2O2E | pdb_00002o2e

Mycobacterium tuberculosis tryptophan synthase beta subunit dimer (apoform)

• PDB DOI: https://doi.org/10.2210/pdb2O2E/pdb

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


• Deposited: 2006-11-29 Released: 2008-04-08 
• Deposition Author(s): Burenkov, G.P., Kachalova, G.S., Bartunik, H.D., Mycobacterium Tuberculosis Structural Proteomics Project (XMTB)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 
  0.281 (Depositor), 0.280 (DCC) 
• R-Value Work: 
  0.211 (Depositor), 0.220 (DCC) 
• R-Value Observed: 
  0.214 (Depositor) 

Starting Model: experimental

Literature

Structure Tryptophan SYNTHASE beta subunit dimer from MYCOBACTERIUM TUBERCULOSIS

Kachalova, G.S., Burenkov, G.P., I Strizhov, N., I Svergun, D., 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,PQS (software)

Macromolecule Content 

• Total Structure Weight: 89.39 kDa 
• Atom Count: 4,772 
• Modeled Residue Count: 631 
• Deposited Residue Count: 844 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Tryptophan synthase beta chain	A, B	422	Mycobacterium tuberculosis	Mutation(s): 0  Gene Names: trpB EC: 4.2.1.20
UniProt
Find proteins for P9WFX9 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)) Explore P9WFX9  Go to UniProtKB:  P9WFX9

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free:  0.281 (Depositor), 0.280 (DCC) 
• R-Value Work:  0.211 (Depositor), 0.220 (DCC) 
• R-Value Observed: 0.214 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 125.984	α = 90
b = 56.461	β = 117
c = 120.545	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-04-08 
Deposition Author(s): Burenkov, G.P., Kachalova, G.S., Bartunik, H.D., Mycobacterium Tuberculosis Structural Proteomics Project (XMTB)

Revision History  

• Version 1.0: 2008-04-08
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.2: 2017-10-18
  Changes: Refinement description
• Version 1.3: 2023-08-30
  Changes: Data collection, Database references, Refinement description