2EAY | pdb_00002eay

Crystal Structure Of Biotin Protein Ligase From Aquifex Aeolicus

• PDB DOI: https://doi.org/10.2210/pdb2EAY/pdb

• Classification: LIGASE
• Organism(s): Aquifex aeolicus
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2007-02-04 Released: 2007-08-14 
• Deposition Author(s): Bagautdinov, B., Kunishima, N., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 
  0.247 (Depositor), 0.250 (DCC) 
• R-Value Work: 
  0.214 (Depositor), 0.210 (DCC) 
• R-Value Observed: 
  0.214 (Depositor) 

Starting Model: experimental

Literature

Crystal Structure Of Biotin Protein Ligase From Aquifex Aeolicus

Bagautdinov, B., 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.

Macromolecule Content 

• Total Structure Weight: 53.58 kDa 
• Atom Count: 3,879 
• Modeled Residue Count: 441 
• Deposited Residue Count: 466 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Biotin [acetyl-CoA-carboxylase] ligase	A, B	233	Aquifex aeolicus	Mutation(s): 2  Gene Names: birA EC: 6.3.4.15
UniProt
Find proteins for O66837 (Aquifex aeolicus (strain VF5)) Explore O66837  Go to UniProtKB:  O66837

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free:  0.247 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.214 (Depositor), 0.210 (DCC) 
• R-Value Observed: 0.214 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 55.076	α = 90
b = 60.589	β = 91.99
c = 73.106	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-08-14 
Deposition Author(s): Bagautdinov, B., Kunishima, N., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2007-08-14
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2023-10-25
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.3: 2023-11-15
  Changes: Data collection
• Version 1.4: 2024-11-20
  Changes: Structure summary