4AON

Conformational dynamics of aspartate alpha-decarboxylase active site revealed by protein-ligand complexes: 1-methyl-L-aspartate complex

• PDB DOI: https://doi.org/10.2210/pdb4AON/pdb

• Classification: HYDROLASE
• Organism(s): Escherichia coli BL21
• Expression System: Escherichia coli BL21
• Mutation(s): Yes 


• Deposited: 2012-03-29 Released: 2012-10-31 
• Deposition Author(s): Yorke, B.A., Monteiro, D.C.F., Pearson, A.R., Webb, M.E.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.162 
• R-Value Work: 0.135 
• R-Value Observed: 0.136 

Literature

Conformational Dynamics of Aspartate Alpha Decarboxylase Active Site Revealed by Protein-Ligand Complexes

Yorke, B.A., Monteiro, D.C.F., Pearson, A.R., Webb, M.E.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C4  (Explore in 3D)
Global Stoichiometry: Hetero 8-mer - A4B4 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 31.86 kDa 
• Atom Count: 2,172 
• Modelled Residue Count: 243 
• Deposited Residue Count: 288 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ASPARTATE-ALPHA-DECARBOXYLASE BETA CHAIN	A, C [auth D]	41	Escherichia coli BL21	Mutation(s): 0  EC: 4.1.1.11
UniProt
Find proteins for P0A790 (Escherichia coli (strain K12)) Explore P0A790  Go to UniProtKB:  P0A790

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
ASPARTATE-ALPHA-DECARBOXYLASE ALPHA CHAIN	B, D [auth E]	102	Escherichia coli BL21	Mutation(s): 1  EC: 4.1.1.11
UniProt
Find proteins for P0A790 (Escherichia coli (strain K12)) Explore P0A790  Go to UniProtKB:  P0A790

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GLU	E [auth B], F [auth E]	GLUTAMIC ACID C5 H9 N O4 WHUUTDBJXJRKMK-VKHMYHEASA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.162 
• R-Value Work: 0.135 
• R-Value Observed: 0.136 
• Space Group: P 6₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 71.022	α = 90
b = 71.022	β = 90
c = 216.376	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-10-31 
Deposition Author(s): Yorke, B.A., Monteiro, D.C.F., Pearson, A.R., Webb, M.E.

Revision History  

• Version 1.0: 2012-10-31
  Type: Initial release
  
• Version 2.0: 2023-11-15
  Changes: Atomic model, Data collection, Database references, Derived calculations, Other
• Version 2.1: 2023-12-20
  Changes: Refinement description