2P2W | pdb_00002p2w

Crystal structure of citrate synthase from Thermotoga maritima MSB8

• PDB DOI: https://doi.org/10.2210/pdb2P2W/pdb

• Classification: TRANSFERASE
• Organism(s): Thermotoga maritima
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2007-03-07 Released: 2007-09-11 
• Deposition Author(s): Sugahara, M., Kunishima, N., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 
  0.187 (Depositor), 0.188 (DCC) 
• R-Value Work: 
  0.175 (Depositor), 0.175 (DCC) 
• R-Value Observed: 
  0.187 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of citrate synthase from Thermotoga maritima MSB8

Sugahara, M., Kunishima, N.

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: 42.74 kDa 
• Atom Count: 3,303 
• Modeled Residue Count: 358 
• Deposited Residue Count: 367 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Citrate synthase	A	367	Thermotoga maritima	Mutation(s): 0  EC: 2.3.3
UniProt
Find proteins for Q9WYC6 (Thermotoga maritima (strain ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8)) Explore Q9WYC6  Go to UniProtKB:  Q9WYC6

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FLC	B [auth A], C [auth A]	CITRATE ANION C6 H5 O7 KRKNYBCHXYNGOX-UHFFFAOYSA-K

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free:  0.187 (Depositor), 0.188 (DCC) 
• R-Value Work:  0.175 (Depositor), 0.175 (DCC) 
• R-Value Observed: 0.187 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 87.337	α = 90
b = 139.093	β = 90
c = 76.749	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
MOLREP	phasing
CNS	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-09-11 
Deposition Author(s): Sugahara, M., Kunishima, N., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2007-09-11
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.2: 2023-10-25
  Changes: Data collection, Database references, Refinement description