2O12

Mycobacterium tuberculosis Chorismate synthase in complex with FMN

• PDB DOI: https://doi.org/10.2210/pdb2O12/pdb

• Classification: LYASE
• Organism(s): Mycobacterium tuberculosis H37Rv
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2006-11-28 Released: 2008-04-08 
• Deposition Author(s): Bruning, M., Bartunik, H.D.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.72 Å
• R-Value Free: 0.188 
• R-Value Work: 0.165 
• R-Value Observed: 0.166 

Literature

Complexes of Chorismate synthase from M. tuberculosis

Bruning, M., Bourenkov, G.P., Strizhov, N.I., Bartunik, H.D.

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 and generated by PISA (software)

Biological Assembly 2  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 2 generated by PISA,PQS (software)

Macromolecule Content

• Total Structure Weight: 43.41 kDa 
• Atom Count: 3,533 
• Modelled Residue Count: 386 
• Deposited Residue Count: 407 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Chorismate synthase	A	407	Mycobacterium tuberculosis H37Rv	Mutation(s): 0  Gene Names: aroF EC: 4.2.3.5
UniProt
Find proteins for P9WPY1 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)) Explore P9WPY1  Go to UniProtKB:  P9WPY1

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FMN	H [auth A]	FLAVIN MONONUCLEOTIDE C17 H21 N4 O9 P FVTCRASFADXXNN-SCRDCRAPSA-N
ACT	B [auth A], C [auth A], D [auth A], E [auth A]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M
NA	F [auth A], G [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.72 Å
• R-Value Free: 0.188 
• R-Value Work: 0.165 
• R-Value Observed: 0.166 
• Space Group: P 6₄ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 133.445	α = 90
b = 133.445	β = 90
c = 158.619	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
MAR345	data collection
DENZO	data reduction
SCALEPACK	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-04-08 
Deposition Author(s): Bruning, M., Bartunik, H.D.

Revision History  

• Version 1.0: 2008-04-08
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Derived calculations, Source and taxonomy, Version format compliance
• Version 1.2: 2017-10-18
  Changes: Refinement description
• Version 1.3: 2023-12-27
  Changes: Data collection, Database references, Derived calculations