1KTN | pdb_00001ktn

Structural Genomics, Protein EC1535

• PDB DOI: https://doi.org/10.2210/pdb1KTN/pdb

• Classification: STRUCTURAL GENOMICS, LYASE
• Organism(s): Escherichia coli
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2002-01-16 Released: 2002-08-14 
• Deposition Author(s): Zhang, R., Joachimiak, A., Edwards, A., Skarina, T., Evdokimova, E., Savchenko, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free: 
  0.205 (Depositor) 
• R-Value Work: 
  0.186 (Depositor) 
• R-Value Observed: 
  0.186 (Depositor) 

Literature

The 1.5A crystal structure of 2-deoxyribose-5-phosphate aldlase

Zhang, R., Joachimiak, A., Edwards, A., Skarina, T., Evdokimova, E., Savchenko, A.

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: 53.83 kDa 
• Atom Count: 4,393 
• Modeled Residue Count: 499 
• Deposited Residue Count: 500 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
2-deoxyribose-5-phosphate aldolase	A, B	250	Escherichia coli	Mutation(s): 0  EC: 4.1.2.4
UniProt
Find proteins for P0A6L0 (Escherichia coli (strain K12)) Explore P0A6L0  Go to UniProtKB:  P0A6L0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free:  0.205 (Depositor) 
• R-Value Work:  0.186 (Depositor) 
• R-Value Observed: 0.186 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 62.566	α = 90
b = 53.558	β = 109.97
c = 81.365	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
d*TREK	data reduction
HKL-2000	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2002-08-14 
Deposition Author(s): Zhang, R., Joachimiak, A., Edwards, A., Skarina, T., Evdokimova, E., Savchenko, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2002-08-14
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2017-10-11
  Changes: Refinement description
• Version 1.4: 2024-02-14
  Changes: Data collection, Database references