3KOM

Crystal structure of apo transketolase from Francisella tularensis

• PDB DOI: https://doi.org/10.2210/pdb3KOM/pdb

• Classification: TRANSFERASE
• Organism(s): Francisella tularensis subsp. tularensis SCHU S4
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2009-11-13 Released: 2009-12-01 
• Deposition Author(s): Anderson, S.M., Wawrzak, Z., Skarina, T., Gordon, E., Kwon, K., Savchenko, A., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.199 
• R-Value Work: 0.163 
• R-Value Observed: 0.165 

Literature

Crystal structure of apo transketolase from Francisella tularensis

Anderson, S.M., Wawrzak, Z., Skarina, T., Gordon, E., Kwon, K., Savchenko, A., Anderson, W.F.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 148.81 kDa 
• Atom Count: 11,675 
• Modelled Residue Count: 1,302 
• Deposited Residue Count: 1,326 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transketolase	A, B	663	Francisella tularensis subsp. tularensis SCHU S4	Mutation(s): 1  Gene Names: tktA, FTT1369c, FTT_1369c EC: 2.2.1.1
UniProt
Find proteins for Q5NF74 (Francisella tularensis subsp. tularensis (strain SCHU S4 / Schu 4)) Explore Q5NF74  Go to UniProtKB:  Q5NF74

Small Molecules

Modified Residues  2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET
OCS	A, B	L-PEPTIDE LINKING	C3 H7 N O5 S		CYS

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.199 
• R-Value Work: 0.163 
• R-Value Observed: 0.165 
• Space Group: P 2₁ 2₁ 2₁
• Diffraction Data: https://doi.org/10.18430/m33kom

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 86.49	α = 90
b = 109.29	β = 90
c = 128.56	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
BLU-MAX	data collection
HKL-2000	data reduction
HKL-2000	data scaling
CRANK	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-12-01 
Deposition Author(s): Anderson, S.M., Wawrzak, Z., Skarina, T., Gordon, E., Kwon, K., Savchenko, A., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2009-12-01
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Source and taxonomy, Version format compliance
• Version 1.2: 2011-12-14
  Changes: Structure summary
• Version 1.3: 2017-11-01
  Changes: Refinement description
• Version 1.4: 2021-10-13
  Changes: Database references, Derived calculations