4AOK

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/pdb4AOK/pdb

• Classification: HYDROLASE
• Organism(s): Escherichia coli
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2012-03-28 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: 0.180 
• R-Value Work: 0.144 
• R-Value Observed: 0.146 

Starting Model: experimental

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: 31.82 kDa 
• Atom Count: 2,125 
• Modelled Residue Count: 243 
• Deposited Residue Count: 286 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ASPARTATE 1-DECARBOXYLASE BETA CHAIN	A, C [auth D]	41	Escherichia coli	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 1-DECARBOXYLASE ALPHA CHAIN	B, D [auth E]	102	Escherichia coli	Mutation(s): 0  EC: 4.1.1.11
UniProt
Find proteins for P0A790 (Escherichia coli (strain K12)) Explore P0A790  Go to UniProtKB:  P0A790

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.180 
• R-Value Work: 0.144 
• R-Value Observed: 0.146 
• Space Group: P 6₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 71.3	α = 90
b = 71.3	β = 90
c = 215.9	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 1.1: 2023-12-20
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description