1WKH

Acetylornithine aminotransferase from thermus thermophilus HB8

• PDB DOI: https://doi.org/10.2210/pdb1WKH/pdb

• Classification: TRANSFERASE
• Organism(s): Thermus thermophilus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2004-05-31 Released: 2005-09-27 
• Deposition Author(s): Matsumura, M., Goto, M., Omi, R., Miyahara, I., Hirotsu, K., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.25 Å
• R-Value Free: 0.243 
• R-Value Work: 0.187 

Literature

Acetylornithine aminotransferase from thermus thermophilus HB8

Matsumura, M., Goto, M., Omi, R., Miyahara, I., Hirotsu, K.

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 (software)

Macromolecule Content

• Total Structure Weight: 87.78 kDa 
• Atom Count: 6,196 
• Modelled Residue Count: 774 
• Deposited Residue Count: 790 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Acetylornithine/acetyl-lysine aminotransferase	A, B	395	Thermus thermophilus	Mutation(s): 0  EC: 2.6.1.11
UniProt
Find proteins for Q5SHH5 (Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8)) Explore Q5SHH5  Go to UniProtKB:  Q5SHH5

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PPE	C [auth A], D [auth B]	4-[(1,3-DICARBOXY-PROPYLAMINO)-METHYL]-3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDINIUM C13 H20 N2 O9 P JMRKOGDJNHPMHS-JTQLQIEISA-O

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.25 Å
• R-Value Free: 0.243 
• R-Value Work: 0.187 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 70.85	α = 90
b = 69.87	β = 90
c = 140.7	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-09-27 
Deposition Author(s): Matsumura, M., Goto, M., Omi, R., Miyahara, I., Hirotsu, K., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2005-09-27
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-03-13
  Changes: Data collection, Database references, Derived calculations