198 
• R-Value Observed: 0.198 
• Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 101.094	α = 90
b = 124.7	β = 90
c = 131.614	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-09-11 
Deposition Author(s): Mizutani, H., Kunishima, N., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2007-09-11
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Derived calculations, Source and taxonomy, Version format compliance
• Version 1.2: 2023-10-25
  Changes: Data collection, Database references, Derived calculations, Refinement description